Glycolic Acid Benefits: How To Use It, and Who It's For

Key Takeaways:

  • Glycolic acid is the most researched alpha hydroxy acid (AHA), helping improve skin texture, radiance, pore appearance, and visible signs of skin aging.

  • Marini SkinSolutions ® has results-driven glycolic acid solutions, from daily resurfacing with the Bioglycolic® Face Cleanser to multi-acid correction with the Bioclear® Face Lotion.

  • With consistent use and daily SPF, glycolic acid can support smoother, brighter-looking skin while promoting long-term, healthier-looking skin and a more luminous complexion.

As the smallest alpha hydroxy acid (AHA), glycolic acid penetrates the skin's surface to exfoliate and support healthy cell turnover. Research has shown that glycolic acid can improve the appearance of uneven texture, fine lines, enlarged-looking pores, dullness, and congestion.


At Marini SkinSolutions ® , our glycolic acid formulations provide effective, research-driven results.

What Does Glycolic Acid Do?

Glycolic acid works by loosening the bonds that hold dead skin cells to the skin's surface. Rather than physically scrubbing the skin, it helps accelerate the natural shedding process, revealing fresher, smoother-looking skin underneath.


This increase in cell turnover can help improve:

  • Skin texture

  • Uneven tone

  • Dullness

  • Pore congestion

  • Post-acne marks

Research has also shown that glycolic acid can support collagen production , contributing to improvements in the appearance of fine lines and skin firmness over time.


Another benefit of glycolic acid is hydration support . Glycolic acid has been shown to encourage the skin's natural production of hyaluronic acid, helping maintain moisture balance despite its exfoliating action.


Because exfoliated skin is more vulnerable to UV exposure, daily broad-spectrum SPF remains essential when using glycolic acid products.

How To Use Glycolic Acid

The best way to incorporate glycolic acid in your skin care routine is with Marini SkinSolutions ® ' comprehensive formulas with innovative technology to drive visible results.

Bioglycolic® Face Cleanser

Experience the benefits of glycolic acid with Marini SkinSolutions ® ' top-rated daily resurfacing cleanser. Bioglycolic® Face Cleanser combines glycolic acid with sorbitol, a humectant that helps keep skin feeling soft and comfortable while cleansing. This non-foaming formula gently resurfaces the skin while lifting away impurities and helping clear pores, and with consistent use, it can improve the appearance of skin texture and radiance.


Bioglycolic® Face Cleanser has received multiple industry recognitions, including the 2025 NewBeauty™ Reader's Choice Favorite Exfoliating Cleanser Award and the 2025 Skin Anarchy Beauty Award for Best Cleanser.


For extremely oily or problem-prone skin, opt for our Bioglycolic® Oily Skin Cleansing Gel .

Bioclear® Face Lotion

While Bioglycolic® Face Cleanser focuses on daily resurfacing, Bioclear® Face Lotion serves as a targeted and comprehensive blend of powerful acids that provide a broad range of benefits for dramatically smoother, clearer, and more luminous-looking skin.


The formula combines three research-backed acids:

  • Glycolic acid for exfoliation and visible skin rejuvenation

  • Salicylic acid to help reduce pore congestion

  • Azelaic acid to help improve the appearance of redness, discoloration, and blemishes

Glycolic, salicylic, and azelaic acids work together to reduce the appearance of fine lines, clear pores, decrease blemishes and redness, and brighten skin, for a smoother, clearer, more luminous complexion.


Because the formula combines multiple active acids, acclimation is important. Most users should begin with once-daily use and gradually increase to morning and evening application as tolerated.


Those with drier skin may prefer our Bioclear® Face Cream , which delivers similar benefits in a thicker cream for dry or very dry skin types.

BodyTX AHA Body Lotion

Glycolic acid benefits aren't limited to the face.


Our BodyTX™ AHA Body Lotion combines AHAs and PHAs with an advanced hydration complex to exfoliate and rejuvenate the appearance of skin on the body. Regular use can help improve texture while supporting smoother, healthier-looking skin.

Who Is Glycolic Acid Right For?

