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Multi Collagen Protein Beauty + Sleep Support Vanilla Chai Flavor

4.5
★ ★ ★ ★ ★
(236 ratings)
Magnesium 364 mg
Collagen
Protein 18 Gram(s)
Product Image
Score55
Strong protein, vitamin C, and magnesium amounts are promising, but opaque collagen and missing sleep-active details reduce confidence.
How scoring works
Powder
Quantity:16 Ounce(s) • (38 servings)
Goals:
Bone Health
General Health
Stress Relief

Score 55

Strong protein, vitamin C, and magnesium amounts are promising, but opaque collagen and missing sleep-active details reduce confidence.
How scoring works

Also available as

1 option
266mg • 90 servings • Unflavored Magnesium 266 mg • 90 Capsule(s) • 30 servings $45.01 ($1.50 per serving)
$46.71($1.22 per serving)
BodyBuilding.com
$ 54.95
Vitacost
$ 51.39
iHerb
$ 46.71
Pure Formulas
$ 46.71
Daily Vita
$ 46.71
Vitacost
$ 51.37
Report prices

Analysis

The powder provides substantial protein through a large multi-collagen complex and adds vitamin C to support collagen formation. Magnesium is also supplied at a meaningful amount that may support general muscle and nervous-system function.

The collagen types, animal sources, and amount of each component are not shown in the supplied data. Magnesium's chemical form is also missing, so absorption and digestive tolerance cannot be predicted well.

No specifically named sleep-support active appears outside the opaque complex, making the sleep claim difficult to assess. The formula fits broad protein, beauty, and bone routines better than heart, testosterone, or digestive goals.

Who is it for
  • Adults seeking collagen protein with vitamin C
  • Users wanting magnesium in a flavored powder
  • People comfortable with an opaque multi-collagen complex
Best for
  • Collagen and protein intake
  • Bone-supportive nutrition
  • Beauty-oriented routines

Pros

  • Substantial protein amount
  • Large collagen complex
  • Useful vitamin C
  • Meaningful magnesium

Cons

  • Collagen sources and types are not disclosed
  • Magnesium form is unknown
  • No clear sleep active
  • Weak fit for several listed goals

Warnings

  • People with food allergies should verify the animal sources in the multi-collagen complex before use because those sources are not supplied here.
  • The magnesium amount may cause digestive discomfort depending on its undisclosed form and individual tolerance.

Nutrient quality

70 High impact

Substantial protein, vitamin C, and magnesium provide a plausible beauty-and-evening foundation. An opaque complex and unspecified magnesium form prevent a confident quality assessment.

.

Ingredient transparency

41 Lower impact

Some core nutrition amounts are clear enough to evaluate. Missing complete ingredients, use directions, or blend details create meaningful gaps.

.

Customer satisfaction

58 Moderate impact

Aggregate satisfaction data are favorable. Specific firsthand comments were not supplied, leaving repeated complaints and purpose fit uncertain.

.

Value for money

52 Moderate impact

Formula weaknesses limit value for routine use. Better-balanced or more transparent alternatives are likely to be more practical.

.
Report analysis

Goals

Bone Health
Bone Health
Impact
Highest effect
A- Goal FitB+ Strength of SupportA- CoverageB+ Formula Quality
Magnesium · 364 mgVitamin C · 180 mg

Collagen protein supports the organic bone matrix, while magnesium and vitamin C add mineral and collagen-synthesis support. The formula covers distinct structural pathways better than a single-mineral product.

Protein and magnesium amounts are substantial, but the named collagen complex does not disclose individual collagen types or other sleep ingredients. The formula lacks calcium, vitamin D, and vitamin K for full mineralization support.

Study evidence
Magnesium Supportive 48 studies
Vitamin C Supportive 46 studies
General Health
General Health
Impact
High effect
B Goal FitB- Strength of SupportB- CoverageB- Formula Quality
Magnesium · 364 mgVitamin C · 180 mg

Magnesium, vitamin C, and a large protein-containing blend may support muscle, structural, antioxidant, and sleep-related functions. The combination has useful general-health relevance but is weighted toward beauty and sleep rather than broad nutritional coverage.

