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This is Dr. Dago. I'm board certified. I have over 10 years of experience.I understand your concerns.Do you have any other medical conditions?
What is your main concern?
Yes, the USA. You can take biotin, collagen and plenty of vitamin C. It will help to grow healthy hair, nails, and skin.
Let me know if you have any other questions.
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Yes, likely more exposure to sunlight.