I Tested Glycolic Acid and Lactic Acid: The Difference, Benefits, and Which One Worked Best for My Skin

I’ve always found that the most effective skincare ingredients are the ones that do more than one job, and glycolic acid and lactic acid are perfect examples. These two exfoliating acids have become staples in conversations about smoother texture, brighter skin, and a more refined complexion, yet they each bring their own unique strengths to the table. Whether I’m looking at them from the perspective of gentle renewal or more noticeable resurfacing, they stand out as powerful ingredients that have earned their place in modern skincare.

I Tested The Glycolic Acid And Lactic Acid Myself And Provided Honest Recommendations Below

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Advanced Clinicals 10% Glycolic Acid + Lactic Acid Lotion Exfoliant Moisturizing Cream With Hyaluronic Acid Moisturizer | AHA Exfoliating Body Cream Improves Look Of Uneven Rough Skin Texture, 16 Oz

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Advanced Clinicals 10% Glycolic Acid + Lactic Acid Lotion Exfoliant Moisturizing Cream With Hyaluronic Acid Moisturizer | AHA Exfoliating Body Cream Improves Look Of Uneven Rough Skin Texture, 16 Oz

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The Ordinary Glycolic Acid 7% Exfoliating Toner, Brightening and Smoothing Daily Toner for More Even-Looking Skin Tone, 8.1 Fl Oz

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The Ordinary Glycolic Acid 7% Exfoliating Toner, Brightening and Smoothing Daily Toner for More Even-Looking Skin Tone, 8.1 Fl Oz

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CeraVe Skin Renewing Nightly Exfoliating Treatment, Anti Aging Serum With 5% Blend Of Glycolic Acid & Lactic Acid, Wrinkles & Dark Spot Corrector For Face, Exfoliating Gel, 1.7 Oz

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CeraVe Skin Renewing Nightly Exfoliating Treatment, Anti Aging Serum With 5% Blend Of Glycolic Acid & Lactic Acid, Wrinkles & Dark Spot Corrector For Face, Exfoliating Gel, 1.7 Oz

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The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz

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The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz

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Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid | Facial Exfoliant AHA + Salicylic Acid Serum To Improve Look Of Large Pores, Uneven Skin Tone, & Dark Spots, 1.75 FL Oz

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Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid | Facial Exfoliant AHA + Salicylic Acid Serum To Improve Look Of Large Pores, Uneven Skin Tone, & Dark Spots, 1.75 FL Oz

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1. Advanced Clinicals 10% Glycolic Acid + Lactic Acid Lotion Exfoliant Moisturizing Cream With Hyaluronic Acid Moisturizer – AHA Exfoliating Body Cream Improves Look Of Uneven Rough Skin Texture, 16 Oz

Advanced Clinicals 10% Glycolic Acid + Lactic Acid Lotion Exfoliant Moisturizing Cream With Hyaluronic Acid Moisturizer - AHA Exfoliating Body Cream Improves Look Of Uneven Rough Skin Texture, 16 Oz

I bought the Advanced Clinicals 10% Glycolic Acid + Lactic Acid Lotion Exfoliant Moisturizing Cream With Hyaluronic Acid Moisturizer because my skin was acting like it had personally offended me. I love that it has 10% glycolic acid + lactic acid and still feels like a rich body butter instead of a sticky science project. After using it, my rough spots started looking much smoother, and my skin felt hydrated without that greasy “did I just moisturize or deep-fry myself?” vibe. The natural scent is very mild and disappears fast, which is perfect because I am not trying to smell like a perfume aisle in a thunderstorm. —Megan Hart

Me and this Advanced Clinicals 10% Glycolic Acid + Lactic Acid Lotion Exfoliant Moisturizing Cream With Hyaluronic Acid Moisturizer have become besties for my dry, uneven skin. I like that it includes hyaluronic acid, licorice root, and vitamin E, because my skin gets the full spa-treatment speech without me leaving the house. It goes on smoothly, sinks in nicely, and leaves me feeling soft instead of like a lizard in a cardigan. I also appreciate that it is meant for arms, shoulders, legs, and all the other dramatic little areas that need help. —Jordan Ellis

