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...