Comparison

Ultimate Hair Strength and Hair, Skin & Nails

Ultimate Hair Strength (Joyce Giraud) lists 11 distinct ingredients and Hair, Skin & Nails (Bluebonnet Beautiful Ally) 10 (rows of one ingredient counted once); 6 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 0.40.

Amount per serving (and % of the Daily Value)
IngredientUltimate Hair StrengthHair, Skin & Nails
Vitamin C100 mg (111%)100 mg (111%)
Biotin10,000 mcg (33333%)5,000 mcg (16667%)
Resveratrolnot disclosed20 mg
Glutathionenot disclosed40 mg
Collagen Peptidesnot disclosed0.5 g
Keratin500 mg50 mg
Vitamin D25 mcg (125%)
Zinc10 mg (91%)
Vitamin A0.75 mg
Pantothenic Acid (Vitamin B5)25 mg (500%)
Coenzyme Q-1025 mg
Methylsulfonylmethane500 mg
Moringanot disclosed
Passionfruitnot disclosed
Argan nut oilnot disclosed

Amounts are per serving as DSLD gives them: Ultimate Hair Strength, 2 capsules; Hair, Skin & Nails, 2 capsules. Current labels entered April 2023 and July 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own