Buy: Refissa

Sunlight can break down tretinoin, making it less effective.

In the first few weeks, it is common to experience redness, peeling, or a temporary worsening of the skin as cell turnover increases. buy refissa

Tretinoin makes your skin much more sensitive to UV damage, so daily SPF 30+ is essential. Sunlight can break down tretinoin, making it less effective

It is significantly more powerful than over-the-counter retinol—roughly 20 times stronger —making it more effective but also more likely to cause side effects if not used carefully. User Perspectives Sunlight can break down tretinoin

Most users notice smoother skin and diminishing fine lines within 3 to 6 months .

Refissa is a prescription-only medication and cannot be bought over-the-counter.