Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.
- 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 participantsflagGeneral Health forscienceVitamin C
- Serum vitamin C and spinal pain: a nationwide study.
Dionne CE; Laurin D; Desrosiers T; Abdous B; Le Sage N; Frenette J; Mondor M; Pelletier S · Pain · 2017
Cross-sectional study4,742 participantsflagGeneral Health forscienceVitamin C
- Vitamin C and contribution to the normal function of the immune system: evaluation of a health claim 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 / consensusflagImmunity forscienceVitamin C
- Immunocompetence and oxidant defense during ascorbate depletion of healthy men.
Jacob RA; Kelley DS; Pianalto FS; Swendseid ME; Henning SM; Zhang JZ; Ames BN; Fraga CG; Peters JH · The American journal of clinical nutrition · 1992
Clinical trial8 participantsflagImmunity forscienceVitamin C
- Comparative Study on the Outcome of Periorbital Wrinkles Treated with Laser-Assisted Delivery of Vitamin C or Vitamin C Plus Growth Factors: A Randomized, Double-blind, Clinical Trial.
Machado BHB; Frame J; Zhang J; Najlah M · Aesthetic plastic surgery · 2021
Randomized trial149 participantsflagSkin Health forscienceVitamin C
- Association between hemoglobin A1c, Vitamin C, and microbiome in diabetic foot ulcers and intact skin: A cross-sectional study.
Tong KPS; Green SJ; Ortiz J; Wu SC · Health science reports · 2024
Cross-sectional study42 participantsflagSkin Health forscienceVitamin C
- Selenium and the course of mild Graves' orbitopathy.
Marcocci C; Kahaly GJ; Krassas GE; Bartalena L; Prummel M; Stahl M; Altea MA; Nardi M; Pitz S; Boboridis K; Sivelli P; von Arx G; Mourits MP; Baldeschi L; Bencivelli W; Wiersinga W; European Group on Graves' Orbitopathy · The New England journal of medicine · 2011
Randomized trial159 participantsflagAnti-Inflammatory Support forscienceSelenium
- Effects of selenium supplementation on glucose homeostasis, inflammation, and oxidative stress in gestational diabetes: Randomized, double-blind, placebo-controlled trial.
Asemi Z; Jamilian M; Mesdaghinia E; Esmaillzadeh A · Nutrition (Burbank, Los Angeles County, Calif.) · 2016
Randomized trial70 participantsflagAnti-Inflammatory Support forscienceSelenium
- Selenium Supplementation Affects Insulin Resistance and Serum hs-CRP in Patients with Type 2 Diabetes and Coronary Heart Disease.
Farrokhian A; Bahmani F; Taghizadeh M; Mirhashemi SM; Aarabi MH; Raygan F; Aghadavod E; Asemi Z · Hormone and metabolic research = Hormon- und Stoffwechselforschung = Hormones et metabolisme · 2017
Randomized trial60 participantsflagAnti-Inflammatory Support forscienceSelenium
- The effects of selenium supplementation on cardiovascular risk factors in patients with metabolic diseases ‒ A systematic review and meta-analysis of randomized controlled trials.
Qiu W; Huang N; Zhang K; Qiu H; Guo Z; Han F; Sun X; Hou N; Kan C · Nutricion hospitalaria · 2026
Meta-analysis656 participants11 studies pooledflagAnti-Inflammatory Support forscienceSelenium
- Effects of Selenium Supplementation on Metabolic Status in Patients Undergoing for Coronary Artery Bypass Grafting (CABG) Surgery: a Randomized, Double-Blind, Placebo-Controlled Trial.
Kamali A; Amirani E; Asemi Z · Biological trace element research · 2020
Randomized trial33 participantsflagAnti-Inflammatory Support forscienceSelenium
- Efficacy of Vitamin C as Glucocorticoid Substitute for Reducing Pain and Inflammation After Total Hip Arthroplasty: A Randomized Controlled Trial.
