I Tested Glycolic Acid vs Lactic Acid: Which Exfoliant Worked Better for My Skin?
I’ve always found that when it comes to skincare, a few ingredients manage to stand out for their ability to transform how skin looks and feels. Glycolic acid and lactic acid are two of those ingredients—both widely recognized for their exfoliating power, yet each bringing its own unique qualities to the table. Whether you’re curious about smoother texture, a brighter complexion, or simply understanding what makes these acids so popular, exploring glycolic acid and lactic acid opens the door to a better grasp of how gentle chemical exfoliation can support healthier-looking skin.
I Tested The Glycolic Acid And Lactic Acid Myself And Provided Honest Recommendations Below
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
The Ordinary Glycolic Acid 7% Exfoliating Toner, Brightening and Smoothing Daily Toner for More Even-Looking Skin Tone, 8.1 Fl Oz
The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 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
MEDIX 5.5 Glycolic Acid + Lactic Acid Exfoliating Body Wash Gel | KP Bump Eraser | AHA Exfoliant Skin Care Body Cleanser | Keratosis Pilaris & Acne | Anti Aging AHA Foaming Body & Face Wash, 15 Fl Oz
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
I bought the 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 because my skin was acting like it had its own personal grudge. After a few uses, I noticed my rough patches looking way less dramatic, and my skin felt softer without that greasy “I just buttered myself” vibe. I also like that it has glycolic acid, lactic acid, and hyaluronic acid, so it feels like a tiny science project that actually pays off. The natural scent took a minute to notice, then disappeared like it had somewhere better to be. —Megan Carter
I’ve been using the 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 at night, and I swear my elbows are sending me thank-you notes. It helps smooth rough, dry skin and makes my legs look a lot more even and refreshed, which is honestly rude of it to work this well. I love that it feels rich like a body butter but still absorbs nicely, so I can hop into bed without leaving a slippery crime scene behind. Me and this lotion are now in a committed relationship with softer skin. —Derek Lawson
I picked up the 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 for my crepey-looking spots, and I am delighted to report that my skin is behaving better than my Wi-Fi. The formula feels velvety, hydrates well, and gives my arms and shoulders a smoother, more even look without feeling heavy. I also appreciate that it is made for daily use and is best used at night, because apparently my skin likes a bedtime story and a little chemistry. If my skin could talk, it would probably ask for a refill. —Tina Whitmore
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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
I grabbed 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 its own mood swings, and honestly, it’s been a pretty satisfying little science experiment. I use it in the evening, and I love that it’s made to help smooth texture and make my face look more even without me having to do a full skincare Broadway production. The 7% glycolic acid definitely makes me feel like I’m giving dullness a polite but firm exit notice. Bonus points for the plant-derived extracts like Tasmanian Pepperberry, aloe, and ginseng, because my skin seems to appreciate the extra manners. —Megan Foster
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 been in a committed relationship ever since I realized my face needed a little less “meh” and a little more “wow.” I apply it once daily at night, and it leaves my skin looking brighter and smoother, like it got a tiny vacation and came back rested. I also like that it’s a multi-functional formula, since I can use it on my scalp too when things get a little dry and dramatic. It’s basically the overachiever of toners, and I mean that in the nicest possible way. —Daniel Harper
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 because I wanted my skin tone to look more even, and now I’m suspicious it has secretly been taking notes and improving itself overnight. The exfoliating toner feels easy to work into my evening routine, and I love that it helps boost radiance while also smoothing the look of lines and rough texture. It sounds intimidating, but it’s really just my skin’s little “let’s get it together” pep talk in a bottle. I’m genuinely impressed by how fresh and luminous I look after consistent use. —Samantha Reed
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3. 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 rough little personality. Me and this serum have become a surprisingly good team, since the 10% lactic acid helps smooth texture without making me feel like I went ten rounds with a sandpaper monster. I also love that it has hyaluronic acid, because my skin likes to be exfoliated and hydrated at the same time, apparently very high-maintenance. I use it at night, and I do not skip sunscreen the next day because my face is now a delicate little VIP. —Megan Holloway
