(HealthDay News) -- Many skin products that claim to help sun damage, wrinkles and other hallmarks of age include a class of chemical compound called alpha hydroxy acids.

The National Women's Health Information Center says some people who use these products have adverse reactions, which may include:

• Excessive reddening.
• Swollen skin, particularly around the eyes.
• Blisters.
• Burning.
• Itching or rash.
• Discolored skin.
• Bleeding.
• Increased risk of sunburn.