Key takeaways
- Vitamin C is needed for collagen.
- Vitamin D supports skin renewal.
- B vitamins support keratin.
- Magnesium, zinc and iron matter too.
- A varied diet comes first.
Supplement aisles are full of "hair, skin and nails" products. Here's a straightforward look at which nutrients matter and why.
Key vitamins
Vitamin C
Your body can't produce collagen without vitamin C. Collagen supports the skin around nails and the skin of the feet.
Vitamin D
Vitamin D plays a role in how skin cells mature and renew, which matters for soft, healthy heels.
B vitamins
Biotin and other B vitamins are involved in keratin production.
Minerals and more
| Nutrient | Why it matters | Food sources |
|---|---|---|
| Magnesium | Protein building | Nuts, seeds, spinach |
| Zinc | Cell growth and repair | Meat, shellfish, pumpkin seeds |
| Iron | Oxygen delivery to nail bed | Red meat, beans, leafy greens |
| Protein | Builds keratin | Eggs, fish, poultry, legumes |
Where AppaNail fits
AppaNail combines vitamin C, vitamin D, magnesium and chromium with 13 natural botanicals, such as turmeric, pine bark and olive leaf, in its premium care formula for nails and feet.
Sources
- National Institutes of Health, Office of Dietary Supplements – "Vitamin C," "Vitamin D" and "Magnesium" fact sheets.
- American Academy of Dermatology – "Nail care tips."
- Linus Pauling Institute – "Micronutrients and skin health."
Common questions
Which vitamin is best for nails?
No single vitamin; vitamin C, vitamin D, B vitamins, protein and minerals like zinc and iron all play a role.
Does vitamin C help nails?
Vitamin C is required for collagen production, which supports the skin around the nails.
What foods are good for nails?
Eggs, fish, beans, nuts, seeds, citrus, berries and leafy greens.