Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.
- Study on the Multiple Efficacies of Vitamin C Serum in Anti-Glycation, Anti-Carbonylation, Antioxidation, and Anti-Inflammation of Human Skin Based on In Vivo Tests.
Zi Y; Liu J; Liu Q; Pan Y; Jiang X · Journal of cosmetic dermatology · 2026
Randomized trial66 participantsflagAnti-Aging forscienceVitamin C
- Evaluation of the anti-wrinkle effect of a lipophilic pro-vitamin C derivative, tetra-isopalmitoyl ascorbic acid.
Yokota M; Yahagi S · Journal of cosmetic dermatology · 2022
Randomized trial69 participantsflagAnti-Aging forscienceVitamin C
- The role of vitamin C in pushing back the boundaries of skin aging: an ultrasonographic approach.
Crisan D; Roman I; Crisan M; Scharffetter-Kochanek K; Badea R · Clinical, cosmetic and investigational dermatology · 2015
Clinical trial60 participantsflagAnti-Aging forscienceVitamin C
- In vivo evaluation of topical ascorbic acid application on skin aging by 50 MHz ultrasound.
Vergilio MM; Aiello LM; Furlan AS; Caritá AC; Azevedo JR; Bolzinger MA; Chevalier Y; Leonardi GR · Journal of cosmetic dermatology · 2022
Randomized trial25 participantsflagAnti-Aging forscienceVitamin C
- Clinical Applications of Vitamin C in Dermatology: A Systematic Review.
Boghosian T; Mendez H; Boghosian N; Sayegh M; Beer J; Tosti A · The Journal of clinical and aesthetic dermatology · 2026
Systematic review44 studies pooledflagAnti-Aging forscienceVitamin C
- Joint association of serum 25-hydroxyvitamin D concentration and body mass index on the acceleration of clinical biomarker-based biological aging.
Pan Z; Zeng J; Chen Z; Chen S; Yang J; Li H; Wang S; Wang J; Li N; Gong Y; Liu M; Li C · The journals of gerontology. Series A, Biological sciences and medical sciences · 2026
Cohort study389,217 participantsflagAnti-Aging forscienceVitamin D
- Serum 25-Hydroxyvitamin D Levels as an Aging Marker: Strong Associations With Age and All-Cause Mortality Independent From Telomere Length, Epigenetic Age Acceleration, and 8-Isoprostane Levels.
Schöttker B; Hagen L; Zhang Y; Gào X; Holleczek B; Gao X; Brenner H · The journals of gerontology. Series A, Biological sciences and medical sciences · 2019
Cohort study9,940 participantsflagAnti-Aging forscienceVitamin D
- Sex-specific associations of serum 25-hydroxyvitamin D concentrations with incident sarcopenia in older adults: A 2-year follow-up study.
Song S; Lim JY; Kim M; Won CW; Park HY · The journal of nutrition, health & aging · 2025
Cohort study1,292 participantsflagAnti-Aging forscienceVitamin D
- Vitamin D deficit is associated with accelerated brain aging in the general population.
Terock J; Bonk S; Frenzel S; Wittfeld K; Garvert L; Hosten N; Nauck M; Völzke H; Van der Auwera S; Grabe HJ · Psychiatry research. Neuroimaging · 2022
Cross-sectional study1,865 participantsflagAnti-Aging forscienceVitamin D
- Vitamin D intake is associated with dementia risk in the Washington Heights-Inwood Columbia Aging Project (WHICAP).
Zhao C; Tsapanou A; Manly J; Schupf N; Brickman AM; Gu Y · Alzheimer's & dementia : the journal of the Alzheimer's Association · 2021
Cohort study1,759 participantsflagAnti-Aging forscienceVitamin D
- Vitamin K status, cardiovascular disease, and all-cause mortality: a participant-level meta-analysis of 3 US cohorts.
Shea MK; Barger K; Booth SL; Matuszek G; Cushman M; Benjamin EJ; Kritchevsky SB; Weiner DE · The American journal of clinical nutrition · 2020
Meta-analysis3,891 participants3 studies pooledflagAnti-Aging forscienceVitamin K
- Topical Menaquinone‑7 (Vitamin K2, MK-7) as a Mitochondrial Bioenergetic Activator for Skin Anti-Aging: Mechanistic Evidence in Skin Cells and a Randomized Split-Face/Neck Study.
Huang H; Wei R; Xu C; Liu C; Zhao S; Li Y; Wang M · ACS omega · 2026
Randomized trial30 participantsflagAnti-Aging forscienceVitamin K
- Vitamin K status and cognitive function in healthy older adults.
Presse N; Belleville S; Gaudreau P; Greenwood CE; Kergoat MJ; Morais JA; Payette H; Shatenstein B; Ferland G · Neurobiology of aging · 2014
Cross-sectional study320 participantsflagAnti-Aging forscienceVitamin K
- High dephospho-uncarboxylated matrix Gla protein concentrations, a plasma biomarker of vitamin K, in relation to frailty: the Longitudinal Aging Study Amsterdam.
