A Nutrition Guide for Healthier Nails (Science-Backed & Practical)

also checked my vitamin D, my B12, and my zinc. All suboptimal.

She put me on a few targeted supplements and gave me a list of foods to eat. Within three months, my nails were unrecognizable—strong, smooth, growing like weeds. All those expensive treatments, and the answer was inside my kitchen, not inside a bottle of nail hardener.

Your nails are more than just a canvas for polish—they’re windows into your overall health. Brittle, peeling, ridged, or slow-growing nails can

often be traced back to nutritional gaps. While genetics and external factors (like frequent hand-washing or gel manicures) play a