Jiang W; Xu H; Jiang X; Zhan Y; Ju Y; Xie J; Huang Z; Huang Q; Pei F · The Journal of bone and joint surgery. American volume · 2025
Randomized trial107 participantsflagAnti-Inflammatory Support forscienceVitamin C
- The Impact of Vitamin C on Analgesic, Anti-inflammatory, and Hemostatic Outcomes After Total Hip and Knee Arthroplasty: A Systematic Review and Meta-Analysis.
Moftakhari Hajimirzaei S; Bagherzadeh Cham M; Dolikhani M; Tabatabaee SM; Ebrahimpour A · The archives of bone and joint surgery · 2026
Meta-analysis1,162 participants10 studies pooledflagAnti-Inflammatory Support forscienceVitamin C
- The impact of vitamin C supplementation on the perioperative outcomes after total hip and knee arthroplasty: a systematic review and meta-analysis.
Liu X; Guo J; Li Y; Yang Y; Liu M; Gao Q; Yang Y; Wu X; Yue C · BMC musculoskeletal disorders · 2026
Meta-analysis852 participants8 studies pooledflagAnti-Inflammatory Support forscienceVitamin C
- Therapeutic Impact of Ascorbic Acid on Oral and Periodontal Tissues: A Systematic Literature Review.
Ruzijevaite G; Acaite E; Jagelaviciene E · Medicina (Kaunas, Lithuania) · 2025
Systematic review811 participants17 studies pooledflagAnti-Inflammatory Support forscienceVitamin C
- Oral vitamin C administration reduces early recurrence rates after electrical cardioversion of persistent atrial fibrillation and attenuates associated inflammation.
Korantzopoulos P; Kolettis TM; Kountouris E; Dimitroula V; Karanikis P; Pappa E; Siogas K; Goudevenos JA · International journal of cardiology · 2005
Randomized trial44 participantsflagAnti-Inflammatory Support forscienceVitamin C
- Effects of delta-tocotrienol supplementation on Glycemic Control, oxidative stress, inflammatory biomarkers and miRNA expression in type 2 diabetes mellitus: A randomized control trial.
Mahjabeen W; Khan DA; Mirza SA; Pervez MA · Phytotherapy research : PTR · 2021
Randomized trial110 participantsflagAnti-Inflammatory Support forscienceVitamin E
- Effect of vitamin E supplementation on serum C-reactive protein level: a meta-analysis of randomized controlled trials.
Saboori S; Shab-Bidar S; Speakman JR; Yousefi Rad E; Djafarian K · European journal of clinical nutrition · 2016
Meta-analysis495 participants12 studies pooledflagAnti-Inflammatory Support forscienceVitamin E
- Efficacy of Nutritional Interventions on Inflammatory Markers in Haemodialysis Patients: A Systematic Review and Limited Meta-Analysis.
Khor BH; Narayanan SS; Sahathevan S; Gafor AHA; Daud ZAM; Khosla P; Sabatino A; Fiaccadori E; Chinna K; Karupaiah T · Nutrients · 2018
Meta-analysis46 studies pooledflagAnti-Inflammatory Support forscienceVitamin E
- Vitamin E improves serum markers and histology in adults with metabolic dysfunction-associated steatotic liver disease: Systematic review and meta-analysis.
Chee NM; Sinnanaidu RP; Chan WK · Journal of gastroenterology and hepatology · 2024
Meta-analysis8 studies pooledflagAnti-Inflammatory Support forscienceVitamin E
- Delta-tocotrienol supplementation improves biochemical markers of hepatocellular injury and steatosis in patients with nonalcoholic fatty liver disease: A randomized, placebo-controlled trial.
Pervez MA; Khan DA; Slehria AUR; Ijaz A · Complementary therapies in medicine · 2021
Randomized trial71 participantsflagAnti-Inflammatory Support forscienceVitamin E
- 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 pooledflagGeneral Health forscienceMagnesium
- 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 participantsflagGeneral Health forscienceMagnesium
- 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 participantsflagGeneral Health forscienceMagnesium
- 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 participantsflagGeneral Health forscienceMagnesium
- 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 participantsflagGeneral Health forscienceMagnesium
- Associations of selenium status with all-cause and cause-specific mortality: a systematic review and meta-analysis of cohort studies.