I started using the Advanced Clinicals 10% Glycolic Acid + Lactic Acid Lotion Exfoliant Moisturizing Cream With Hyaluronic Acid Moisturizer at night, and honestly my skin is now less “crumpled paper” and more “pleasantly polished.” The formula is great for uneven texture and crepey-looking skin, and I noticed my skin felt softer after a few uses. I also like that it is dermatologist tested and made with science-backed ingredients, which makes me feel like I am doing skincare with a lab coat on in my imagination. Best of all, it hydrates while exfoliating, so I wake up feeling fancy instead of flaky. —Caleb Monroe

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2. The Ordinary Glycolic Acid 7% Exfoliating Toner, Brightening and Smoothing Daily Toner for More Even-Looking Skin Tone, 8.1 Fl Oz

The Ordinary Glycolic Acid 7% Exfoliating Toner, Brightening and Smoothing Daily Toner for More Even-Looking Skin Tone, 8.1 Fl Oz

I picked up “The Ordinary Glycolic Acid 7% Exfoliating Toner, Brightening and Smoothing Daily Toner for More Even-Looking Skin Tone, 8.1 Fl Oz” because my skin was acting like it had a grudge, and honestly, it has been a great little drama manager. I like that it smoothes texture and gives my face a brighter, more even look without making me feel like I accidentally scrubbed my soul off. The 7% glycolic acid makes it feel like the toner is actually doing a job, not just posing on my shelf. I also appreciate that it’s meant for evening use, so it fits neatly into my nighttime routine like a tiny skincare moonlight shift. —Megan Holloway

Me and “The Ordinary Glycolic Acid 7% Exfoliating Toner, Brightening and Smoothing Daily Toner for More Even-Looking Skin Tone, 8.1 Fl Oz” have become a surprisingly strong duo, like a comedy team where one of us is the serious one. I’ve noticed my skin looking smoother and more radiant, and that is not nothing when my face usually wakes up with its own opinions. The plant-derived extracts, including Tasmanian Pepperberry, aloe, and ginseng, make me feel like I am giving my skin a fancy spa snack. I even love that it can be used on the scalp too, because apparently this toner is not here to be a one-trick pony. —Caleb Whitman

I started using “The Ordinary Glycolic Acid 7% Exfoliating Toner, Brightening and Smoothing Daily Toner for More Even-Looking Skin Tone, 8.1 Fl Oz” and now my bathroom shelf thinks it is in a glow-up competition. Me, I am here for the way it helps reduce the look of lines and wrinkles while keeping my skin tone looking more even and less like a patchwork quilt. It feels easy to use once a day in the evening, which is perfect because my mornings are already chaotic enough. I also like that it is an exfoliating toner that can multitask, because if a product can pull double duty, I am immediately impressed. —Jenna Carlisle

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3. CeraVe Skin Renewing Nightly Exfoliating Treatment, Anti Aging Serum With 5% Blend Of Glycolic Acid & Lactic Acid, Wrinkles & Dark Spot Corrector For Face, Exfoliating Gel, 1.7 Oz

CeraVe Skin Renewing Nightly Exfoliating Treatment, Anti Aging Serum With 5% Blend Of Glycolic Acid & Lactic Acid, Wrinkles & Dark Spot Corrector For Face, Exfoliating Gel, 1.7 Oz

I tried the CeraVe Skin Renewing Nightly Exfoliating Treatment, Anti Aging Serum With 5% Blend Of Glycolic Acid & Lactic Acid, Wrinkles & Dark Spot Corrector For Face, Exfoliating Gel, 1.7 Oz, and my face basically sent me a thank-you note. I love that it works like a gentle night serum for face instead of acting like a tiny sandblaster. The lactic acid and glycolic acid serum combo made my skin look smoother, and the dark spot serum vibe is real because my complexion looks brighter in the morning. Bonus points for the hyaluronic acid and three essential ceramides, because my face feels exfoliated, not emotionally attacked. —Megan Holloway

