Comparison
Keratin Hair Booster and Keratin Hair Enhance
Keratin Hair Booster (Reserveage Nutrition) lists 10 distinct ingredients and Keratin Hair Enhance (ResVitale) 10 (rows of one ingredient counted once); 10 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 1.00: the same ingredients, at the amounts in the table below.
| Ingredient | Keratin Hair Booster | Keratin Hair Enhance |
|---|---|---|
| Vitamin B6 | 2 mg (118%) | 2 mg (118%) |
| Zinc | 15 mg (136%) | 15 mg (136%) |
| Niacin | 18 mg (113%) | 18 mg (113%) |
| Pantothenic Acid (Vitamin B5) | 14 mg (280%) | 14 mg (280%) |
| Biotin | 3,000 mcg (10000%) | 3,000 mcg (10000%) |
| Copper | 1.7 mg (189%) | 1.7 mg (189%) |
| Grape | not disclosed | not disclosed |
| Resveratrol | 20 mg | 20 mg |
| Hu Zhang | not disclosed | not disclosed |
| Keratin | 500 mg | 500 mg |
Amounts are per serving as DSLD gives them: Keratin Hair Booster, 2 capsules; Keratin Hair Enhance, 2 capsules. Current labels entered April 2025 and February 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Keratin Hair BoosterReserveage Nutrition: every row against all products listing it
- Keratin Hair EnhanceResVitale: every row against all products listing it