Spotlight on Chemical Exfoliants: How AHAs and BHA Work

In Health
by David Leach
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In the ever-evolving world of skincare, the spotlight has increasingly turned toward chemical exfoliants as effective solutions for achieving smoother, clearer, and more radiant skin. Specifically, Alpha Hydroxy Acids (AHAs) and Beta Hydroxy Acids (BHAs) have been in trend in the skin care industry as they are used in the majority of exfoliating face wash in the market. Read this blog till the end to explore the benefits of AHA and BHA and their work.

Understanding AHAs and BHAs

1. AHAs (Alpha Hydroxy Acids):

  • Common types: Glycolic acid (derived from sugar cane), Lactic acid (found in sour milk and yogurt), and Citric acid (from citrus fruits).
  • Benefits: AHAs are water-soluble acids known for their exfoliating properties, helping to slough off dead skin cells, promote cell turnover, and address concerns like fine lines, hyperpigmentation, and uneven texture.

2. BHAs (Beta Hydroxy Acids):

  • Common type: Salicylic acid (derived from willow bark).
  • Benefits: BHAs are oil-soluble acids with the ability to penetrate into pores, making them effective for treating acne and addressing issues related to oily or combination skin. They work by exfoliating within the pore lining, preventing clogs and breakouts.

How AHAs Work?

AHAs primarily function as exfoliants by targeting the outer layer of the skin, the epidermis. Here’s how they work:

1. Surface Exfoliation:

  • AHAs dissolve the bonds between dead skin cells on the skin’s surface, encouraging their shedding. This improves skin texture and reduces the appearance of fine lines.

2. Stimulation of Collagen Production:

  • By promoting cell turnover, AHAs stimulate the production of collagen, a protein responsible for maintaining the skin’s firmness and elasticity. This contributes to a more youthful and plump complexion.

3. Hyperpigmentation Treatment:

  • AHAs can help fade dark spots and hyperpigmentation by encouraging the shedding of pigmented skin cells, revealing fresher, more even-toned skin.

How BHAs Work?

BHAs, on the other hand, work on a deeper level, penetrating into the skin’s pores to address issues related to acne and oiliness:

1. Deep Exfoliation within Pores:

  • Salicylic acid, the most common BHA, is oil-soluble, allowing it to penetrate sebum and exfoliate within the pore lining. Salicylic acid can help treat acne, blackheads, and blemishes.

2. Anti-Inflammatory Properties:

  • BHAs have anti-inflammatory properties, making them suitable for calming redness and irritation associated with acne and sensitive skin conditions.

3. Oil Regulation:

  • BHAs help regulate oil production, making them beneficial for individuals with oily or combination skin. It helps to prevent excess oil production too.

Wrap-up

AHAs and BHAs are powerful ingredients used in a wide range of skincare, but they may react differently depending on the skin type. However, you must understand how these chemical exfoliants work for your skin and make choices accordingly. Include AHAs and BHAs to transform your complexion and achieve smoother, clearer, and more vibrant skin.