Magnesium and vitamin C amounts are clear, while the collagen complex hides the amounts of its individual components. The magnesium amount may cause loose stools or stomach upset in sensitive users.

Study evidence
Magnesium Supportive 114 studies
Vitamin C Supportive 56 studies
Stress Relief
Stress Relief
Impact
High effect
B- Goal FitB- Strength of SupportC- CoverageD+ Formula Quality
Magnesium · 364 mgVitamin C · 180 mg

The substantial magnesium amount may support nervous-system regulation during stress. It provides 364 mg of magnesium for the stated purpose.

The mineral form is missing, and the collagen-focused blend is not clearly aimed at stress resilience. A large supplemental magnesium amount may cause digestive upset depending on its undisclosed form.

Study evidence
Magnesium Supportive 13 studies
Energy
Energy
Impact
Moderate effect
C+ Goal FitC+ Strength of SupportC- CoverageC- Formula Quality
Magnesium · 364 mg

Magnesium reaches a functional energy-related amount, while protein and vitamin C mainly serve the beauty and sleep positioning. The large collagen complex is not itemized enough to judge its magnesium form or other energy actives.

A 364 mg supplemental magnesium amount may cause digestive effects in sensitive users. The formula is only moderately aligned with energy because most of its material targets collagen and sleep support.

Study evidence
Magnesium Supportive 4 studies
Digestive Health
Digestive Health
Impact
Moderate effect
C- Goal FitB- Strength of SupportC- CoverageC- Formula Quality
Magnesium · 364 mg

A substantial collagen-protein blend may provide amino acids relevant to the gut barrier, while magnesium can influence motility. Direct human evidence for collagen as a digestive-health treatment remains limited.

The powder covers structural nutrition and mineral support but hides the individual collagen types and added sleep ingredients inside a large blend. Its high magnesium amount may cause loose stools, and the beauty-and-sleep design is only partly aligned with digestive use.

Study evidence
Magnesium Supportive 50 studies
Heart Health
Heart Health
Impact
Moderate effect
C- Goal FitC+ Strength of SupportC- CoverageD+ Formula Quality
Magnesium · 364 mg

A substantial magnesium amount provides the main heart-relevant support through vascular and muscle function. Collagen, vitamin C, and a sleep-oriented complex make the formula broad but do not add a well-defined lipid, cardiac-energy, or homocysteine pathway.

The magnesium form is unspecified and the large proprietary complex hides ingredient-level amounts. Because the serving data lists more protein than the total scoop weight, label consistency is also uncertain and reduces confidence.

Study evidence
Magnesium Supportive 158 studies

Ingredients

IngredientAmount per serving
Calories
70 Calorie(s)
Protein
18 Gram(s)
Vitamin C (Lipid Metabolite Ascorbate)
 180 mg
Magnesium
364 mg
Multi Collagen Beauty + Sleep Complex
21 Gram(s)
Adults 18–50
Report overview
Magnesium · 364 mg OverallScore40
F Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyF Value

The magnesium amount is clear, but the chemical form is not identified. The 364 mg elemental amount is well aligned with the therapeutic range. Collagen is the main formula focus, and the high serving cost offers poor value for magnesium alone.

View ingredientView products
Loading alternative details
79 Performance

Magnesium Taurate +

KAL
A more purposeful active profile is better aligned with the original’s main use because magnesium taurate and active vitamin B6 provide a high-quality, well-dosed mineral combination. The serving is reasonably priced, though high supplemental magnesium and prolonged B6 use may affect tolerability.
85 Performance

Cal/Mag 500 mg/250 mg

NaturesPlus
A more purposeful active profile is better aligned with the original’s main use because chelated calcium and magnesium provide a focused, balanced mineral formula with strong form quality. A simple one-serving format and economical cost make it one of the better value profiles in this set.
85 Performance

