aminobutyric acid

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Categories:
Anti-Irritants
Amino acid that has water-binding properties for skin and may be an anti-inflammatory. It supposedly also increases growth hormone when taken orally, but the only support for this is a single obscure study that was conducted more than two decades ago on fewer than 20 subjects, and the results have yet to be replicated by other scientists.

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Paula Begoun is the best-selling author of 20 books on skin care and makeup. She is known worldwide as the Cosmetics Cop and creator of Paula's Choice. Paula's expertise has led to hundreds of appearances on national and international television including:

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