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AO2 Clear Oxygen Nanobubbles Skin Therapy

AO2 Clear Oxygen Nanobubbles Skin Therapy

Product Description

Product overview

Made in Various INTERNATIONAL

A revolutionary oxygen-infused skin therapy that uses patented nanobubble technology to deliver billions of pure oxygen molecules deep into your pores. With just two ultra-clean ingredients—distilled water and oxygen—this treatment kills acne-causing bacteria, reduces inflammation, and promotes healthier, clearer skin without any harsh chemicals or irritating side effects.

Only 2 Ingredients Pregnancy Safe Dermatologist Recommended Vegan & Cruelty-Free Patented Technology No Preservatives Fragrance-Free All Skin Types
Pregnancy
Yes
Fungal Acne
Yes
Comedogenic
0/5
Volume
600ml (4×150ml)
Supply
30 Days
Ingredients
2 Only
Technology
Nanobubbles
Usage
2x Daily
Real reviews · YouTube Shorts
Why it's different

Patented Nanobubble Technology

Oxygen nanobubbles are 1/1000th the size of your pores, allowing deep penetration to deliver pure oxygen where it's needed most.

01

Texture & feel

SENSORY
Consistency
Watery Liquid
Scent
Fragrance-Free
Absorption
2-3 Minutes
Finish
Fresh & Clean

Patented Nanobubble Technology

Oxygen nanobubbles are 1/1000th the size of your pores, allowing deep penetration to deliver pure oxygen where it's needed most.

Kills Acne-Causing Bacteria

Targets Cutibacterium acnes, the anaerobic bacteria that thrives in oxygen-deprived pores and causes inflammatory breakouts.

Ultra-Clean Formula

Contains only distilled water and oxygen—no preservatives, fragrances, dyes, or harsh chemicals that can irritate sensitive skin.

No Drying or Irritation

Unlike benzoyl peroxide or retinoids, this treatment won't cause dryness, redness, flaking, or sensitivity.

02

Safety & compatibility

SAFE
Pregnancy & Breastfeeding Safe

Confirmed safe for pregnant, nursing, or trying to conceive. Contains no retinoids, salicylic acid, or other pregnancy-restricted ingredients.

Fungal Acne (Malassezia) Safe

Contains no ferments, fatty acids, esters, or polysorbates that can feed Malassezia yeast.

Non-Comedogenic

Rating 0/5. Contains only water and oxygen—no pore-clogging ingredients whatsoever.

Compatible with All Treatments

Can be safely used alongside retinoids, vitamin C, AHAs, BHAs, and other actives. May actually improve tolerance of drying treatments.

Sensitive Skin Friendly

No potential for adverse reactions, irritation, or allergic response. Suitable for even the most reactive skin types.

Post-Procedure Recovery

Users report faster healing after procedures like Fraxel, chemical peels, and microneedling when using AO2 Clear.

03

Ingredient breakdown

INGREDIENTS

Distilled Water BasePure

Ultra-pure distilled water serves as the vehicle for delivering oxygen nanobubbles to the skin. Free from minerals, contaminants, and impurities that could interfere with the nanobubble suspension or irritate skin.

  • Purity: Medical-grade distilled water ensures no bacterial contamination
  • Function: Creates the perfect medium for stable nanobubble suspension

Oxygen Nanobubbles High ConcentrationPatented

Billions of microscopic oxygen-filled bubbles measuring just one-billionth of a meter—1000x smaller than skin pores. These electrically charged, stable nanobubbles penetrate deep into pores to deliver pure oxygen where acne-causing bacteria thrive.

  • Mechanism: Oxygen creates a hostile environment for anaerobic C. acnes bacteria
  • Research: Studies show topical oxygen therapy can accelerate healing and reduce inflammation
  • Stability: Patented technology keeps nanobubbles suspended and potent for weeks
  • ATP Boost: Oxygen increases cellular energy production for faster cell turnover
Unlike typical bubbles, these nanobubbles don't burst on the skin's surface—they pass through the skin barrier to deliver oxygen at depth.

