Overview

The Open Formula Glycolic Acid 20% Peel Serum is a potent exfoliating serum designed to refresh and renew the skin. This formula combines the power of 20% glycolic acid to help reduce the appearance of dark spots, uneven skin tone, and dullness. Ideal for anyone looking to brighten their complexion, this exfoliating serum is vegan, cruelty-free, and free from parabens and silicones. Users can expect smoother, clearer skin with regular use. If you're searching for a safe, effective solution for achieving a glowing, even skin tone, this peel serum might be your new go-to.

Key Ingredients & Benefits

The key active ingredient in this exfoliating serum is the 20% glycolic acid, a highly effective alpha hydroxy acid (AHA) known for its ability to slough off dead skin cells and promote cellular turnover. This helps to fade dark spots, even out skin tone, and brighten the complexion. The formula is gentle enough for daily use, and it's suitable for all skin types, particularly oily and acne-prone skin. Additionally, it’s free from parabens and silicones, making it a safer choice for those with sensitive or reactive skin.

Best For

This exfoliating serum is best suited for individuals dealing with uneven skin tone, dark spots, or hyperpigmentation. Those seeking a reliable chemical exfoliator will find this product especially beneficial, as it helps to smooth and brighten the skin over time. It's also an excellent option for people with oily or acne-prone skin, thanks to its ability to gently remove excess oils and clear pores. Whether you have sensitive skin or a more resilient complexion, this serum can provide the exfoliation you need without harsh side effects.

User Feedback

Users report a generally positive experience with this peel serum. Many have noticed smoother, brighter skin with regular use, and appreciate its gentle exfoliation without causing irritation. A significant number of reviewers have mentioned improvements in the appearance of dark spots and overall skin texture. Some users have even found it helpful in reducing acne scarring. However, a few users did mention that the serum can cause mild tingling initially, which is common with glycolic acid products. Overall, it's well-received for its effectiveness in brightening and rejuvenating the skin.

Pros

  • Many users report smoother, brighter skin after regular use.
  • Helps fade dark spots and improve skin texture with consistent use.
  • Gentle exfoliation without causing irritation or redness, even for sensitive skin.
  • Effective for acne-prone skin, reducing breakouts and minimizing pores.
  • Leaves skin looking more even and refreshed, with a noticeable glow.
  • Vegan, cruelty-free, and free from parabens and silicones, making it suitable for ethical buyers.

Cons

  • May cause dryness or tightness for users with dry skin or those new to exfoliation.
  • Some users find the 20% glycolic acid concentration too strong, leading to irritation.
  • Results take time, and some buyers expected faster visible changes in dark spots.
  • Not moisturizing enough for users seeking a deeply hydrating serum.
  • Can feel a bit tingly or stingy upon application, particularly on freshly exfoliated skin.
  • Not ideal for users who prefer a heavily scented or fragrance-infused product.

Ratings

After analyzing verified user reviews worldwide across multiple platforms and languages, we’ve compiled the feedback for the Open Formula Glycolic Acid 20% Peel Serum. The ratings reflect a balance of strengths and pain points from a diverse range of authentic, high-quality customer experiences. Spam, bot-generated, incentivized, and duplicate reviews were filtered out, ensuring that only genuine user insights influenced the results. Users have highlighted both the impressive effectiveness and a few minor concerns, particularly around initial sensitivity for some skin types. Below, we’ve summarized the key rating categories based on global feedback, focusing on the most relevant aspects of this exfoliating serum.

