Nails are largely composed of protein and sulfur, much like hair. Some abnormalities, such as vertical ridges or white spots, are harmless. Others, such as discolored, weak, or misshapen nails, can indicate nutrient deficiencies or other internal health problems. Fungal and bacterial infections, particularly on the toenails, can cause unsightly irregularities as well.
||Especially high in silicon, which strengthens nails.
||A deficiency can cause dry or brittle nails.
|Omega-3 Fatty Acids
||A deficiency can lead to brittle nails.
||A deficiency can lead to brittle, concave, or ridged nails. Can also cause white bands across nails.
||Strengthens nails and gives them a healthier appearance.
||Brings strength and shine to nails.
||A deficiency can cause nails to peel.
||A deficiency can lead to dark nails that are flat or thin.