Glossary Terms G - I

Need an explanation, information, or definition of a common acne or skin care term? Find the answers you're looking for here.

Glycolic Acid

You know glycolic acid is in many of your skin care products, from cleansers to moisturizers. What is glycolic acid, though, and how does this alpha hydroxy acid (AHA) help your skin?

Hair Follicle

The definition of the hair follicle.

Hydroquinone

What is hydroquinone?

Hyperpigmentation

What is hyperpigmentation? Learn more about hyperpigmentation, and why it occurs.

Hypertrophic Scars

Learn more about hypertrophic and keloid scarring.

Hypopigmentation

What is hypopigmentation? Learn more about hypopigmentation, and why a loss of skin color occurs.

Ice Pick Scar

An explanation of ice pick scars, a common type of acne scarring.

Isotretinoin

Basic information on Accutane acne treatment, how it works, and it's potential side effects.

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