What does glycolic acid do for your face?

Author: Prof. Abagail Keeling  |  Last update: Friday, December 26, 2025

Alpha hydroxy acids like glycolic acid work by removing the top layers of dead skin cells. Glycolic acid also seems to help reverse sun damage to the skin. People use glycolic acid for acne, aging skin, dark skin patches on the face, and acne scars.

Is it good to use glycolic acid everyday?

For any leave on glycolic acid based products, I would not recommend using the product daily as you run the risk of damaging your skin barrier by over exfoliating. For most people using glycolic acid up to a maximum of 4 times a week is more than enough.

What are the benefits of glycolic acid on the face?

Evidence notes that formulations containing glycolic acid can help to reduce acne, improve skin texture, and prevent comedonal acne. Additionally, its exfoliating properties may help to unclog pores and reduce the appearance of acne scars.

What are the disadvantages of glycolic acid on the face?

Common side effects of Glycolic Acid include dry skin, erythema (skin redness), burning sensation, itching, skin irritation, and skin rash. Glycolic Acid can make the skin more sensitive in the sunlight, hence always use sunscreen and protective clothing before you step outdoors.

Does glycolic acid lighten the skin?

Yes. Glycolic acid, together with lactic, citric & mandelic acids can lighten skin by one to two shades. This AHA group of acids act as chemical exfoliants and remove excess pigment in the upper layers of skin.

Why I No Longer Use GLYCOLIC ACID - Glycolic Acid Explored

Which is better for dark spots, vitamin C or glycolic acid?

The skincare industry's spotlight often flits between Glycolic Acid and Vitamin C, both known for their brightening properties. However, numerous clinical studies and dermatologist testimonials suggest that Glycolic Acid might be the more effective skin-brightening ingredient.

How to know if glycolic acid is working?

Signs that glycolic acid is working include smoother skin texture, fewer breakouts, and a more even skin tone. Some people may also notice a light tingling sensation on application, which is normal.

What not to mix with glycolic acid?

What NOT to mix with Glycolic Acid. Retinol, other AHAs/BHAs, Vitamin C: Using these ingredients alongside Glycolic Acid in the same routine could irritate the skin. However, alternating them between your morning and evening skincare routine means that you can enjoy the benefits without the risk of damaging your skin.

How long does it take for glycolic acid to work?

How Long Does It Take For Glycolic Acid To Work? It can vary. Some products will give you results almost instantly or overnight however, most products will take a few uses to really see the true results. After about a month, you should notice clearer skin as glycolic acid works to keep skin clean and decongested.

Can you use glycolic acid under eyes?

Glycolic Acid is your go-to for an eye cream, gentle yet effective to demolish dark circles.

Can I leave glycolic acid on overnight?

Glycolic acid can be used on the face and let it absorbed into the skin by leaving it on all night. Rinse off with water the next day.

Will glycolic acid remove dark spots?

Glycolic acid is highly effective in reducing dark spots and treating hyperpigmentation. It works by promoting the shedding of pigmented cells and encouraging the growth of new, evenly pigmented skin cells. This process helps to lighten dark spots and improve the uniformity of the skin's tone.

Can I use glycolic acid under my arms?

Glycolic acid 6% cream can be used on alternate nights. This causes gentle exfoliation and reduces darkening and thickening of skin in underarms.

What pairs with glycolic acid?

Apply vitamin C in the morning and glycolic acid at night. Glycolic acid and hyaluronic acid: Since hyaluronic acid loads up skin with moisture, it makes for an excellent pairing with glycolic acid. Look for a product that combines both for easiest application, though you can also layer serums.

Can I use 7% glycolic acid every day?

Can I use glycolic acid everyday? Short answer: yes, Glycolic Acid can benefit your skin, but the key is finding the right strength that your skin can tolerate. As dermatologist Dr. Bottiglione explains, irritation or redness may occur initially, but there is no need to worry as permanent scars are uncommon.

Is 10% glycolic acid too much?

Concentrations of greater than 10% glycolic acid should only be used while under the care of a dermatologist. Using high concentration products inappropriately can cause serious skin reactions.

Does glycolic acid tighten skin?

If you want to smooth fine lines and wrinkles and tighten saggy skin, glycolic acid is a superhero in doing just that. Glycolic acid works as an antiaging product by regenerating collagen production. Younger skin is super rich in collagen, whereas it's the opposite of aging skin.

What are the side effects of glycolic acid?

Possible side effects

Although glycolic acid is considered safe to be safe for use, some people, especially those with more sensitive skin, may experience redness, burning, sensitivity to light, burning and scarring with use.

Does glycolic acid lighten the pubic area?

Depending on the strength of the acid and how deep in the skin the peel can act, there are three types of chemical peels: light, medium, and deep peels. For lightening the intimate area, the peels usually applied are glycolic acid, citric acid, and kojic acid.

Which is better retinol or glycolic acid?

Clinically speaking, retinol lacks the penetrative strength of Retin-A and glycolic acid, as it remains inactive and fails to reach beyond the superficial layer of the skin. Conversely, glycolic acid has the ability to deeply penetrate the skin, breaking down the "glue" that holds together dead and dull skin cells.

What cancels out glycolic acid?

Glycolic acid and niacinamide.

Indeed, niacinamide used with AHA's like glycolic acid and lactic acid has no effect and can even cause redness. Since niacinamide has a pH of about 5-7, it can actually increase the lower pH of glycolic acid, which is about 3-4, and negate its properties.

Can I use hyaluronic acid and glycolic acid together?

Having said this, if you have a skin type that feels tight and sensitive, you can try applying hyaluronic acid first and follow it up with glycolic acid. Doing so will ensure that your skin is fully moisturised and able to absorb all other formulations, resulting in a healthy complexion.

Do you apply glycolic acid on wet or dry skin?

As part of the Treat step, the Glycolic Acid 7% Exfoliating Toner would be applied after cleansing to dry skin. We would recommend using a gentle cleanser without any strong actives such as our Glucoside Foaming Cleanser.

What does glycolic acid do to hair?

It Can Reduce Breakage

Many people experience hair breakage, making it difficult to grow the hair thick and long. Glycolic acid can nourish and hydrate the hair, which, in turn, prevents tangling, making it easier to style the hair without it breaking off.

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