alpha-hydroxy acid


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alpha-hydroxy acid

(ăl′fə-hī-drŏk′sē)
n. Abbr. AHA
Any of various acids, such as citric acid or glycolic acid, that contain a hydroxyl group adjacent to the carboxyl group and are often used in exfoliants and other cosmetics.

alpha-hydroxy acid

Abbreviation: AHA
Any of a class of water-soluble acids derived from fruit or milk, having a hydroxyl moiety in the first position in the molecule. AHAs are used in chemical peels and other skin care products to remove the outer layer of the epidermis. This chemical exfoliation is promoted for its cosmetic effects on wrinkled or sun-damaged skin.
See also: acid
References in periodicals archive ?
that, while not containing any alpha-hydroxy acids, is formulated with pycnogenol as well as vitamin E and superoxide dismutase.
Alpha-hydroxy acids (AHAs): Synthetic versions of acids derived from sugar-containing fruits that remove the upper layer of old, dead skin and stimulate the growth of smooth, evenly pigmented new skin.
Tomatoes also have alpha-hydroxy acids, such as glycolic acid, that helps to clear pores and remove dead skin cells.
The truth is that while alpha-hydroxy acids were probably the first major new development in anti-ageing, they are now the most controversial.
With its unique combination of alpha-hydroxy acids and three essential ceramides, AmLactin Cerapeutic provides fast-acting, long-lasting relief from dryness while healing and replenishing skin.
Whether a product costs $9 or $99, according to the doctor, there are three key ingredients to consider: vitamin C (also known as L-ascorbic acid), alpha-hydroxy acids (also known as AHAs, fruit acids and glycolic acid), and retinoids or retinol-like compounds (tretinoin, retinol).
Rick and Arlene Noodleman, the husband and wife team specializing in anti-aging dermatology and preventive medicine, respectively, Revercel(R) skin care takes a dual approach to prevent and treat the signs of aging through an artful combination of proven cosmeceutical ingredients, including peptides, retinols, alpha-hydroxy acids, botanicals and antioxidants.
has introduced AmLactin Cerapeutic Restoring Body Lotion, formulated with alpha-hydroxy acids and essential ceramides.
These days, fruit or alpha-hydroxy acids (AHAs) do the job that Buff-Puff used to, by dissolving the glue-like substance that sticks surface cells together so that they lift off easily when you cleanse.
Featuring proprietary formula Berridroxies, a unique extraction of European berries that performs the work of alpha-hydroxy acids without the usual accompanying irritation, the products have proven safe for all skin types.
The new lotion joins an impressive list of AmLactin Alpha-Hydroxy Skin Care products, such as AmLactin Moisturizing Body Lotion, AmLactin Ultra Hydrating Body Cream and AmLactin Foot Cream, which all include alpha-hydroxy acids effective at exfoliating and hydrating the skin.
This study shows the exciting possibilities for use of Canadian Willowherb extracts in after-sun products, after-shave products, baby products, and products containing Alpha-Hydroxy Acids (AHA).