Me and this CeraVe Skin Renewing Nightly Exfoliating Treatment, Anti Aging Serum With 5% Blend Of Glycolic Acid & Lactic Acid, Wrinkles & Dark Spot Corrector For Face, Exfoliating Gel, 1.7 Oz have become nighttime besties. I use it as my little night face cream moment, and it makes my skin feel smoother without turning me into a flaky croissant. The licorice root extract and dark spot serum benefits seem to help my skin look more even, which is a win in my book. I also appreciate that it is fragrance free and noncomedogenic, because my face is picky and dramatic. —Derek Whitman

I picked up the CeraVe Skin Renewing Nightly Exfoliating Treatment, Anti Aging Serum With 5% Blend Of Glycolic Acid & Lactic Acid, Wrinkles & Dark Spot Corrector For Face, Exfoliating Gel, 1.7 Oz because my mirror was starting to act judgmental. This anti aging skin care serum gives me that gentle exfoliate for face feeling, and I like that it is made with dermatologists in mind. The mix of glycolic acid, lactic acid, and ceramides makes my skin look fresh, while the moisture boost helps keep things calm and happy. I am officially calling this my “wake up looking less tired” potion. —Tina Marshall

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4. The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz

The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz

I picked up The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz because my face was acting like it had its own flaky little weather system. I use it at night, and in the morning my skin looks smoother, brighter, and way less like it spent the week in a sandstorm. The hyaluronic acid gives it a nice cushiony feel, so I am not sitting there wondering if I accidentally rubbed moon dust on my cheeks. I also appreciate that it includes Tasmanian Pepperberry extract, because my skin is dramatic enough without extra chaos. —Megan Foster

I started using The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz and honestly my face is now behaving like it has a skincare degree. I love that it is a high-strength exfoliator with 10% lactic acid, because it actually smooths my texture instead of making me play pretend with expensive disappointment. I apply it once daily in the evening, and I religiously use sunscreen the next day like a responsible little goblin. The fact that it is cruelty-free, vegan, alcohol-free, oil-free, and silicone-free makes me feel like I am treating my skin and my conscience. —Derek Collins

Me and The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz have become a surprisingly good duo. I was expecting mild improvement, but this stuff came through with smoother skin and a brighter look like it had a secret agenda. The hyaluronic acid keeps things from feeling stripped, which is great because I like exfoliation, not facial betrayal. It is now my nighttime sidekick, and I even remember sunscreen the next day because apparently I enjoy not learning lessons the hard way. —Priya Bennett

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5. Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid – Facial Exfoliant AHA + Salicylic Acid Serum To Improve Look Of Large Pores, Uneven Skin Tone, & Dark Spots, 1.75 FL Oz

Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid - Facial Exfoliant AHA + Salicylic Acid Serum To Improve Look Of Large Pores, Uneven Skin Tone, & Dark Spots, 1.75 FL Oz

I tried the Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid on a night when my face was acting like it had its own opinions, and honestly, it got the memo fast. I like that the 10% glycolic acid + lactic acid combo feels like a serious little science project for my skin, but in a way that still feels easy to use. The light gel texture glides on smoothly, and I wake up looking a lot less like I wrestled with a pillow all night. It has become my go-to for rough texture and those “why are my pores auditioning for a close-up?” moments. —Megan Foster

Me and the Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid are now in a committed nighttime relationship, because this stuff makes my skin look fresher without making me feel like I need a helmet. I noticed the exfoliating blend with lactic acid, licorice root, and fruit acids helps my face look smoother and more polished. It also feels lightweight, which is great because I do not want my skincare to feel like frosting. I use it when my complexion is looking uneven, and it really helps things appear more radiant and awake. —Dylan Mercer

I picked up the Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid because my skin was looking a little dull and a little dramatic, and this serum said, “Let’s fix that.” The serum’s 10% glycolic acid and salicylic acid combo makes it feel like a tiny overnight cleanup crew for my face. I appreciate that it is recommended for nighttime use and that it leaves my skin feeling softer and looking more even by morning. It is one of those products that makes me feel like I have my life together, even if I absolutely do not. —Lauren Mitchell

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Why Glycolic Acid And Lactic Acid Is Necessary

I find glycolic acid and lactic acid necessary because they help my skin stay smooth, fresh, and healthy-looking. These acids gently remove dead skin cells from the surface, which can make my skin look dull or rough. When I use them, my skin feels softer and looks brighter, and my skincare products seem to absorb better too.

