Utah Master Esthetician Practice Exam

Which component in skin care products is known for its anti-aging properties?

1. Glycolic Acid

2. Hyaluronic Acid

3. Salicylic Acid

4. Ascorbic Acid

The correct answer is: Hyaluronic Acid

Hyaluronic acid is recognized for its ability to retain moisture and plump the skin, which significantly contributes to its anti-aging properties. This naturally occurring substance in the skin has the remarkable capacity to hold up to 1,000 times its weight in water, helping to hydrate and maintain skin fullness. As we age, our natural production of hyaluronic acid decreases, leading to dryness and the formation of fine lines and wrinkles. By incorporating hyaluronic acid into skincare products, it not only helps to improve skin hydration but also enhances elasticity and firmness, creating a more youthful appearance. While glycolic acid is an alpha hydroxy acid that helps exfoliate and improve skin texture, and salicylic acid primarily targets acne by clearing pores, their roles stay focused on skin renewal and acne treatment rather than directly combating the signs of aging. Ascorbic acid, or vitamin C, is indeed significant in fighting oxidative stress and can brighten the skin, contributing to a more youthful look, but its primary function is not moisture retention. Thus, hyaluronic acid stands out as the key component specifically linked to anti-aging benefits in skincare.