Magnesium Bisglycinate 200 mg

Natural Factors
A more purposeful active profile is better aligned with the original’s main use because a focused magnesium bisglycinate powder uses a highly absorbable form at a moderate, practical amount. Strong aggregate satisfaction and reasonable serving economics support value without an aggressive dose.
91 Budget

Krebs Magnesium Potassium Complex

Nature's Way
Lower serving cost makes it the more economical option, while magnesium lysinate and malate provide favorable forms at a useful amount, with a modest potassium contribution. The focused formula offers excellent serving value.
88 Budget

Magnesium Bisglycinate Powder

NOW
Lower serving cost makes it the more economical option, while magnesium bisglycinate supplies a well-absorbed form at a practical, moderate amount. The pure powder is adjustable, clearly labeled, and inexpensive, supporting strong routine value.
81 Budget

Ultra-Mag

Source Naturals
Lower serving cost makes it the more economical option, while a broad organic magnesium blend supplies strong form diversity and a substantial amount at an economical cost. The label does not clarify each form share, while high supplemental magnesium and prolonged B6 use may affect tolerability.
83 Value

Magnesium Citrate Pure Powder

Best Naturals
Ingredient quality and serving value are better balanced here because a well-aligned amount of magnesium citrate delivers useful absorption in a focused powder. The simple formula and very low serving cost provide strong value, with digestive tolerance as the main practical uncertainty.
84 Value

Potassium + Magnesium

Nutricost
Ingredient quality and serving value are better balanced here because a meaningful magnesium citrate amount anchors a simple two-mineral electrolyte formula. Potassium is modest, but the focused design and very low serving cost support excellent everyday value.
85 Value

