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If iron deficiency is suspected, it’s important to consult a healthcare professional before taking supplements.
Good sources of protein include:
Adequate protein supports not only nail strength but also muscle health, immunity, and tissue repair.

Drinking enough water throughout the day helps maintain nail flexibility and supports healthy growth from the nail bed. If your nails feel dry or crack easily, increasing your daily water intake may be one of the simplest and most effective solutions.
Even with proper nutrition, external factors can damage nails over time.