Cui Z; Xie R; Lu X; Schomburg L; Brenner H; Schöttker B · Redox biology · 2025
Meta-analysis95 participants20 studies pooledflagGeneral Health forscienceSelenium
- Dietary Antioxidants, Circulating Antioxidant Concentrations, Total Antioxidant Capacity, and Risk of All-Cause Mortality: A Systematic Review and Dose-Response Meta-Analysis of Prospective Observational Studies.
Jayedi A; Rashidy-Pour A; Parohan M; Zargar MS; Shab-Bidar S · Advances in nutrition (Bethesda, Md.) · 2019
Meta-analysis507,251 participants41 studies pooledflagGeneral Health forscienceSelenium
- The efficacy and safety of selenium supplementation versus placebo in the treatment of Graves' orbitopathy: A systematic review and meta-analysis of randomised controlled trials.
Sharabati I; Qafesha RM; Hindawi MD; Amro S; Ayesh BM · Clinical endocrinology · 2024
Meta-analysis4 studies pooledflagGeneral Health forscienceSelenium
- Associations of plasma metal concentrations with the risks of all-cause and cardiovascular disease mortality in Chinese adults.
Shi L; Yuan Y; Xiao Y; Long P; Li W; Yu Y; Liu Y; Liu K; Wang H; Zhou L; Yang H; Li X; He M; Wu T · Environment international · 2021
Cohort study6,155 participantsflagGeneral Health forscienceSelenium
- Updates on clinical studies of selenium supplementation in radiotherapy.
Puspitasari IM; Abdulah R; Yamazaki C; Kameo S; Nakano T; Koyama H · Radiation oncology (London, England) · 2015
Systematic review16 studies pooledflagGeneral Health forscienceSelenium
- 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 pooledflagGeneral Health forscienceVitamin C
- 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 / consensusflagGeneral Health forscienceVitamin C
- 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 participantsflagGeneral Health forscienceVitamin C
- 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 participantsflagGeneral Health forscienceVitamin C
- Effectiveness of sodium bicarbonate and zinc chloride mouthwashes in the treatment of oral mucositis and quality of life in patients with cancer under chemotherapy.
Mohammadi F; Oshvandi K; Kamallan SR; Khazaei S; Ranjbar H; Ahmadi-Motamayel F; Gillespie M; Jenabi E; Vafaei SY · Nursing open · 2022
Randomized trial144 participantsflagGeneral Health forscienceZinc
- Zinc supplementation in young children with acute diarrhea in India.
Sazawal S; Black RE; Bhan MK; Bhandari N; Sinha A; Jalla S · The New England journal of medicine · 1995
Randomized trial937 participantsflagGeneral Health forscienceZinc
- Associations of mortality with ocular disorders and an intervention of high-dose antioxidants and zinc in the Age-Related Eye Disease Study: AREDS Report No. 13.
Clemons TE; Kurinij N; Sperduto RD; AREDS Research Group · Archives of ophthalmology (Chicago, Ill. : 1960) · 2004
Randomized trial4,753 participantsflagGeneral Health forscienceZinc
- Effects of zinc and probiotic co-supplementation on inflammation, gastrointestinal symptoms, quality of life, and mood in irritable bowel syndrome patients.
Rezazadegan M; Soheilipour M; Amani R · Scientific reports · 2026
Randomized trial84 participantsflagGeneral Health forscienceZinc
- Effect of zinc sulfate supplementation on premenstrual syndrome and health-related quality of life: Clinical randomized controlled trial.
Siahbazi S; Behboudi-Gandevani S; Moghaddam-Banaem L; Montazeri A · The journal of obstetrics and gynaecology research · 2018
Randomized trial142 participantsflagGeneral Health forscienceZinc
- Effects of selenium supplementation on selenoprotein gene expression and response to influenza vaccine challenge: a randomised controlled trial.