Magnesium Bisglycinate Chelate

Healthy Origins
Ingredient quality and serving value are better balanced here because tRAACS magnesium bisglycinate provides premium absorption quality, a useful elemental amount, and exceptional serving value in a clean powder. The product is narrow rather than comprehensive, and its relatively weak satisfaction metric deserves consideration despite the strong formula.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Diagnosis of magnesium-induced diarrhea.
    Fine KD; Santa Ana CA; Fordtran JS · The New England journal of medicine · 1991
    Clinical trial19 participantsDigestive Health forMagnesium
  2. Serum magnesium, mortality, and cardiovascular disease in chronic kidney disease and end-stage renal disease patients: a systematic review and meta-analysis.
    Xiong J; He T; Wang M; Nie L; Zhang Y; Wang Y; Huang Y; Feng B; Zhang J; Zhao J · Journal of nephrology · 2020
    Meta-analysis200,934 participants20 studies pooledGeneral Health Cardiovascular Support forMagnesium
  3. Effect of the laxative magnesium oxide on gastrointestinal functional recovery in fast-track colonic resection: a double-blind, placebo-controlled randomized study.
    Andersen J; Christensen H; Pachler JH; Hallin M; Thaysen HV; Kehlet H · Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland · 2012
    Randomized trial49 participantsDigestive Health forMagnesium
  4. Hospital-Acquired Dysmagnesemia and In-Hospital Mortality.
    Cheungpasitporn W; Thongprayoon C; Chewcharat A; Petnak T; Mao MA; Davis PW; Bathini T; Vallabhajosyula S; Qureshi F; Erickson SB · Medical sciences (Basel, Switzerland) · 2024
    Cohort study26,020 participantsGeneral Health forMagnesium
  5. Lactobacillus reuteri DSM 17938 and Magnesium Oxide in Children with Functional Chronic Constipation: A Double-Blind and Randomized Clinical Trial.
    Kubota M; Ito K; Tomimoto K; Kanazaki M; Tsukiyama K; Kubota A; Kuroki H; Fujita M; Vandenplas Y · Nutrients · 2020
    Randomized trial60 participantsDigestive Health forMagnesium
  6. Magpie Trial in the UK: methods and additional data for women and children at 2 years following pregnancy complicated by pre-eclampsia.
    Smyth RM; Spark P; Armstrong N; Duley L · BMC pregnancy and childbirth · 2009
    Randomized trial1,601 participantsGeneral Health forMagnesium
  7. Long-term outcome after intravenous magnesium sulphate in suspected acute myocardial infarction: the second Leicester Intravenous Magnesium Intervention Trial (LIMIT-2).
    Woods KL; Fletcher S · Lancet (London, England) · 1994
    Randomized trial2,316 participantsGeneral Health forMagnesium
  8. A Randomized Double-blind Placebo-controlled Trial on the Effect of Magnesium Oxide in Patients With Chronic Constipation.
    Mori S; Tomita T; Fujimura K; Asano H; Ogawa T; Yamasaki T; Kondo T; Kono T; Tozawa K; Oshima T; Fukui H; Kimura T; Watari J; Miwa H · Journal of neurogastroenterology and motility · 2022
    Randomized trial34 participantsDigestive Health forMagnesium
  9. The association between circulating magnesium and clinically relevant outcomes in patients with chronic kidney disease: A systematic review and meta-analysis.
    Leenders NHJ; Vermeulen EA; van Ballegooijen AJ; Hoekstra T; de Vries R; Beulens JW; Vervloet MG · Clinical nutrition (Edinburgh, Scotland) · 2021
    Meta-analysis348,059 participants33 studies pooledGeneral Health forMagnesium
  10. The effect of food, vitamin, or mineral supplements on chronic constipation in adults: A systematic review and meta-analysis of randomized controlled trials.
    van der Schoot A; Creedon A; Whelan K; Dimidi E · Neurogastroenterology and motility · 2023
    Meta-analysis787 participants8 studies pooledDigestive Health forMagnesium
  11. Lactobacillus casei rhamnosus Lcr35 in children with chronic constipation.
    Bu LN; Chang MH; Ni YH; Chen HL; Cheng CC · Pediatrics international : official journal of the Japan Pediatric Society · 2007
    Randomized trial45 participantsDigestive Health forMagnesium
