Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.
- The Role of Sesbania grandiflora-Derived Biotin and Bambusa arundinacea-Derived Silica Extracts in Promoting Hair, Skin, and Nail Health: A Randomized, Double-Blind, Placebo-Controlled Clinical Study.
Patel MN; Maheshvari J; Patel N · Cureus · 2025
Randomized trial105 participantsflagSkin Health flagHair Health flagNail Health forscienceBiotin
- Anti-pollution cosmetic-based one-step formation of w/o/w multiple emulsion containing D-biotin for skin protection: fabrication and in vitro and in vivo evaluation.
Ali A; Iqbal S; Ilyas A; Khan H; Asad MHHB; Fatima N; Akhtar N · Drug delivery and translational research · 2020
Non-randomized trial15 participantsflagSkin Health forscienceBiotin
- Interventions for infantile seborrhoeic dermatitis (including cradle cap).
Victoire A; Magin P; Coughlan J; van Driel ML · The Cochrane database of systematic reviews · 2019
Systematic review35 participants2 studies pooledflagSkin Health forscienceBiotin
- Final report on the safety assessment of biotin.
Fiume MZ; Cosmetic Ingredient Review Expert Panel · International journal of toxicology · 2002
Narrative reviewflagSkin Health forscienceBiotin
- The Infatuation With Biotin Supplementation: Is There Truth Behind Its Rising Popularity? A Comparative Analysis of Clinical Efficacy versus Social Popularity.
Soleymani T; Lo Sicco K; Shapiro J · Journal of drugs in dermatology : JDD · 2018
Narrative reviewflagHair Health forscienceBiotin
- Vitamins A, B, C, and D: A Short Review for the Dermatologist.
Coerdt KM; Goggins CA; Khachemoune A · Alternative therapies in health and medicine · 2021
Narrative reviewflagHair Health forscienceBiotin
- Low serum biotinidase activity in children with valproic acid monotherapy.
Schulpis KH; Karikas GA; Tjamouranis J; Regoutas S; Tsakiris S · Epilepsia · 2001
Clinical trial125 participantsflagHair Health flagSkin Health forscienceBiotin
- Biotin for the treatment of nail disease: what is the evidence?
Lipner SR; Scher RK · The Journal of dermatological treatment · 2018
Narrative reviewflagNail Health forscienceBiotin
- Treatment of brittle fingernails and onychoschizia with biotin: scanning electron microscopy.
Colombo VE; Gerber F; Bronhofer M; Floersheim GL · Journal of the American Academy of Dermatology · 1991
Other32 participantsflagNail Health forscienceBiotin
- Brittle nails: response to daily biotin supplementation.
Hochman LG; Scher RK; Meyerson MS · Cutis · 1993
Case series35 participantsflagNail Health forscienceBiotin
- Nail Supplements: When, How, and Why?
Zaraa I; Richert B · Skin appendage disorders · 2026
Narrative reviewflagNail Health forscienceBiotin
- Brittle nails.
Iorizzo M; Pazzaglia M; M Piraccini B; Tullo S; Tosti A · Journal of cosmetic dermatology · 2009
Narrative reviewflagNail Health forscienceBiotin
- Management of hair loss associated with endocrine therapy in patients with breast cancer: an overview.
Karatas F; Sahin S; Sever AR; Altundag K · SpringerPlus · 2016
Narrative reviewflagHair Health forscienceVitamin C
- Elucidating causal relationships of diet-derived circulating antioxidants and the risk of non-scarring alopecia: A Mendelian randomization study.
Ba Y; Shen L; Peng X; Zhang Y; Wang J · Medicine · 2024
Methods validation study201,019 participantsflagHair Health forscienceVitamin C
- Alterations of plasma antioxidants and mitochondrial DNA mutation in hair follicles of smokers.
Liu CS; Chen HW; Lii CK; Tsai CS; Kuo CL; Wei YH · Environmental and molecular mutagenesis · 2002
Observational studyflagHair Health forscienceVitamin C
- Removal of synthetic hair dye using formamidine sulfinic acid and other sulfinate precursors.
Hawkes JA; Lewis DM; Mama J; Murray J · International journal of cosmetic science · 2026
Methods validation studyflagHair Health forscienceVitamin C
- A Zinc Sulphate-Resistant Acrodermatitis Enteropathica Patient with a Novel Mutation in SLC39A4 Gene.
Kilic M; Taskesen M; Coskun T; Gürakan F; Tokatli A; Sivri HS; Dursun A; Schmitt S; Küry S · JIMD reports · 2013
Case reportflagHair Health forscienceVitamin C
- Effects of tocotrienol supplementation on hair growth in human volunteers.
Beoy LA; Woei WJ; Hay YK · Tropical life sciences research · 2014
Randomized trial38 participantsflagHair Health forscienceVitamin E
- Effects of dietary supplements on androgenetic alopecia: a systematic review and network meta-analysis.
Zhou L; Zhu W; Chen Y · Frontiers in nutrition · 2026
Meta-analysis1,658 participants19 studies pooledflagHair Health forscienceVitamin E
- Evaluation of the Safety and Effectiveness of Nutritional Supplements for Treating Hair Loss: A Systematic Review.
Drake L; Reyes-Hadsall S; Martinez J; Heinrich C; Huang K; Mostaghimi A · JAMA dermatology · 2023
Systematic review30 studies pooledflagHair Health forscienceVitamin E
- Treatment of brittle nail with a hydroxypropyl chitosan-based lacquer, alone or in combination with oral biotin: A randomized, assessor-blinded trial.