2 ingredients

Water (Aqua), Oxygen

FREE FROM: Parabens, Sulfates, Fragrances, Dyes, Preservatives, Silicones, Oils, Alcohols, Formaldehyde Releasers, Phthalates, Benzoyl Peroxide, Salicylic Acid, Retinoids, Alpha Hydroxy Acids, Antibiotics, Steroids
04

Where it fits in your routine

ROUTINE
1
Cleanser
2
AO2 Clear
3
Toner
4
Serum
5
Moisturizer
6
SPF (AM)

Apply immediately after cleansing on clean, dry skin. Let air dry 2-3 minutes before continuing with your routine. Do not towel dry—you'll wipe off the oxygen.

05

How to use

HOW TO USE
1

Cleanse & Dry

Wash your face with your regular cleanser and pat completely dry. AO2 Clear works best on clean, dry skin.

2

Prepare Fresh Sponge

Place a fresh, unused sponge (included) in the application tray. Never reuse sponges—they can harbor bacteria.

3

Saturate & Apply

Squeeze the pouch to saturate the sponge until drippy. Apply in circular motions to entire face. For sensitive or active breakouts, dab gently instead of scrubbing.

4

Air Dry

Let your face air dry for 2-3 minutes. Do NOT towel dry—you'll remove the oxygen nanobubbles before they can penetrate.

5

Continue Routine

Once almost dry, apply your next products while skin is still slightly damp. Continue with toner, serums, moisturizer, and SPF as usual.

06

Who is it for?

WHO

Perfect for you if:

  • You have hormonal acne that's hard to control
  • Your skin can't tolerate harsh acne treatments like benzoyl peroxide or retinoids
  • You're pregnant, nursing, or trying to conceive and need pregnancy-safe acne care
  • You want the cleanest possible skincare with minimal ingredients
  • You have sensitive, reactive skin prone to irritation
  • You're recovering from cosmetic procedures
  • Traditional acne treatments have failed you
  • You want to improve skin hydration and texture along with clearing acne

Consider alternatives if:

  • You need immediate overnight results (takes 2-4 weeks for visible improvement)
  • You prefer all-in-one products (this is a single-purpose treatment)
  • You find twice-daily application with sponges inconvenient
  • You're on a very tight budget (premium-priced product)
  • You have severe nodular or cystic acne requiring prescription medication
07

Skin type compatibility

SKIN TYPES
Oily Skin
Excellent

Watery formula adds no oil or heaviness. Targets the oxygen-deprived pores where acne bacteria thrive in oily skin.

Dry Skin
Good

Users report improved hydration. Won't dry out skin like traditional acne treatments. Follow with moisturizer for best results.

Combination
Excellent

Works well across all zones without adding oil to T-zone or drying out cheeks. Balances and calms skin.

Sensitive
Excellent

Zero irritation potential—just water and oxygen. Dermatologist-recommended for sensitive and reactive skin types.

Acne-Prone
Excellent

Specifically designed for acne. Non-comedogenic, fungal-acne safe, kills C. acnes bacteria through oxygenation.

08

Results timeline

ONGOING USE
Week 1-2

Initial Improvement

Skin feels cleaner and more hydrated. Some users notice reduced inflammation and calmer complexion. Existing breakouts may begin to heal faster.

66% noticed improvement
Week 2-4

Visible Clearing

Noticeable reduction in new breakouts. Skin texture becomes smoother. Redness and inflammation significantly reduced. Pores appear cleaner.

88% reported improvement
Week 4-8

Significant Results

Many users report being fully acne-free or seeing dramatic improvement. Skin appears brighter, more even-toned, and healthier overall.

35% saw dramatic improvement
Ongoing Use

Preventive Benefits

Cumulative antibacterial effects prevent new breakouts from forming. Continued use maintains clear skin and supports overall skin health.

