If you have lines on your nails, it means you have ca…See more

Low iron levels may contribute to brittle nails and, in some cases, spoon-shaped nails (koilonychia).

Iron-rich foods include:

• Lean red meat
• Spinach
• Lentils
• Chickpeas
• Fortified cereals
• Pumpkin seeds

Pair plant-based iron sources with foods rich in vitamin C to improve absorption.

3. Biotin (Vitamin B7)

Biotin plays a role in keratin production.

Although true continue reading …