Retinoids come in a variety of strengths and formulations, including retinol, retinaldehyde (retinal), and retinoic acid (tretinoin) — commonly known by the brand name Retin-A. Some forms can be ...

You've probably seen the popular skincare ingredient bouncing around the Internet, but what is tretinoin exactly? It’s a prescription-only retinoid that’s commonly referred to as tret ...

Tretinoin 0.025%, 0.05%, 0.1%. Not for use in eczema or sunburned skin. Avoid eyes, mouth, angles of nose, mucous membranes, sun, UV light. Discontinue if sensitivity reactions occur. Increased ...

Tretinoin 0.01%, 0.025%; alcohol 90%. Not for use in eczema or sunburned skin. Avoid eyes, mouth, angles of nose, mucous membranes, sun, UV light. Discontinue if sensitivity reactions occur ...