86% overall satisfaction
09

Ratings by platform

500+ REVIEWS
Brand Website
4.7
Rating
500+
Reviews
Main complaint: Some users need 5+ weeks to see results; patience required
TikTok
Mixed
Sentiment
160K+
Posts
Main complaint: Twice-daily sponge application feels time-consuming for some users
Clinical Study
88%
Improvement
86%
Satisfaction
Note: 66 participants across 14 clinicians over 30 days of consistent use
Dermatologist Reviews
High
Recommendation
14+
Clinicians
Note: Often recommended for patients who can't tolerate traditional acne treatments
10

Pros & cons

BALANCED

Praised

  • Only 2 ingredients—the cleanest acne treatment available
  • Safe for pregnancy, breastfeeding, and trying to conceive
  • No drying, irritation, redness, or flaking
  • Works for all skin types including ultra-sensitive
  • Improves hydration and skin texture beyond just clearing acne
  • Can be combined with any other skincare treatments
  • Patented science backed by dermatologists
  • 30-day money-back guarantee

Criticized

  • Premium price point (~$48 for 30-day supply)
  • Twice-daily sponge application adds time to routine
  • Results take 2-4+ weeks—not an overnight solution
  • Short shelf life once opened (14-20 days per pouch)
  • Requires fresh sponge each application (can run out)
  • Some users report no visible difference
  • Currently limited retail availability
11

Budget-friendly alternatives (dupes)

DUPES
65% Match
Paula's Choice CLEAR Regular Strength Kit
$39.00
Similar Price

Uses benzoyl peroxide and salicylic acid—proven acne fighters but with potential for dryness/irritation. Not pregnancy safe. Different mechanism but effective for mild-moderate acne.

55% Match
Centella Blemish Cream
$18.00
Budget Pick

Targets acne with centella and tea tree instead of oxygen. Anti-inflammatory and soothing but works through different pathways. Good for spot treatment rather than full-face therapy.

45% Match
SOS Daily Rescue Facial Spray
$28.00
Similar Price

Uses hypochlorous acid instead of oxygen nanobubbles. Also very clean and gentle, kills bacteria, suitable for sensitive skin. Different active ingredient but similar gentle approach.

40% Match
Niacinamide 10% + Zinc 1%
$6.00
Budget Pick

Regulates sebum and fights congestion through niacinamide—completely different mechanism. Very affordable but targets oil control rather than oxygenation. Won't replace AO2 Clear's unique approach.

12

Comparison with competitors

SIDE-BY-SIDE
RAPID CLEAR® Spot Gel

Neutrogena Rapid Clear

Key Technology Benzoyl Peroxide 2.5%
Ingredients 20+
Pregnancy Safe Consult Doctor
Irritation Risk High (Drying)
Supply ~60 Days
Adapalene Gel 0.1%
Key Technology Retinoid 0.1%
Ingredients 15+
Pregnancy Safe No
Irritation Risk High (Purging)
Supply ~90 Days
Effaclar Duo [+] SPF 30
Key Technology Benzoyl Peroxide 5.5%
Ingredients 25+
Pregnancy Safe Consult Doctor
Irritation Risk Moderate
Supply ~45 Days
13

Storage & shelf life

STORAGE
Period After Opening (PAO)

14-20 days per pouch once opened. Each 30-day kit includes 4 pouches, each lasting ~15 days when used twice daily.

Storage

Store in cool, dry place. Can be kept at room temperature or refrigerated. Close cap tightly immediately after each use to preserve oxygen concentration.

Packaging

Custom-designed pouches with squeeze caps to maintain nanobubble stability. Includes biodegradable application sponges and reusable tray.

Travel Friendly

Each 150ml pouch is over the TSA liquid limit. Travel packs available separately for on-the-go use.

