People with hypothyroidism may want to consider minimizing their intake of gluten, a protein found in foods processed from wheat, barley, rye, and other grains, says Ruth Frechman, RDN, a dietitian and nutritionist in the Los Angeles area and a spokesperson for the Academy of Nutrition and Dietetics.
Yellow Nails. One of the most common causes of yellow nails is a fungal infection. As the infection worsens, the nail bed may retract, and nails may thicken and crumble. In rare cases, yellow nails can indicate a more serious condition such as severe thyroid disease, lung disease, diabetes or psoriasis. Swipe to advance.
If your fingernails are peeling but your toenails arenât (or vice-versa), this signals an external cause. If both your fingernails and toenails are peeling, this signals an internal cause. Internal causes can vary but sometimes dry, peeling nails can indicate a vitamin deficiency, typically an iron deficiency.