Effectiveness for Dark Spots
87%
Many users report noticeable improvements in dark spots and hyperpigmentation after consistent use. The brightening effect is especially appreciated, with many users noticing a more even complexion. This serum seems particularly effective for those dealing with stubborn discoloration caused by acne scars or sun damage.
Some users have noted that it takes longer than expected to see visible results, especially for deeper dark spots. A few users also mentioned needing to pair it with other treatments for significant improvements. The product may not be as effective for those with more persistent or severe hyperpigmentation.
Exfoliation Power
90%
The 20% glycolic acid concentration delivers strong exfoliation, leaving skin feeling smoother and more refined. Many users love how it effectively sloughs off dead skin cells, resulting in a fresher and brighter complexion. This powerful exfoliation is particularly appreciated by those with clogged pores or dull skin.
While many users enjoy the powerful exfoliation, a few have reported mild irritation, especially those with sensitive skin. Some felt a slight tingling or tightness during or after application, which could be uncomfortable. It's advised to use sunscreen consistently to avoid potential sun sensitivity after exfoliation.
Suitability for Sensitive Skin
78%
22%
For most users, this serum provides a gentle yet effective solution for uneven skin tone without causing redness or inflammation. Many users with oily or combination skin found it to be gentle enough for regular use while still offering visible results.
Those with very sensitive skin might find the glycolic acid too potent, leading to irritation or dryness, especially during the first few uses. Some users with more reactive skin suggested that the serum caused breakouts or an uncomfortable stinging sensation when applied.
Texture and Feel on Skin
85%
Users enjoy how lightweight and non-greasy the serum feels upon application. It absorbs quickly without leaving a sticky residue, making it suitable for daily routines. The smooth texture also ensures that it layers well with other skincare products.
A few users noted that the serum can feel slightly drying after application, especially for those with drier skin types. Some individuals mentioned that they preferred a more hydrating serum in their routine to complement the exfoliating effect.
Absorption and Finish
80%
20%
The serum absorbs quickly into the skin, leaving a smooth, matte finish. This makes it an excellent choice for layering with moisturizers or sunscreens, especially for those who prefer a non-oily finish.
Some users mentioned that the serum left their skin feeling slightly tight or dry, especially after the initial use. While the fast absorption is a benefit, it may not be moisturizing enough for individuals with very dry or dehydrated skin.
Gentle Yet Effective
88%
Many users appreciate how this product provides powerful exfoliation without being harsh on the skin. The formula delivers effective results while maintaining a level of gentleness, making it suitable for people who have used other harsher chemical exfoliants in the past.
Some users with sensitive skin reported that even though the serum claims to be gentle, they experienced redness or a slight burn after applying. A few also mentioned that it took a few weeks to see substantial changes in texture and tone.
Packaging and Dispensing
82%
18%
The pump-style packaging ensures that the product is dispensed in a controlled manner, which helps prevent overuse. Users also appreciate the clean and simple design, making it easy to use without wasting product.
A few buyers found the pump to be tricky to use when the bottle is nearly empty, leading to some wasted product. Additionally, the packaging design could be improved with a more precise dispensing system to avoid spillage.
Long-Term Results
84%
Many users reported seeing longer-lasting results after using the product consistently for a few weeks. The serum helps maintain smoother, more even skin texture, and continues to brighten the complexion with regular use.
A small number of users felt that while the serum provides short-term improvements, the long-term results were less dramatic than expected. Some individuals had to combine it with other skincare products for sustained improvements in skin clarity.
Safety and Irritation Risk
79%
21%
This serum is praised for being generally safe for most skin types, with many users reporting no major irritation after use. It is free from parabens and silicones, which is a plus for those with sensitive skin or concerns about harsh ingredients.
Some individuals with sensitive or reactive skin noted that even with its gentle formula, they experienced redness, irritation, or breakouts after initial use. Users with a tendency to have reactions to glycolic acid should proceed with caution.
Value for Money
91%
Many users agree that this product offers excellent value for the price. With its effective exfoliating properties and the visible results it provides, it is considered a solid option for anyone looking to improve their skin tone and texture without breaking the bank.
Some users felt that while the serum is effective, the price could still be considered high for the size of the bottle. Others have found similar products at lower prices, although they may not offer the same concentration of glycolic acid.
Ease of Use
86%
The serum is easy to incorporate into any skincare routine and works well with other products like moisturizers or sunscreens. Its fast absorption means it doesn't disrupt the order of other steps in a typical skincare regimen.
A few users mentioned that they needed to be cautious about the frequency of use to avoid irritation. Some also pointed out that the serum can be a bit drying if used too often, requiring additional moisturizing steps.
Scent and Fragrance
75%
25%
Many users appreciate that this serum is fragrance-free, making it an excellent choice for those who are sensitive to added scents or fragrances in their skincare products.
A small number of users reported an unpleasant, chemically smell, though it fades quickly. Some also noted that the lack of fragrance made the product feel less luxurious compared to other fragranced skincare options.

