What does it mean if my nails have a light blue-gray discoloration?
Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
One possible cause of blue-gray nail discoloration is using the drug minocycline. This broad-spectrum antibiotic has been found to turn nails a light blue-gray color. However, there are many other causes of nail discoloration as well, including fungal infection, chronic diseases and the use of various medications. Contact your doctor to get an accurate diagnosis and discuss the best treatment options for you.
Dr. Ellen Marmur, MD
Nails' color can be just as informative as their shape. It indicates either a collagen vascular disease or some kind of drug toxicity or hypersensitivity. For example, the antibiotic minocycline could cause a reaction.

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Healthy Nails

Healthy Nails

For healthy fingernails, pamper them daily with a gentle buffing or a massage. This increases circulation to the nails, keeping them from cracking and peeling. Rubbing petroleum jelly, vitamin E or a cuticle cream into the cuticle...

s at night will keep them moisturized and also promote nail strength. Wear gloves when washing dishes or cleaning to prevent nails from becoming brittle, and don't use nail polish remover that contains formaldehyde or acetone, both of which are drying.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.