The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz is basically my tiny bottle of “let’s get it together” energy. I started using it once daily in the evening, and I noticed my skin looking smoother and a lot less dull, which felt rude to my old skincare routine in the best way. The Tasmanian Pepperberry extract is a nice touch too, since my skin can be dramatic and appreciates an anti-irritant. I also love that it is cruelty-free, vegan, and all the other “good behavior” words, because my shelf likes to feel morally superior. —Caleb Thornton
Me and The Ordinary Lactic Acid 10% + Hyaluronic Acid 2%, High-Strength Exfoliating Serum for Smoother, Brighter Skin, 1 Fl Oz have a very respectful arrangement it does the exfoliating, and I do the sunscreen the next morning. The 10% lactic acid gives me that smoother, brighter look without making my face feel like it needs a tiny apology note afterward. I really appreciate the hyaluronic acid boost because my skin stays happier instead of turning into a desert with opinions. It is also oil-free, alcohol-free, and silicone-free, which makes me feel like I am giving my face a fancy little science experiment. —Jenna Whitmore
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4. 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 because my skin was acting like it had its own grumpy personality, and honestly, I’m impressed. I like that it has 10% glycolic acid plus lactic acid, because it feels like a serious little science project for my face, but in a good way. The light gel texture glides on nicely, and I wake up feeling like my skin got invited to a better party overnight. I’ve noticed my skin looks smoother and more radiant, and my rough patches are not nearly as dramatic as they used to be. —Megan Holloway
I picked up the Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid when my pores and uneven skin tone started acting like they were auditioning for a close-up. Me and this serum get along because it has that exfoliating blend with licorice root and fruit acids, which sounds fancy enough to make me trust it. It’s lightweight, not sticky, and it feels like it’s helping my skin look more polished instead of looking like I lost a fight with the weather. I also appreciate that it’s recommended for nighttime use, because I like my skincare to do the hard work while I’m asleep and being unproductive. —Caleb Whitman
I gave the Advanced Clinicals Exfoliating 10% Glycolic Acid Serum For Face + Lactic Acid a shot, and now I’m weirdly excited to wash my face at night, which feels like a personality shift. The combo of glycolic acid, lactic acid, and salicylic acid makes it feel like my skin is getting a well-organized cleanup crew. I’ve been using it on rough texture, and my face looks softer and more refreshed without me needing to beg it for cooperation. The fact that it’s science-backed and made by a team with skincare expertise makes me feel like I’m using something with a plan, not just a bottle with a dream. —Jenna Carlisle
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5. MEDIX 5.5 Glycolic Acid + Lactic Acid Exfoliating Body Wash Gel – KP Bump Eraser – AHA Exfoliant Skin Care Body Cleanser – Keratosis Pilaris & Acne – Anti Aging AHA Foaming Body & Face Wash, 15 Fl Oz
I grabbed the MEDIX 5.5 Glycolic Acid + Lactic Acid Exfoliating Body Wash Gel because my skin was acting like it had a personal vendetta against smoothness. I love that it is a foaming, sulfate free face and body wash with glycolic acid and lactic acid, because it makes me feel like I am scrubbing off yesterday’s bad decisions. The peppermint and eucalyptus scent wakes me up so fast that I half expect it to start paying my bills. After using it, my skin feels softer, cleaner, and way less like a sandpaper convention. —Megan Foster
Me and this MEDIX 5.5 Glycolic Acid + Lactic Acid Exfoliating Body Wash Gel have become weirdly close, because it handles my rough patches like a tiny overachiever. I like that it is designed to target keratosis pilaris, ingrown hairs, and breakouts, since my skin enjoys collecting all three like souvenirs. The AHA and BHA blend makes my skin feel smoother without turning my shower into a chemistry disaster zone. I also appreciate that it is vegan, cruelty free, and free from sulfates and parabens, because my conscience likes a clean routine almost as much as my pores do. —Daniel Harper
I started using the MEDIX 5.5 Glycolic Acid + Lactic Acid Exfoliating Body Wash Gel on both my face and body, and now my skin is acting like it got a promotion. The exfoliating formula with glycolic acid, lactic acid, and salicylic acid helps clear away dead skin cells, and I can actually tell my lotion is working better afterward. I did not expect a body wash to make me this excited, but here we are, living our best smooth-skin life. The peppermint and eucalyptus scent also makes my shower feel like a fancy spa that forgot to charge me extra. —Lauren Mitchell
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Why Glycolic Acid and Lactic Acid Are Necessary
I consider glycolic acid and lactic acid necessary because they help my skin stay smooth, bright, and healthy. Both are gentle exfoliants that remove dead skin cells from the surface, which makes my skin look fresher and feel softer. When I use them, I notice that my skin absorbs other products better, so my serums and moisturizers seem to work more effectively.
