Some types of AHA products are wash-off, while others require a person to leave them on the skin. People can use AHAs in a variety of ways. HA works by binding to water, keeping moisture in the skin. For example, hyaluronic acid (HA) is a humectant, and not an exfoliant.
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Other types of acid in skin care products are not exfoliants. People can also purchase products that combine AHAs and BHAs together. As with AHAs, people can use salicylic acid in a variety of ways. Salicylic acid is the most common BHA in skin care products. reduce the shedding of skin cells inside pores, reducing the chances of blockage.salicylic acid, which can also appear on ingredient lists as salicylate, sodium salicylate, or willow bark extractīHAs and AHAs have similarities, but some find BHAs more effective for oily and acne-prone skin.Beta hydroxy acids (BHAs) are a similar group of acids that also exfoliate the skin. What is the difference between AHAs and other acids?ĪHAs are one type of acid that can be useful in skin care. Reducing acneĪHAs may help some people to prevent acne by removing the dead skin cells that could block pores and cause pimples. If this is a concern, speak with a dermatologist before using an AHA. It is important to note that in darker skin, AHAs can cause dark spots and changes in skin tone. Regular use of AHA products or peels may help to treat hyperpigmentation or dark marks on the skin, such as:ĭermatologists often use AHA peels for these purposes, as they can work on deeper layers of the skin than over-the-counter (OTC) products. Reducing hyperpigmentation, melasma, and sun damage By using AHAs regularly, people may notice their skin looks plumper. These substances give the skin structure and elasticity, but they naturally decrease with age. With long-term use, AHAs may also increase collagen and elastin in the skin. This can increase the appearance of fine lines and wrinkles.ĪHAs help to remove the top layer of dead skin cells, revealing fresh new cells underneath.
Over time, and with exposure to the sun, the turnover of new skin cells slows down. As a result, they can reduce the appearance of dry skin, blemishes, and keratosis pilaris.
Improving skin textureĪcid exfoliants, such as AHAs, can remove rough or flaky skin without causing irritation. These methods of mechanical exfoliation can be harsh and cause irritation.Įxfoliation with a low-strength AHA may be more suitable for those with dry or sensitive skin. AHAs have a number of potential uses for the skin, including: Gentle exfoliationĪHAs can be a good alternative to other methods of exfoliation, such as using abrasive brushes, scrubs, or face cloths.
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