  12. Perioperative systemic magnesium to minimize postoperative pain: a meta-analysis of randomized controlled trials.
    De Oliveira GS; Castro-Alves LJ; Khan JH; McCarthy RJ · Anesthesiology · 2013
    Meta-analysis1,257 participants20 studies pooledGeneral Health forMagnesium
  13. Efficacy of oral magnesium therapy in the treatment of chronic constipation in spastic cerebral palsy children: a randomized controlled trial.
    Hassanein SMA; Deifallah SM; Bastawy HA · World journal of pediatrics : WJP · 2021
    Randomized trial100 participantsDigestive Health forMagnesium
  14. Association of magnesium sulfate use with mortality in critically ill patients with sepsis: a retrospective propensity score-matched cohort study.
    Gu WJ; Duan XJ; Liu XZ; Cen Y; Tao LY; Lyu J; Yin HY · British journal of anaesthesia · 2023
    Cohort study10,999 participantsGeneral Health forMagnesium
  15. Ca:Mg ratio, medium-chain fatty acids, and the gut microbiome.
    Fan L; Zhu X; Sun S; Yu C; Huang X; Ness R; Dugan LL; Shu L; Seidner DL; Murff HJ; Fodor AA; Azcarate-Peril MA; Shrubsole MJ; Dai Q · Clinical nutrition (Edinburgh, Scotland) · 2022
    Randomized trial240 participantsDigestive Health forMagnesium
  16. Magnesium status and magnesium therapy in critically ill patients: A systematic review.
    Fairley J; Glassford NJ; Zhang L; Bellomo R · Journal of critical care · 2016
    Systematic review34 studies pooledGeneral Health forMagnesium
  17. The Magnesium-Rich Formula for Functional Constipation in Infants: a Randomized Comparator-Controlled Study.
    Benninga MA; MENA Infant Constipation Study Group; Vandenplas Y · Pediatric gastroenterology, hepatology & nutrition · 2022
    Randomized trial286 participantsDigestive Health forMagnesium
  18. Effects of oral magnesium therapy on exercise tolerance, exercise-induced chest pain, and quality of life in patients with coronary artery disease.
    Shechter M; Bairey Merz CN; Stuehlinger HG; Slany J; Pachinger O; Rabinowitz B · The American journal of cardiology · 2003
    Randomized trial187 participantsGeneral Health forMagnesium
  19. Magnesium-Rich Mineral Water Improves Stool Consistency and Bowel Habits in Healthy Subjects: A Randomized Controlled Trial.
    Yoneda H; Tomita T; Kitano T; Morishita D; Kodani M; Nishii N; Sei H; Eda H; Sato T; Kawai M; Yokoyama Y; Igeta M; Okugawa T; Fukui H; Shinzaki S · Neurogastroenterology and motility · 2026
    Randomized trial40 participantsDigestive Health forMagnesium
  20. Hypomagnesemia and Mortality in Incident Hemodialysis Patients.
    Li L; Streja E; Rhee CM; Mehrotra R; Soohoo M; Brunelli SM; Kovesdy CP; Kalantar-Zadeh K · American journal of kidney diseases : the official journal of the National Kidney Foundation · 2016
    Cohort study9,359 participantsGeneral Health forMagnesium
  21. Association between Serum Magnesium and Fractures: A Systematic Review and Meta-Analysis of Observational Studies.
    Dominguez LJ; Veronese N; Ciriminna S; Pérez-Albela JL; Vásquez-López VF; Rodas-Regalado S; Di Bella G; Parisi A; Tagliaferri F; Barbagallo M · Nutrients · 2023
    Meta-analysis119,755 participants4 studies pooledBone Health forMagnesium
  22. Bioabsorbable Magnesium-Based Materials Potential and Safety in Bone Surgery: A Systematic Review.
    Hung CH; Kwok YC; Yip J; Wong HH; Leung YY · Craniomaxillofacial trauma & reconstruction · 2025
    Systematic review386 participants8 studies pooledBone Health forMagnesium
  23. Vascularized bone grafting fixed by biodegradable magnesium screw for treating osteonecrosis of the femoral head.
    Zhao D; Huang S; Lu F; Wang B; Yang L; Qin L; Yang K; Li Y; Li W; Wang W; Tian S; Zhang X; Gao W; Wang Z; Zhang Y; Xie X; Wang J; Li J · Biomaterials · 2016
    Randomized trial48 participantsBone Health forMagnesium
  24. An update on magnesium and bone health.
    Rondanelli M; Faliva MA; Tartara A; Gasparri C; Perna S; Infantino V; Riva A; Petrangolini G; Peroni G · Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine · 2022
    Narrative reviewBone Health forMagnesium
