Skincare Glossary, Plain English Terms You Might See Online

Skincare language can feel like jargon. Here are simple definitions for common terms.

Common terms

• Acne, inflamed pores and breakouts
• Comedones, clogged pores such as blackheads and whiteheads
• Skin barrier, the outer layer that protects and holds moisture
• Irritant reaction, redness or stinging from products
• Rosacea, flushing and redness pattern for some people
• Hyperpigmentation, marks that linger after inflammation
• SPF, a measure related to sun protection

If symptoms are persistent:

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