Machado-Fragua MD; Hoogendijk EO; Struijk EA; Rodriguez-Artalejo F; Lopez-Garcia E; Beulens JW; van Ballegooijen AJ · European journal of nutrition · 2021
Cohort study644 participantsflagAnti-Aging forscienceVitamin K
- Vitamin K Concentration and Cognitive Status in Elderly Patients on Anticoagulant Therapy: A Pilot Study.
Alisi L; Cafolla C; Gentili A; Tartaglione S; Curini R; Cafolla A · Journal of aging research · 2022
Cross-sectional study85 participantsflagAnti-Aging forscienceVitamin K
- The Association between Dietary Nutrient Intake and Acceleration of Aging: Evidence from NHANES.
Ma J; Li P; Jiang Y; Yang X; Luo Y; Tao L; Guo X; Gao B · Nutrients · 2024
Cross-sectional study4,692 participantsflagAnti-Aging forscienceZinc
- The immune system and the impact of zinc during aging.
Haase H; Rink L · Immunity & ageing : I & A · 2010
Narrative reviewflagAnti-Aging forscienceZinc
- Associations between serum trace elements and biological age acceleration in the Chinese elderly: A community-based study investigating the mediating role of inflammatory markers and the moderating effect of physical activity.
Wang Y; Zhu W; Zhang T; Liu Q; Zou M; Xie Y; Wang M; Wang TS; Pang Y; Jing T; Zhang R · Journal of hazardous materials · 2025
Observational studyflagAnti-Aging forscienceZinc
- Bidirectional associations of zinc supplement intake with biological ageing interacted by metabolic equivalent of task: A large-scale population-based Biobank study.
Zhou Y; Zhou J; Li Z; Wang J; Li H; Yin X; Gao J; Wu Y; Li J; Sun YX; Li Y; Wang W; Eser PO; Assimes TL; He J; Chen G · Clinical nutrition (Edinburgh, Scotland) · 2025
Cross-sectional study68,947 participantsflagAnti-Aging forscienceZinc
- Zinc, metallothioneins, longevity: effect of zinc supplementation on antioxidant response: a Zincage study.
Mocchegiani E; Zincage Consortium · Rejuvenation research · 2008
Narrative reviewflagAnti-Aging forscienceZinc
- What is the impact of daily oral supplementation of vitamin D3 (cholecalciferol) plus calcium on the incidence of hip fracture in older people? A systematic review and meta-analysis.
Manoj P; Derwin R; George S · International journal of older people nursing · 2023
Meta-analysis12,620 participants7 studies pooledflagBone Health forscienceCalcium
- Calcium supplementation prevents seasonal bone loss and changes in biochemical markers of bone turnover in elderly New England women: a randomized placebo-controlled trial.
Storm D; Eslin R; Porter ES; Musgrave K; Vereault D; Patton C; Kessenich C; Mohan S; Chen T; Holick MF; Rosen CJ · The Journal of clinical endocrinology and metabolism · 1998
Randomized trial60 participantsflagBone Health forscienceCalcium
- The effects of calcium supplementation (milk powder or tablets) and exercise on bone density in postmenopausal women.
Prince R; Devine A; Dick I; Criddle A; Kerr D; Kent N; Price R; Randell A · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 1995
Randomized trial168 participantsflagBone Health forscienceCalcium
- The efficacy of calcium supplementation alone in elderly Thai women over a 2-year period: a randomized controlled trial.
Rajatanavin R; Chailurkit L; Saetung S; Thakkinstian A; Nimitphong H · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2014
Randomized trial404 participantsflagBone Health forscienceCalcium
- Calcium-enriched foods and bone mass growth in prepubertal girls: a randomized, double-blind, placebo-controlled trial.
Bonjour JP; Carrie AL; Ferrari S; Clavien H; Slosman D; Theintz G; Rizzoli R · The Journal of clinical investigation · 1997
Randomized trial149 participantsflagBone Health forscienceCalcium
- Pregnancy vitamin D supplementation and offspring bone mineral density in childhood follow-up of a randomized controlled trial.
Moon RJ; D' Angelo S; Curtis EM; Ward KA; Crozier SR; Schoenmakers I; Javaid MK; Bishop NJ; Godfrey KM; Cooper C; Harvey NC; MAVIDOS Trial Group · The American journal of clinical nutrition · 2024
Randomized trial454 participantsflagBone Health forscienceVitamin D
- Vitamin D analogs and bone: preclinical and clinical studies with eldecalcitol.
Matsumoto T; Takano T; Saito H; Takahashi F · BoneKEy reports · 2014
Narrative reviewflagBone Health forscienceVitamin D
- Efficacy of vitamin D fortified foods on bone mineral density and serum bone biomarkers: A systematic review and meta-analysis of interventional studies.