  25. Sex-specific differences in the association of magnesium intake with femoral neck bone mineral density among older adults.
    Wang B; Tan X; Yao X; Zhu Z · Endocrine connections · 2025
    Cross-sectional study1,343 participantsBone Health forMagnesium
  26. Can Dietary Intake of Vitamin C-Oriented Foods Reduce the Risk of Osteoporosis, Fracture, and BMD Loss? Systematic Review With Meta-Analyses of Recent Studies.
    Zeng LF; Luo MH; Liang GH; Yang WY; Xiao X; Wei X; Yu J; Guo D; Chen HY; Pan JK; Huang HT; Liu Q; Guan ZT; Han YH; Zhao D; Zhao JL; Hou SR; Wu M; Lin JT; Li JH; Liang WX; Ou AH; Wang Q; Li ZP; Liu J · Frontiers in endocrinology · 2020
    Meta-analysis19,484 participants17 studies pooledBone Health forVitamin C
  27. Dietary vitamin C intake and the risk of hip fracture: a dose-response meta-analysis.
    Sun Y; Liu C; Bo Y; You J; Zhu Y; Duan D; Cui H; Lu Q · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2019
    Meta-analysis6 studies pooledBone Health forVitamin C
  28. Smoking, antioxidant vitamins, and the risk of hip fracture.
    Melhus H; Michaëlsson K; Holmberg L; Wolk A; Ljunghall S · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 1999
    Cohort study66,651 participantsBone Health forVitamin C
  29. Micronutrients and the risk of hip fracture: Case-control study.
    Torbergsen AC; Watne LO; Wyller TB; Frihagen F; Strømsøe K; Bøhmer T; Mowe M · Clinical nutrition (Edinburgh, Scotland) · 2018
    Case-control study189 participantsBone Health forVitamin C
  30. Favorable effect of dietary vitamin C on bone mineral density in postmenopausal women (KNHANES IV, 2009): discrepancies regarding skeletal sites, age, and vitamin D status.
    Kim YA; Kim KM; Lim S; Choi SH; Moon JH; Kim JH; Kim SW; Jang HC; Shin CS · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2016
    Cross-sectional study1,196 participantsBone Health forVitamin C
  31. Circulating and dietary magnesium and risk of cardiovascular disease: a systematic review and meta-analysis of prospective studies.
    Del Gobbo LC; Imamura F; Wu JH; de Oliveira Otto MC; Chiuve SE; Mozaffarian D · The American journal of clinical nutrition · 2013
    Meta-analysis313,041 participants16 studies pooledCardiovascular Support forMagnesium
  32. Magnesium and the risk of cardiovascular events: a meta-analysis of prospective cohort studies.
    Qu X; Jin F; Hao Y; Li H; Tang T; Wang H; Yan W; Dai K · PloS one · 2013
    Meta-analysis532,979 participants19 studies pooledCardiovascular Support forMagnesium
  33. Quantitative Association Between Serum/Dietary Magnesium and Cardiovascular Disease/Coronary Heart Disease Risk: A Dose-Response Meta-analysis of Prospective Cohort Studies.
    Zhao L; Hu M; Yang L; Xu H; Song W; Qian Y; Zhao M · Journal of cardiovascular pharmacology · 2020
    Meta-analysis544,581 participants18 studies pooledCardiovascular Support Heart Health forMagnesium
  34. Comparative Efficacy of Nutraceuticals on Endothelial Function: A Systematic Review and Network Meta-Analysis.
    Norouzzadeh M; Rashedi MH; Mahdavi-Mazdeh G; Kosari A; Shahinfar H · Current atherosclerosis reports · 2026
    Meta-analysisCardiovascular Support Heart Health forMagnesium
  35. Vitamin C may reduce troponin and CKMB levels after PCI and CABG: a meta-analysis.
    Rozemeijer S; Hemilä H; van Baaren M; de Man AME · BMC cardiovascular disorders · 2023
    Meta-analysis872 participants7 studies pooledCardiovascular Support forVitamin C
  36. Vitamin C improves endothelium-dependent vasodilation by restoring nitric oxide activity in essential hypertension.
    Taddei S; Virdis A; Ghiadoni L; Magagna A; Salvetti A · Circulation · 1998
    Clinical trial49 participantsCardiovascular Support forVitamin C
  37. Vitamin C supplementation improves blood pressure and oxidative stress after acute exercise in patients with poorly controlled type 2 diabetes mellitus: A randomized, placebo-controlled, cross-over study.
    Boonthongkaew C; Tong-Un T; Kanpetta Y; Chaungchot N; Leelayuwat C; Leelayuwat N · The Chinese journal of physiology · 2021
    Randomized trial24 participantsCardiovascular Support forVitamin C