Chiavetta A; Mazzurco S; Secolo MP; Tomarchio G; Milani M · Dermatologic therapy · 2020
Randomized trial50 participantsflagNail Health forscienceBiotin
- Vitamins and minerals: their role in nail health and disease.
Scheinfeld N; Dahdah MJ; Scher R · Journal of drugs in dermatology : JDD · 2007
Narrative reviewflagNail Health forscienceBiotin flagNail Health forscienceVitamin E
- Vitamin C Deficiency in Inflammatory Bowel Disease: The Forgotten Micronutrient.
Dunleavy KA; Ungaro RC; Manning L; Gold S; Novak J; Colombel JF · Crohn's & colitis 360 · 2023
Other20 participantsflagNail Health forscienceVitamin C
- Dermatologic signs in patients with eating disorders.
Strumia R · American journal of clinical dermatology · 2005
Narrative reviewflagNail Health forscienceVitamin E
- Yellow nail syndrome: clinical experience in a series of 21 patients.
Piraccini BM; Urciuoli B; Starace M; Tosti A; Balestri R · Journal der Deutschen Dermatologischen Gesellschaft = Journal of the German Society of Dermatology : JDDG · 2014
Case series20 participantsflagNail Health forscienceVitamin E
- Why don't we use vitamin E in dermatology?
Pehr K; Forsey RR · CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne · 1993
Systematic reviewflagNail Health forscienceVitamin E
- Diagnosis and management of yellow nail syndrome: An international multi-institutional retrospective cohort study of 111 cases by an expert panel.
Curtis KL; Piraccini BM; Starace M; Rapparini L; Richert B; Rubin AI; Jellinek NJ; Tosti A; Di Chiacchio NG; Di Chiacchio N; Iorizzo M; Grover C; Hinshaw MA; Vlahovic TC; Bellet JS; Rigopoulos D; Lipner SR · Journal of the American Academy of Dermatology · 2025
Cohort study111 participantsflagNail Health forscienceVitamin E
- Evaluation of biophysical skin parameters and hair changes in patients with acne vulgaris treated with isotretinoin, and the effect of biotin use on these parameters.
Aksac SE; Bilgili SG; Yavuz GO; Yavuz IH; Aksac M; Karadag AS · International journal of dermatology · 2021
Non-randomized trial60 participantsflagSkin Health forscienceBiotin
- Generalized seborrhoeic dermatitis. Clinical and therapeutic data of 25 patients.
Messaritakis J; Kattamis C; Karabula C; Matsaniotis N · Archives of disease in childhood · 1976
Non-randomized trial25 participantsflagSkin Health forscienceBiotin
- Holocarboxylase synthetase deficiency: novel clinical and molecular findings.
Tammachote R; Janklat S; Tongkobpetch S; Suphapeetiporn K; Shotelersuk V · Clinical genetics · 2010
Case series4 participantsflagSkin Health forscienceBiotin
- Evaluation of the anti-wrinkle effect of an ascorbic acid-loaded dissolving microneedle patch via a double-blind, placebo-controlled clinical study.
Lee C; Yang H; Kim S; Kim M; Kang H; Kim N; An S; Koh J; Jung H · International journal of cosmetic science · 2017
Randomized trial23 participantsflagSkin Health 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
- Randomized trial of topical ascorbic acid in DMSO versus imiquimod for the treatment of basal cell carcinoma.
Burke B; Bailie JE · Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2022
Randomized trial25 participantsflagSkin Health forscienceVitamin C
- Vitamin C improves healing of foot ulcers: a randomised, double-blind, placebo-controlled trial.
Gunton JE; Girgis CM; Lau T; Vicaretti M; Begg L; Flood V · The British journal of nutrition · 2022
Randomized trial16 participantsflagSkin Health forscienceVitamin C
- Dietary nutrient intakes and skin-aging appearance among middle-aged American women.
Cosgrove MC; Franco OH; Granger SP; Murray PG; Mayes AE · The American journal of clinical nutrition · 2007
Cross-sectional study4,025 participantsflagSkin Health forscienceVitamin C
- Randomized controlled trial using vitamins E and D supplementation in atopic dermatitis.
Javanbakht MH; Keshavarz SA; Djalali M; Siassi F; Eshraghian MR; Firooz A; Seirafi H; Ehsani AH; Chamari M; Mirshafiey A · The Journal of dermatological treatment · 2011
Randomized trial45 participantsflagSkin Health forscienceVitamin E
- Serum vitamin E levels and chronic inflammatory skin diseases: A systematic review and meta-analysis.
Liu X; Yang G; Luo M; Lan Q; Shi X; Deng H; Wang N; Xu X; Zhang C · PloS one · 2022
Meta-analysis20 studies pooledflagSkin Health forscienceVitamin E
- Evidence-Based Nutritional Interventions in Wound Care.
Saeg F; Orazi R; Bowers GM; Janis JE · Plastic and reconstructive surgery · 2021
Systematic review2,339 participants36 studies pooledflagSkin Health forscienceVitamin E
- Effects of tocotrienol on aging skin: A systematic review.
Ghazali NI; Mohd Rais RZ; Makpol S; Chin KY; Yap WN; Goon JA · Frontiers in pharmacology · 2022
Systematic reviewflagSkin Health forscienceVitamin E
- Carotenoids and carotenoids plus vitamin E protect against ultraviolet light-induced erythema in humans.
Stahl W; Heinrich U; Jungmann H; Sies H; Tronnier H · The American journal of clinical nutrition · 2000
Randomized trialflagSkin Health forscienceVitamin E