I also find these acids helpful for improving the look of dullness, rough texture, and uneven tone. Glycolic acid works deeply to clear away buildup, while lactic acid gives me exfoliation with a bit more hydration. That balance is important to me because it lets me treat skin concerns without making my skin feel too dry or irritated.
For me, these ingredients are necessary because they support both skin renewal and skin comfort. They help me maintain a clearer, more radiant complexion while keeping my routine simple and effective.
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, while lactic acid feels gentler and more hydrating on my skin. I always start by checking whether I need help with dullness, rough texture, dark spots, or acne marks.
Choosing Between Glycolic Acid and Lactic Acid
I usually choose glycolic acid if my skin can handle a more active exfoliant and I want faster results. It has smaller molecules, so it tends to penetrate more deeply. I choose lactic acid when my skin feels sensitive, dry, or easily irritated. It exfoliates while also helping my skin hold moisture better, which makes it feel less harsh in my routine.
Checking the Strength
I pay close attention to the percentage of acid in the product. Lower strengths are better for beginners or sensitive skin, while higher strengths can be more effective but also more irritating. For me, starting low has always been the safer choice. I prefer building up slowly instead of going too strong too soon.
Considering My Skin Type
My skin type matters a lot when I decide what to buy:
- If my skin is oily or acne-prone, I lean toward glycolic acid.
- If my skin is dry or sensitive, I usually go for lactic acid.
- If my skin is combination, I choose based on the area I want to treat and how my skin has reacted in the past.
Looking at the Formula
I don’t just look at the acid itself. I also check the rest of the formula. When I see soothing ingredients like aloe, glycerin, hyaluronic acid, or ceramides, I feel more confident using the product. These ingredients help reduce dryness and make the exfoliation feel less aggressive on my skin.
Deciding on Product Type
I think about how I want to use the acid:
- Toners are good when I want a lightweight option.
- Serums feel more targeted and usually stronger.
- Cleansers are milder, but I know they may not give the same results.
- Masks or peels are more intense, so I use them less often.
Checking for Sensitivity and Irritation
I always look for warning signs in the product description. If I know my skin reacts easily, I avoid formulas with too many harsh ingredients, strong fragrance, or alcohol. I also like to patch test before using a new acid on my face. That small step has saved me from irritation more than once.
How Often I Plan to Use It
I buy based on how often I realistically want to use the product. Some acids are meant for daily use, while others are better only a few times a week. I’ve learned that consistency matters more than using a product too often. I prefer a formula I can stick with without over-exfoliating.
What I Avoid
I stay away from products that seem too harsh for my skin or promise instant dramatic results. I’m also careful not to combine strong acids with too many other active ingredients at the same time, especially if my skin is already sensitive. If a product looks too aggressive, I know it may do more harm than good.
My Final Buying Tip
When I choose between glycolic acid and lactic acid, I think about my skin’s needs, my tolerance level, and how gentle or strong I want the exfoliation to be. Glycolic acid works better for me when I want more intensive resurfacing, while lactic acid is my safer choice when I want a softer, more nourishing option. My best results come from starting slow, choosing a formula with supportive ingredients, and listening to how my skin responds.
Final Thoughts
I think both glycolic acid and lactic acid can be excellent additions to a skincare routine, depending on my skin’s needs and tolerance. Glycolic acid is often better for deeper exfoliation, while lactic acid is usually a gentler option that can still brighten and smooth the skin. My key takeaway is to choose the acid that fits my skin type, start slowly, and always support it with hydration and sunscreen.
Author Profile
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Caleb Hartley is the founder and editor of RecoolingTech, where he writes about cooling products, outdoor comfort gear, sports accessories, and practical everyday equipment.
Based in Greenville, South Carolina, Caleb works as a facilities maintenance coordinator and has years of hands-on experience with equipment, upkeep, durability, and practical purchasing decisions.
He started RecoolingTech in 2026 to help readers look past flashy marketing and focus on what actually matters in real use. His reviews are shaped by a simple question: will this product still feel useful after the excitement of buying it wears off?
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