  38. Vascular benefits of vitamin C supplementation against fine particulate air pollution in healthy adults: A double-blind randomised crossover trial.
    Ren J; Liang J; Wang J; Yin B; Zhang F; Li X; Zhu S; Tian H; Cui Q; Song J; Liu G; Ling W; Ma Y · Ecotoxicology and environmental safety · 2022
    Randomized trial58 participantsCardiovascular Support forVitamin C
  39. Ascorbic acid reduces blood pressure and arterial stiffness in type 2 diabetes.
    Mullan BA; Young IS; Fee H; McCance DR · Hypertension (Dallas, Tex. : 1979) · 2003
    Randomized trial30 participantsCardiovascular Support forVitamin C
  40. Magnesium treatment increases gut microbiome synthesizing vitamin D and inhibiting colorectal cancer: results from a double-blind precision-based randomized placebo-controlled trial.
    Sun E; Zhu X; Ness RM; Murff HJ; Sun S; Yu C; Fan L; Azcarate-Peril MA; Shrubsole MJ; Dai Q · The American journal of clinical nutrition · 2025
    Randomized trial240 participantsDigestive Health forMagnesium
  41. Magnesium-L-threonate improves sleep quality and daytime functioning in adults with self-reported sleep problems: A randomized controlled trial.
    Hausenblas HA; Lynch T; Hooper S; Shrestha A; Rosendale D; Gu J · Sleep medicine: X · 2025
    Randomized trial80 participantsEnergy forMagnesium
  42. Total magnesium intake and risk of frailty in older women.
    Struijk EA; Fung TT; Bischoff-Ferrari HA; Willett WC; Lopez-Garcia E · Journal of cachexia, sarcopenia and muscle · 2024
    Cohort study81,524 participantsEnergy forMagnesium
  43. Red blood cell magnesium and chronic fatigue syndrome.
    Cox IM; Campbell MJ; Dowson D · Lancet (London, England) · 1991
    Randomized trial32 participantsEnergy forMagnesium
  44. Exercise, magnesium and immune function.
    Laires MJ; Monteiro C · Magnesium research · 2008
    Narrative reviewEnergy forMagnesium
  45. The effects of magnesium supplementation on abnormal uterine bleeding, alopecia, quality of life, and acne in women with polycystic ovary syndrome: a randomized clinical trial.
    Jaripur M; Ghasemi-Tehrani H; Askari G; Gholizadeh-Moghaddam M; Clark CCT; Rouhani MH · Reproductive biology and endocrinology : RB&E · 2022
    Randomized trial64 participantsGeneral Health forMagnesium
  46. Dietary intake and blood concentrations of antioxidants and the risk of cardiovascular disease, total cancer, and all-cause mortality: a systematic review and dose-response meta-analysis of prospective studies.
    Aune D; Keum N; Giovannucci E; Fadnes LT; Boffetta P; Greenwood DC; Tonstad S; Vatten LJ; Riboli E; Norat T · The American journal of clinical nutrition · 2019
    Meta-analysis69 studies pooledGeneral Health forVitamin C
  47. Scientific Opinion on the substantiation of a health claim related to vitamin C and increasing non haem iron absorption pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusGeneral Health forVitamin C
  48. Vitamin C Depletion and All-Cause Mortality in Renal Transplant Recipients.
    Sotomayor CG; Eisenga MF; Gomes Neto AW; Ozyilmaz A; Gans ROB; Jong WHA; Zelle DM; Berger SP; Gaillard CAJM; Navis GJ; Bakker SJ · Nutrients · 2018
    Cohort study598 participantsGeneral Health forVitamin C
  49. Associations of Serum Biomarkers of Fruit and Vegetable Intake With the Risk of Cause-Specific Mortality and All-Cause Mortality: A National Prospective Cohort Study.
    Pu L; Zhang R; Wang X; Zhao T; Sun H; Han L · Frontiers in nutrition · 2022
    Cohort study12,530 participantsGeneral Health forVitamin C
  50. Relation between plasma ascorbic acid and mortality in men and women in EPIC-Norfolk prospective study: a prospective population study. European Prospective Investigation into Cancer and Nutrition.
    Khaw KT; Bingham S; Welch A; Luben R; Wareham N; Oakes S; Day N · Lancet (London, England) · 2001
    Cohort study19,496 participantsGeneral Health forVitamin C
  51. Effects of magnesium supplementation on improving hyperglycemia, hypercholesterolemia, and hypertension in type 2 diabetes: A pooled analysis of 24 randomized controlled trials.