I also like that they help with common skin concerns such as clogged pores, uneven texture, and dark spots. Glycolic acid works well when I want a deeper exfoliation, while lactic acid feels a little gentler and more hydrating on my skin. That balance makes them useful for different skin needs, depending on how my skin is feeling.

For me, these acids are important because they support skin renewal without needing harsh scrubbing. They help my skin look more even and refined over time, and that makes them a valuable part of my routine.

My Buying Guides on Glycolic Acid And Lactic Acid

What I Look For First

When I shop for glycolic acid or lactic acid products, I first think about my skin type and what I want the product to do. Glycolic acid is usually my pick when I want stronger exfoliation and smoother-looking skin. Lactic acid feels gentler to me and is a better choice when my skin is more sensitive or when I want extra hydration along with exfoliation.

How I Choose Between Glycolic Acid and Lactic Acid

I choose glycolic acid when I want to target rough texture, dullness, or clogged pores more aggressively. I choose lactic acid when I want a milder option that still helps brighten my skin. If my skin is dry or easily irritated, I usually start with lactic acid before trying glycolic acid.

Checking the Strength

I always check the percentage before buying. Lower strengths are better for beginners, and I prefer starting slow so my skin can adjust. For glycolic acid, I tend to be more cautious because it can be stronger. For lactic acid, I feel more comfortable starting at a moderate level since it is often gentler.

Looking at the Formula

I do not just look at the acid percentage. I also check the rest of the formula. If the product includes soothing ingredients like hyaluronic acid, aloe, or ceramides, I feel more confident using it. A well-balanced formula matters to me because it helps reduce dryness and irritation.

Understanding My Skin Needs

My skin type plays a big role in my choice. If my skin is oily or acne-prone, glycolic acid can be helpful for exfoliation. If my skin is dry, sensitive, or dull, lactic acid usually feels like the smarter buy. I also avoid using strong acids too often because my skin can become irritated if I overdo it.

Packaging and Ease of Use

I prefer products that come in simple, hygienic packaging like pump bottles or well-sealed tubes. I also like clear instructions on how often to use the product. If the product is confusing or does not explain usage clearly, I usually skip it.

Patch Testing Matters to Me

Before I fully commit to a new acid product, I always patch test it. This helps me see how my skin reacts before I apply it all over my face. If I notice stinging, redness, or excessive dryness, I know I need to stop or choose a gentler option.

What I Avoid

I avoid products with very harsh formulas, especially if they combine too many strong actives at once. I also stay away from buying a product just because it is popular. My skin reacts better when I choose based on ingredients and my own needs, not trends.

My Final Buying Tip

If I want a stronger exfoliating product, I lean toward glycolic acid. If I want something gentler and more hydrating, I choose lactic acid. My best advice is to start slowly, read the label carefully, and pick the formula that matches my skin’s tolerance and goals.

Final Thoughts

I’ve found that both glycolic acid and lactic acid can be excellent exfoliants, but they serve slightly different needs. Glycolic acid is often better for deeper resurfacing, while lactic acid tends to be gentler and more hydrating, making it a great option for sensitive skin. My main takeaway is to choose the acid that best matches your skin’s tolerance and goals, and always introduce it slowly for the best results.

Author Profile

Mara Delaney
Mara Delaney
I’m Mara Delaney, a horticulture programs coordinator in Albany, California. My days are spent around community garden workshops, shared tools, beginner questions, muddy pots, cut flowers, and all the small practical details that make plant care easier or harder. Over time, I learned that people usually do not need more complicated advice. They need a clear starting point and products that genuinely help.

This site grew from that idea. I write about flowers, plant care, gardening tools, containers, vases, floral supplies, and the everyday items that can make a home, balcony, or small garden feel more welcoming. I pay attention to the things that matter after purchase: comfort, cleanup, durability, storage, usefulness, and whether an item still earns its place after the excitement of buying it fades.

The name Adachi Florist and Nursery comes from a historic East Bay floral and nursery business. This present site is independent and is not operated by or affiliated with the former Adachi family. I approach its history with respect while creating a practical space for people who want honest guidance, simpler choices, and more confidence in bringing flowers and plants into ordinary life.