Comparison
Hair, Skin & Nails and Scalp Nourish
Hair, Skin & Nails (Habit) lists 7 distinct ingredients and Scalp Nourish (Viviscal) 6 (rows of one ingredient counted once); 4 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 0.39.
| Ingredient | Hair, Skin & Nails | Scalp Nourish |
|---|---|---|
| Vitamin C | 90 mg (100%) | 20 mg (22%) |
| Vitamin A | 0.16 mg | 300 mcg RAE (33%) |
| Biotin | 2,000 mcg (6667%) | 5,000 mcg (16667%) |
| Hyaluronic acid | 30 mg | 120 mg |
| Carbohydrate | 1 g | |
| Vitamin E | 6.7 mg (45%) | |
| Pantothenic Acid (Vitamin B5) | 5 mg (100%) | |
| Aloe | 50 mg | |
| Rose Hip | 120 mg |
Amounts are per serving as DSLD gives them: Hair, Skin & Nails, 2 capsules; Scalp Nourish, 1 capsule. Current labels entered May 2025 and September 2024. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Hair, Skin & NailsHabit: every row against all products listing it
- Scalp NourishViviscal: every row against all products listing it