Goldson AJ; Fairweather-Tait SJ; Armah CN; Bao Y; Broadley MR; Dainty JR; Furniss C; Hart DJ; Teucher B; Hurst R · PloS one · 2011
Randomized trial119 participantsflagImmunity forscienceSelenium
- Effect of selenium on immune response against hepatitis B vaccine with accelerated method in insulin-dependent diabetes mellitus patients.
Janbakhsh A; Mansouri F; Vaziri S; Sayad B; Afsharian M; Rahimi M; Shahebrahimi K; Salari F · Caspian journal of internal medicine · 2013
Randomized trial62 participantsflagImmunity forscienceSelenium
- Chemoprevention trial of human hepatitis with selenium supplementation in China.
Yu SY; Li WG; Zhu YJ; Yu WP; Hou C · Biological trace element research · 1990
Non-randomized trial20,847 participantsflagImmunity forscienceSelenium
- Selenium nanoparticles as adjunctive therapy in sepsis: A pilot randomized clinical trial.
Gu WJ; Huang W; Zhao FZ; Yuan XK; Jin K; Chen JL; Zhang CY; Huang Y; He L; Zhuang H; Yin HY; Chen T · Drug resistance updates : reviews and commentaries in antimicrobial and anticancer chemotherapy · 2026
Randomized trial70 participantsflagImmunity forscienceSelenium
- Selenium supplementation in patients with autoimmune thyroiditis decreases thyroid peroxidase antibodies concentrations.
Gärtner R; Gasnier BC; Dietrich JW; Krebs B; Angstwurm MW · The Journal of clinical endocrinology and metabolism · 2002
Randomized trial70 participantsflagImmunity forscienceSelenium
- Depressed immune response to tetanus in children with vitamin A deficiency.
Semba RD; Muhilal; Scott AL; Natadisastra G; Wirasasmita S; Mele L; Ridwan E; West KP; Sommer A · The Journal of nutrition · 1992
Randomized trial236 participantsflagImmunity forscienceVitamin A
- Impact of a single megadose of vitamin A at delivery on breastmilk of mothers and morbidity of their infants.
Roy SK; Islam A; Molla A; Akramuzzaman SM; Jahan F; Fuchs G · European journal of clinical nutrition · 1997
Randomized trial50 participantsflagImmunity forscienceVitamin A
- Vitamin A supplementation reduces measles morbidity in young African children: a randomized, placebo-controlled, double-blind trial.
Coutsoudis A; Broughton M; Coovadia HM · The American journal of clinical nutrition · 1991
Randomized trial60 participantsflagImmunity forscienceVitamin A
- Vitamin A supplementation enhances specific IgG antibody levels and total lymphocyte numbers while improving morbidity in measles.
Coutsoudis A; Kiepiela P; Coovadia HM; Broughton M · The Pediatric infectious disease journal · 1992
Randomized trial60 participantsflagImmunity forscienceVitamin A
- Vitamin A supplementation reduces the monocyte chemoattractant protein-1 intestinal immune response of Mexican children.
Long KZ; Santos JI; Estrada Garcia T; Haas M; Firestone M; Bhagwat J; Dupont HL; Hertzmark E; Rosado JL; Nanthakumar NN · The Journal of nutrition · 2006
Randomized trial127 participantsflagImmunity forscienceVitamin A
- Therapeutic effects of high-dose vitamin C supplementation in patients with COVID-19: a meta-analysis.
Sun L; Zhao JH; Fan WY; Feng B; Liu WW; Chen RQ; Ban C; Dang AG; Wang M; Luo KT; Zhou GY; Yu FF; Ba Y · Nutrition reviews · 2024
Meta-analysis2,334 participants14 studies pooledflagImmunity forscienceVitamin C
- Effect of micronutrient supplements on influenza and other respiratory tract infections among adults: a systematic review and meta-analysis.
Abioye AI; Bromage S; Fawzi W · BMJ global health · 2021
Meta-analysisflagImmunity forscienceVitamin C
- New evidence for antioxidant properties of vitamin C.