Tangestani H; Djafarian K; Emamat H; Arabzadegan N; Shab-Bidar S · Critical reviews in food science and nutrition · 2020
Meta-analysis1,786 participants20 studies pooledflagBone Health forscienceVitamin D
- Cholecalciferol Supplementation Attenuates Bone Loss in Incident Kidney Transplant Recipients: A Prespecified Secondary Endpoint Analysis of a Randomized Controlled Trial.
Tsujita M; Doi Y; Obi Y; Hamano T; Tomosugi T; Futamura K; Okada M; Hiramitsu T; Goto N; Isaka Y; Takeda A; Narumi S; Watarai Y · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2022
Randomized trial193 participantsflagBone Health forscienceVitamin D
- Vitamin D supplementation and bone health in post-menopausal women: a 24-month randomized controlled intervention with enhanced bioavailability formulations.
Rasool N; Munir Y · European journal of clinical nutrition · 2026
Randomized trial612 participantsflagBone Health forscienceVitamin D
- Increased incidence of fractures in middle-aged and elderly men with low intakes of phosphorus and zinc.
Elmståhl S; Gullberg B; Janzon L; Johnell O; Elmståhl B · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 1999
Cohort study6,576 participantsflagBone Health forscienceZinc
- Zinc Supplementation Increases Procollagen Type 1 Amino-Terminal Propeptide in Premenarcheal Girls: A Randomized Controlled Trial.
Berger PK; Pollock NK; Laing EM; Chertin V; Bernard PJ; Grider A; Shapses SA; Ding KH; Isales CM; Lewis RD · The Journal of nutrition · 2016
Randomized trial147 participantsflagBone Health forscienceZinc
- Randomized controlled trial of prenatal zinc supplementation and fetal bone growth.
Merialdi M; Caulfield LE; Zavaleta N; Figueroa A; Costigan KA; Dominici F; Dipietro JA · The American journal of clinical nutrition · 2004
Randomized trial242 participantsflagBone Health forscienceZinc
- The effects of zinc supplementation on serum zinc, alkaline phosphatase activity and fracture healing of bones.
Sadighi A; Roshan MM; Moradi A; Ostadrahimi A · Saudi medical journal · 2009
Randomized trial60 participantsflagBone Health forscienceZinc
- Is Zinc an Important Trace Element on Bone-Related Diseases and Complications? A Meta-analysis and Systematic Review from Serum Level, Dietary Intake, and Supplementation Aspects.
Ceylan MN; Akdas S; Yazihan N · Biological trace element research · 2021
Meta-analysis40 studies pooledflagBone Health forscienceZinc
- Vitamin K Intake and Atherosclerotic Cardiovascular Disease in the Danish Diet Cancer and Health Study.
Bellinge JW; Dalgaard F; Murray K; Connolly E; Blekkenhorst LC; Bondonno CP; Lewis JR; Sim M; Croft KD; Gislason G; Torp-Pedersen C; Tjønneland A; Overvad K; Hodgson JM; Schultz C; Bondonno NP · Journal of the American Heart Association · 2021
Cohort study53,372 participantsflagCardiovascular Support forscienceVitamin K
- Menaquinone-7 supplementation improves arterial stiffness in healthy postmenopausal women. A double-blind randomised clinical trial.
Knapen MH; Braam LA; Drummen NE; Bekers O; Hoeks AP; Vermeer C · Thrombosis and haemostasis · 2016
Randomized trial244 participantsflagCardiovascular Support forscienceVitamin K
- Effects of One-Year Menaquinone-7 Supplementation on Vascular Stiffness and Blood Pressure in Post-Menopausal Women.
de Vries F; Bittner R; Maresz K; Machuron F; Gåserød O; Jeanne JF; Schurgers LJ · Nutrients · 2025
Randomized trial165 participantsflagCardiovascular Support forscienceVitamin K
- Dietary Vitamin K1 Intake and Incident Aortic Valve Stenosis.
Schultz CJ; Dalgaard F; Bellinge JW; Murray K; Sim M; Connolly E; Blekkenhorst LC; Bondonno CP; Lewis JR; Gislason GH; Tjønneland A; Overvad K; Hodgson JM; Bondonno NP · Arteriosclerosis, thrombosis, and vascular biology · 2024
Cohort study55,545 participantsflagCardiovascular Support forscienceVitamin K
- Association between vitamin K1 intake and mortality in the Danish Diet, Cancer, and Health cohort.
Palmer CR; Bellinge JW; Dalgaard F; Sim M; Murray K; Connolly E; Blekkenhorst LC; Bondonno CP; Croft KD; Gislason G; Tjønneland A; Overvad K; Schultz C; Lewis JR; Hodgson JM; Bondonno NP · European journal of epidemiology · 2021
Cohort study56,048 participantsflagCardiovascular Support forscienceVitamin K
- 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
- 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
- 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