    Xu L; Li X; Wang X; Xu M · Frontiers in nutrition · 2023
    Meta-analysis1,325 participants24 studies pooledHeart Health forMagnesium
  52. The effect of lowering blood pressure by magnesium supplementation in diabetic hypertensive adults with low serum magnesium levels: a randomized, double-blind, placebo-controlled clinical trial.
    Guerrero-Romero F; Rodríguez-Morán M · Journal of human hypertension · 2009
    Randomized trial82 participantsHeart Health forMagnesium
  53. Positive effects of magnesium supplementation in metabolic syndrome.
    Kisters S; Kisters K; Werner T; Vormann J; Tokmak F; Westhoff T; Gröber U; Predel HG; Reuter H · International journal of clinical pharmacology and therapeutics · 2024
    Randomized trial54 participantsHeart Health forMagnesium
  54. Role of magnesium supplementation in the treatment of depression: A randomized clinical trial.
    Tarleton EK; Littenberg B; MacLean CD; Kennedy AG; Daley C · PloS one · 2017
    Randomized trial126 participantsStress Relief forMagnesium
  55. Effects of Intravenous Esketamine or Magnesium Sulfate on Early Postoperative Negative Emotions and Pain in Patients Undergoing Endoscopic Sinus Surgery: A Randomized Controlled Trial.
    Wang L; Zhou J; Liu Q; Qian K; Wang L; Xie C · Therapeutics and clinical risk management · 2026
    Randomized trial137 participantsStress Relief forMagnesium
  56. Effect of short-term magnesium supplementation on anxiety, depression and sleep quality in patients after open-heart surgery.
    Saba S; Faizi F; Sepandi M; Nehrir B · Magnesium research · 2022
    Non-randomized trial60 participantsStress Relief forMagnesium
  57. Effects of dry needling compared to magnesium infiltration in trigger points for patients with myofascial pain syndrome: a randomized controlled study in Tunisia.
    Dhouibi J; Moncer R; Kalbousi N; Gaddour M; Laayouni S; Ouanes W; Kacem B; Jemni S · Korean journal of family medicine · 2026
    Randomized trial45 participantsStress Relief forMagnesium
  58. Effect of magnesium and vitamin B6 supplementation on mental health and quality of life in stressed healthy adults: Post-hoc analysis of a randomised controlled trial.
    Noah L; Dye L; Bois De Fer B; Mazur A; Pickering G; Pouteau E · Stress and health : journal of the International Society for the Investigation of Stress · 2021
    Randomized trialStress Relief forMagnesium
  59. Magnesium and anabolic hormones in older men.
    Maggio M; Ceda GP; Lauretani F; Cattabiani C; Avantaggiato E; Morganti S; Ablondi F; Bandinelli S; Dominguez LJ; Barbagallo M; Paolisso G; Semba RD; Ferrucci L · International journal of andrology · 2012
    Cohort study399 participantsTestosterone Support forMagnesium
  60. Analysis of the relationship between the blood concentration of several metals, macro- and micronutrients and endocrine disorders associated with male aging.
    Rotter I; Kosik-Bogacka DI; Dołęgowska B; Safranow K; Kuczyńska M; Laszczyńska M · Environmental geochemistry and health · 2017
    Cross-sectional study313 participantsTestosterone Support forMagnesium
  61. Effect of magnesium supplementation in improving hyperandrogenism, hirsutism, and sleep quality in women with polycystic ovary syndrome: A randomized, placebo-controlled clinical trial.
    Gholizadeh-Moghaddam M; Ghasemi-Tehrani H; Askari G; Jaripur M; Clark CCT; Rouhani MH · Health science reports · 2024
    Randomized trial64 participantsTestosterone Support forMagnesium
  62. The effects of trace element supplementation on glycolipid metabolism in PCOS: a systematic review and meta-analysis.
    Yang L; Gao Y; Zhao W; Qi Y; Duo X; Wang H · Frontiers in nutrition · 2025
    Meta-analysis1,600 participants25 studies pooledTestosterone Support forMagnesium
  63. Effects of magnesium supplementation on testosterone levels of athletes and sedentary subjects at rest and after exhaustion.
    Cinar V; Polat Y; Baltaci AK; Mogulkoc R · Biological trace element research · 2011
    Non-randomized trial20 participantsTestosterone Support forMagnesium