Suitable for:

The Open Formula Glycolic Acid 20% Peel Serum is ideal for users dealing with uneven skin tone, dark spots, or hyperpigmentation. Its powerful exfoliating properties, driven by 20% glycolic acid, make it a great choice for those seeking a chemical exfoliator that helps renew the skin and brighten the complexion. It works particularly well for individuals with oily, acne-prone, or combination skin who want to reduce clogged pores and smooth rough textures. Those looking for a cruelty-free, vegan product without parabens or silicones will also appreciate this serum. Regular use can lead to noticeable improvements in skin tone, texture, and overall clarity, making it a strong addition to many skincare routines.

Not suitable for:

This serum may not be the best fit for individuals with very sensitive or dry skin, as the high concentration of glycolic acid can cause irritation, redness, or dryness, especially during initial use. Users with reactive skin or those new to chemical exfoliants may find the serum too potent, leading to discomfort such as stinging or tightness. Additionally, people who are looking for a deeply hydrating product may not find this serum moisturizing enough, as its main focus is exfoliation rather than hydration. Finally, users expecting immediate or dramatic results in a short period may be disappointed, as some have found that it takes consistent use over a few weeks to see noticeable improvements.

Specifications

  • Active Ingredient: Contains 20% glycolic acid for powerful exfoliation and skin renewal.
  • Exfoliation Type: Chemical exfoliation with glycolic acid helps remove dead skin cells.
  • Skin Benefits: Targets uneven skin tone, dark spots, and dullness for a brighter complexion.
  • Skin Types: Suitable for all skin types, including oily and acne-prone skin.
  • Cruelty-Free: Vegan and cruelty-free formulation, not tested on animals.
  • Free From: Does not contain parabens, silicones, or synthetic fragrances.
  • Usage Frequency: Recommended for use 2-3 times a week, with gradual increase as skin builds tolerance.
  • Application Area: Designed for use on the face, avoiding the eye area.
  • Moisturizing Effects: Helps improve skin texture, leaving skin smoother and brighter with regular use.
  • Fragrance: Fragrance-free, suitable for those sensitive to added scents.
  • Package Size: Available in a 30 mL (1 oz) bottle.
  • Absorption: Absorbs quickly into the skin without leaving a greasy residue.
  • Best For: Ideal for users with hyperpigmentation, dark spots, or rough skin texture.
  • Storage Instructions: Store in a cool, dry place, away from direct sunlight to preserve product integrity.
  • Shelf Life: Typically lasts for 12 months after opening.
  • pH Level: Formulated with a pH optimized for effective exfoliation without irritating the skin.
  • Safety Warning: Use sunscreen during the day as glycolic acid can increase sensitivity to sunlight.

FAQ

Start with clean, dry skin. Apply a thin layer of this exfoliating serum to your face, avoiding the eye area. Use it in the evening, and follow up with a moisturizer. Begin by using it 2–3 times a week, gradually increasing as your skin builds tolerance.

Yes, this serum is formulated to be gentle on the skin. While it works well for most skin types, if you have sensitive skin, it's best to start by using it only a couple of times a week to see how your skin reacts.

It's best to avoid using this serum with other strong exfoliants, such as retinol or other acids, as this can lead to over-exfoliation and irritation. Stick to a gentle moisturizer and sunscreen during the day for best results.

Yes, the 20% glycolic acid in this product is excellent for reducing hyperpigmentation, including acne scars, and improving overall skin texture. Regular use can help fade dark spots and brighten your complexion over time.

No, this exfoliating serum is fragrance-free, making it suitable for those sensitive to scents or who prefer products without added fragrances.

For best results, use this serum at night, as glycolic acid can make your skin more sensitive to sunlight. Always apply a broad-spectrum sunscreen during the day if you use this product at night.

Most users start noticing smoother and brighter skin after a few weeks of consistent use. However, it can take up to 4-6 weeks to see significant improvements in dark spots and overall skin texture, depending on your skin type and condition.

If you experience irritation, reduce the frequency of use and switch to a hydrating moisturizer. It's essential to allow your skin time to adjust to the glycolic acid. If irritation persists, discontinue use and consult with a dermatologist.

Yes, this serum is particularly beneficial for oily and acne-prone skin. The exfoliating properties of glycolic acid help clear clogged pores and reduce excess oil, which can help improve the overall appearance of your skin.

Store this product in a cool, dry place, away from direct sunlight and heat. Make sure the cap is tightly closed after each use to preserve the serum’s potency.