One reason glycolic acid remains a professional skin care staple is its broad compatibility. Most skin types can benefit from glycolic acid, including normal, dry, combination, oily, and acne-prone skin. It’s particularly useful for those dealing with dullness, rough texture, enlarged-looking pores, post-acne marks, and visible signs of aging.


For active or persistent acne concerns, formulas that combine glycolic acid with salicylic acid and azelaic acid, such as Bioclear® Face Lotion, may provide more comprehensive support.

Supporting Your Skin With Glycolic Acid

Glycolic acid remains one of the most researched and trusted ingredients in professional skin care because of its ability to improve texture, radiance, and visible skin rejuvenation across a wide range of concerns.


Whether you're looking for daily resurfacing with Bioglycolic® Face Cleanser or multi-acid correction with Bioclear® Face Lotion, Marini SkinSolutions ® offers clinically backed solutions designed to support healthier-looking skin and a more luminous complexion.

FAQs

What are the main benefits of glycolic acid for skin?

Glycolic acid is an alpha-hydroxy acid (AHA) that has been shown to accelerate skin cell turnover by loosening the bonds between dead skin cells at the surface. With regular use, it can improve the appearance of skin texture, fine lines, uneven skin tone, enlarged pores, and dullness. At effective concentrations, it has also been shown to support collagen production, making it one of the most multi-functional AHA ingredients used in professional skin care.

Is glycolic acid safe for sensitive skin?

Most sensitive skin types tolerate glycolic acid well when the formula is designed with cosmetic elegance in mind, meaning it is non-irritating, with appropriate pH and supporting ingredients. The Marini SkinSolutions ® Bioglycolic® Face Cleanser is specifically formulated to be non-irritating and is suitable for all skin types, including sensitive skin. The exception is very sensitive skin or rosacea-prone skin, which may respond better to a milder AHA, such as lactic acid or a PHA.

Can glycolic acid help with breakouts?

Glycolic acid can help improve the appearance of blemishes and post-acne discoloration by supporting cell turnover and clearing surface congestion. Marini SkinSolutions ® Bioclear® Face Lotion uses a triple-acid combination for broader skin concern coverage.

How often should I use glycolic acid?

It depends on the formula. The Marini SkinSolutions ® Bioglycolic® Face Cleanser is designed for daily use AM and PM. Its non-foaming, hydrating formula is appropriate for twice-daily cleansing from the start. The Bioclear® Face Lotion, which combines glycolic, salicylic, and azelaic acids in a treatment step, should be introduced gradually: once daily for the first week, then twice daily as tolerated. Daily broad-spectrum SPF is recommended when using any glycolic acid formula, as exfoliated skin is more sensitive to UV exposure.

What's the difference between Bioglycolic® Face Cleanser and Bioclear® Face Lotion?

Both are Marini SkinSolutions ® glycolic acid formulas, but they serve different routine positions and skin types. The Bioglycolic® Face Cleanser is a Step 1 daily resurfacing cleanser suitable for all skin types; it cleanses, exfoliates, and preps skin to absorb subsequent actives. The Bioclear® Face Lotion is a Step 3 treatment for normal/combination and oily or acne-prone skin. It adds salicylic acid (pore-penetrating) and azelaic acid (anti-inflammatory and brightening) to the glycolic acid base for broader multi-concern coverage.

Do I need SPF when using glycolic acid?

Yes. This applies to any glycolic acid formula. Glycolic acid accelerates cell turnover, which leaves the newly revealed skin cells more sensitive to UV radiation. Daily broad-spectrum SPF 30 or higher applied every morning is recommended when glycolic acid is part of your routine. This is stated in the Bioclear® Face Lotion product directions. The Marini SkinSolutions ® Antioxidant Daily Face Protectant SPF 33 is formulated for daily use and pairs naturally with glycolic acid products as the final AM step.


Sources:


Glycolic acid adjusted to pH 4 stimulates collagen production and epidermal renewal without affecting levels of proinflammatory TNF‐alpha in human skin explants - PMC


Glycolic acid treatment increases type I collagen mRNA and hyaluronic acid content of human skin - PubMed


The multiple uses of azelaic acid in dermatology: mechanism of action, preparations, and potential therapeutic applications - PMC


Salicylic Acid: Uses, Brands & Interactions

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