Products

Label data from official national databases and brand websites, as declared; not lab-verified.

Ingredient

Min (mg)

Max

Country

Dosage form

Source

Brand	Product	Per day	Country	Source
Rainbow Nutrients	Advanced Hair Growth	100 mg	United States	US NIH DSLD
Nature's Bounty Optimal Solutions	Hair, Skin & Nails Gummies With Biotin Strawberry Flavored	15 mg	United States	US NIH DSLD
Sundown Naturals	Hair, Skin & Nails	120 mg	United States	US NIH DSLD
youtheory	Collagen 6,000 mg + Biotin	90 mg	United States	US NIH DSLD
Vthrive The Vitamin Shoppe	Advanced Keratin for Hair, Skin and Nails	60 mg	United States	US NIH DSLD
Vitamin World	Hair - Skin - Nails	120 mg	United States	US NIH DSLD
Codeage	Hair Renewal	250 mg	United States	US NIH DSLD
Nature's Bounty Optimal Solutions	Hair, Skin & Nails	60 mg	United States	US NIH DSLD
Pure Encapsulations	Hair/Skin/Nails Ultra	250 mg	United States	US NIH DSLD
RejuviCare	Liquid Collagen Complex Healthy Hair, Skin & Nails Delicious Grape Flavor	30 mg	United States	US NIH DSLD
Double Wood Supplements	Collagen Biotin Gummies	50 mg	United States	US NIH DSLD
Vimerson Health	Biotin for Hair	100 mg	United States	US NIH DSLD
Codeage Amen	Biotin Collagen Vitamins+	90 mg	United States	US NIH DSLD
Nature's Bounty	Hair, Skin & Nails	120 mg	United States	US NIH DSLD
Codeage	Biotin Marine Collagen	60 mg	United States	US NIH DSLD
Spring Valley	Hair, Skin & Nails	60 mg	United States	US NIH DSLD
Codeage	Biotin Marine Collagen	60 mg	United States	US NIH DSLD
Codeage	Biotin Marine Collagen	60 mg	United States	US NIH DSLD
The Vitamin Shoppe	Keratin for Hair	60 mg	United States	US NIH DSLD
Spring Valley	Hair, Skin & Nails Biotin/Collagen/Gelatin	120 mg	United States	US NIH DSLD
Welessentials	NAC (N-Acetyl-Cysteine)	375 mg	United States	US NIH DSLD
ProCaps Laboratories	NAC-500 N-Acetyl Cysteine	30 mg	United States	US NIH DSLD
ProCaps Laboratories	NAC 500 N-Acetyl Cysteine	30 mg	United States	US NIH DSLD
ProCaps Laboratories	NAC 500 N-Acetyl Cysteine	30 mg	United States	US NIH DSLD
ProCaps Laboratories	NAC-500 N-Acetyl Cysteine	30 mg	United States	US NIH DSLD
ZHOU	Muscle BCAA Tropical Punch	996 mg	United States	US NIH DSLD
MM Sports Nutrition	Pro BCAA Watermelon	60 mg	United States	US NIH DSLD
Dymatize Nutrition	BCAA Complex 2200	10 mg	United States	US NIH DSLD
MM Sports Nutrition	Pro BCAA Tangerine	60 mg	United States	US NIH DSLD
PMD Platinum	BCAA Lemonade	125 mg	United States	US NIH DSLD

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For information only; not medical advice. Talk to a doctor or pharmacist before starting or stopping any supplement.