Does Retin-A work on dark knuckles?

Thank you for your question and photograph. It's difficult to evaluate your skin through this type of forum, but from what I can see, it looks like you have enlarged pores and atrophic scarring (indentation). Topical retinoids can help minimize pore size over time but is not guaranteed. For the...

Thanks for your question.  You will probably do fine using both the benzoyl peroxide/glycolic acid serum in the mornings in addition to your nightly tretinoin.  If you are very tolerant of the tretinoin and you don't get peeling or redness or sensitivity, you can go ahead and start the morning s...

Thank you for your question. Yes azelaic acid can be used in the morning and tretinoin cream at night, however, a common side effect of both medications is dryness, irritation, peeling, etc. I recommend consulting with your dermatologist regarding any further questions and concerns. Take care...

Thank you for your question. Tretinoin cream works well for fine lines and unfortunately not as effective for deep wrinkles. In some cases, injectable fillers or neurotoxins is more effective for deeper wrinkles. I highly recommend you consult with a board certified dermatologist or plastic...

No, you shouldn't have to wait so long before applying the tretinoin.  As a general rule when layering products you want to allow each product to dry before applying the next product.  So as soon as the toner is dry you should be fine to apply your tretinoin.

Thank you for your question. Acne treatments vary on the type of acne present, such as inflammatory lesions (red bumps) or comedones (whiteheads and blackheads). Tretinoin is a topical retinoid that gently exfoliates the skin removing comedones, and topical antibiotics, such as clindamycin, is...