Retinol serum primarily works to reduce the appearance of fine lines, wrinkles, and uneven skin tone. It boosts collagen production and accelerates skin cell turnover, leading to smoother, younger-looking skin.

It is generally not recommended to use retinol serum everyday, especially when starting out. Begin with 2-3 times per week and gradually increase frequency as your skin builds tolerance to minimize irritation.

The most effective retinol serum depends on individual skin type and concerns, but look for formulations with encapsulated retinol for gradual release and consider serums with supporting ingredients like hyaluronic acid to combat dryness. Consult a dermatologist for personalized recommendations.

Retinol is not a primary treatment for warts. While it might help to exfoliate the skin and potentially weaken the wart, dedicated wart removal treatments like salicylic acid or cryotherapy are more effective.