About This Product
GNC's Hair, Skin & Nails Formula is a botanical and nutrient blend featuring vitamins A, C, E, biotin, and folic acid. This supplement provides a range of vitamins and minerals. It has an N+ Score of 75.
Strengths
- +Key ingredients at clinically effective doses
- +Fully transparent label with individual ingredient amounts disclosed
- +Broad ingredient diversity exceeding category norms
- +12 ingredient(s) at clinical dose levels
- +Rich formula with 24 active ingredients
Weaknesses
- −Missing several expected ingredients for its category
Ingredient Analysis (24 ingredients)
| Ingredient | Amount | Status |
|---|---|---|
| Thiamine | 1.500 mg | Optimal |
| Riboflavin | 1.700 mg | Optimal |
| Niacin | 20.000 mg | Optimal |
| Biotin | 3000.000 mcg | Optimal |
| Pantothenic Acid | 13.500 mg | Optimal |
| Vitamin A | 5000.000 IU | N/A |
| Vitamin C | 120.000 mg | Adequate |
| Vitamin D | 200.000 IU | Under |
| Vitamin E | 30.000 IU | Optimal |
| Calcium | 200.000 mg | Adequate |
| Zinc | 15.000 mg | Optimal |
| Boron | 1.000 mg | N/A |
| Folic Acid | 200.000 mcg | Adequate |
| Alpha-Lipoic Acid | 10.000 mg | N/A |
| DMAE | 10.000 mg | N/A |
| Phosphorus | 100.000 mg | Under |
| Lutein | 500.000 mcg | N/A |
| Green Tea (leaf) extract | 10.000 mg | N/A |
| Pantethine | 1500.000 mcg | Optimal |
| L-Methionine | 50.000 mg | N/A |
| L-Cysteine | 200.000 mg | N/A |
| MSM | 100.000 mg | N/A |
| Horsetail | 3.000 mg | N/A |
| hydrolyzed Gelatin | 100.000 mg | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.