Vojdani A; Bazargan M; Vojdani E; Wright J · Cancer detection and prevention · 2001
Randomized trial20 participantsflagImmunity forscienceVitamin C
- Enhanced Vitamin C Delivery: A Systematic Literature Review Assessing the Efficacy and Safety of Alternative Supplement Forms in Healthy Adults.
Calder PC; Kreider RB; McKay DL · Nutrients · 2025
Systematic review13 studies pooledflagImmunity forscienceVitamin C
- Vitamin E supplementation enhances cell-mediated immunity in healthy elderly subjects.
Meydani SN; Barklund MP; Liu S; Meydani M; Miller RA; Cannon JG; Morrow FD; Rocklin R; Blumberg JB · The American journal of clinical nutrition · 1990
Randomized trial32 participantsflagImmunity forscienceVitamin E
- Immunomodulatory effects of palm-derived tocotrienol-rich fraction in healthy volunteers following influenza vaccination: A randomised clinical trial.
Chen S; Ahmad B; Palanisamy UD; Hafid SRA; Selvaduray KR; Radhakrishnan AK · Nutrition research (New York, N.Y.) · 2026
Randomized trial150 participantsflagImmunity forscienceVitamin E
- Effects of supplementation with tocotrienol-rich fraction on immune response to tetanus toxoid immunization in normal healthy volunteers.
Mahalingam D; Radhakrishnan AK; Amom Z; Ibrahim N; Nesaretnam K · European journal of clinical nutrition · 2011
Randomized trialflagImmunity forscienceVitamin E
- Vitamin E and beta-carotene supplementation and hospital-treated pneumonia incidence in male smokers.
Hemilä H; Virtamo J; Albanes D; Kaprio J · Chest · 2004
Randomized trial29,133 participantsflagImmunity forscienceVitamin E
- Vitamin E supplementation and in vivo immune response in healthy elderly subjects. A randomized controlled trial.
Meydani SN; Meydani M; Blumberg JB; Leka LS; Siber G; Loszewski R; Thompson C; Pedrosa MC; Diamond RD; Stollar BD · JAMA · 1997
Randomized trial88 participantsflagImmunity forscienceVitamin E
- Nutrient supplementation for prevention of viral respiratory tract infections in healthy subjects: A systematic review and meta-analysis.
Vlieg-Boerstra B; de Jong N; Meyer R; Agostoni C; De Cosmi V; Grimshaw K; Milani GP; Muraro A; Oude Elberink H; Pali-Schöll I; Roduit C; Sasaki M; Skypala I; Sokolowska M; van Splunter M; Untersmayr E; Venter C; O'Mahony L; Nwaru BI · Allergy · 2022
Meta-analysis199,055 participants115 studies pooledflagImmunity forscienceZinc
- Zinc supplementation reduces the incidence of acute lower respiratory infections in infants and preschool children: a double-blind, controlled trial.
Sazawal S; Black RE; Jalla S; Mazumdar S; Sinha A; Bhan MK · Pediatrics · 1998
Randomized trial609 participantsflagImmunity forscienceZinc
- A randomized controlled trial of zinc supplementation in the treatment of acute respiratory tract infection in Thai children.
Rerksuppaphol S; Rerksuppaphol L · Pediatric reports · 2020
Randomized trial64 participantsflagImmunity forscienceZinc
- The effect of zinc and vitamin A supplementation on immune response in an older population.
Fortes C; Forastiere F; Agabiti N; Fano V; Pacifici R; Virgili F; Piras G; Guidi L; Bartoloni C; Tricerri A; Zuccaro P; Ebrahim S; Perucci CA · Journal of the American Geriatrics Society · 1998
Randomized trial136 participantsflagImmunity forscienceZinc
- The role of specific nutrients in preventing immune system and blood cell disorders: an umbrella review.
Vecchietti A; Strano P; Minutolo G; Grieco V; Cappuccio G; Granvillano G; Confalonieri L; Briganti GL; Raso E; Chimienti M; Pellegrini M; Mercogliano M; Spatari G; Lugli C; Urbano T; Lorenzon A · Journal of preventive medicine and hygiene · 2026
Systematic review13 studies pooledflagImmunity forscienceZinc