13

Frequently asked questions

FAQ

Yes, AO2 Clear is completely safe for pregnant, nursing, or trying to conceive. The formula contains only distilled water and oxygen—no retinoids, salicylic acid, benzoyl peroxide, or any other ingredients that are restricted during pregnancy. This makes it one of the few effective acne treatments available for expectant and nursing mothers.

Yes, AO2 Clear is 100% fungal acne safe. The formula contains no ferments, fatty acids, esters, polysorbates, or any ingredients that feed Malassezia yeast. With only water and oxygen, it's one of the cleanest options available for those dealing with fungal acne.

Yes, AO2 Clear can be safely combined with any other skincare treatments including retinol, vitamin C, AHAs, and BHAs. In fact, users report that AO2 Clear helps improve tolerance of drying treatments like retinoids and oral Accutane. Apply AO2 Clear first after cleansing, let it air dry, then continue with your other products.

AO2 Clear works excellently for all skin types—oily, dry, combination, sensitive, and acne-prone. It's particularly beneficial for sensitive skin that can't tolerate traditional acne treatments, and for those with hormonal acne. The gentle, non-irritating formula makes it suitable even for the most reactive skin types.

Most users start seeing improvement within 2 weeks of consistent twice-daily use. By 4 weeks, 88% of clinical study participants reported improvement. Some users with severe hormonal acne may need 5-8 weeks for significant results. The preventive benefits are cumulative—the longer you use it, the better your results.

Apply AO2 Clear as the first step after cleansing, on clean, dry skin. Let it air dry for 2-3 minutes (don't towel dry), then continue with your toner, serums, moisturizer, and SPF. It fits seamlessly into any existing routine without requiring you to change anything else.

No, AO2 Clear has a comedogenic rating of 0/5. It contains only distilled water and oxygen—absolutely no pore-clogging ingredients. In fact, the oxygen nanobubbles work to clear existing congestion in pores by killing the bacteria that cause clogged pores in the first place.

Each pouch is most effective for 14-20 days after opening. The 30-day kit includes 4 pouches (each 150ml), so you'll open a new pouch approximately every 15 days. Close the cap tightly and quickly after each use to preserve the oxygen nanobubble concentration. Unopened pouches last 1 year when stored in a cool place.

— Skincarisma verdict
4.3 / 5 ★★★★☆

Verdict: AO2 Clear represents a genuinely innovative approach to acne treatment using patented oxygen nanobubble technology. Its ultra-clean 2-ingredient formula (just water and oxygen) makes it exceptionally safe for pregnancy, breastfeeding, sensitive skin, and fungal acne—filling a gap that traditional acne treatments cannot. Clinical data showing 88% improvement and 86% satisfaction is promising. However, the premium price (~$48/month), twice-daily sponge application, and 2-4 week wait for results may not suit everyone. Best for those seeking a gentle, science-backed alternative to harsh acne treatments, especially during pregnancy or for sensitive skin types who have failed with benzoyl peroxide or retinoids.

Browse related

Product Overview

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Quick product notes are a great way to check if a product is free from commonly avoided ingredients by skincare enthusiasts. These preferences come about for different reasons depending on the ingredient such as personal experiences, sensitivities, health preferences & etc.

muscle Pro Tip Alert!

Just because a product is not free from a common preference does not mean it's a bad product! You can make a personal decision whether or not you want to use a product that contains these ingredients or not - click the labels of the preference to read more about them.

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Quick Product Notes

Click on icons for more information
question
lightbulb What are Notable Effects & Ingredients?

Ever used a product that promised a certain effect but provided no results? It might not have contained any notable ingredients that could have been responsible for that promised effect. It doesn't matter what the marketing or packaging «promises» it can do, if it doesn't contain anything that can help - then the likelihood of it helping is low.

We help you identify key notable ingredients that have been shown to help with effects such as acne-fighting, brightening, UV-protection, wound healing & anti-aging to help you achieve your skincare goals smarter. Please note that different notable ingredients have varying levels of research behind them, some are extremely well proven yet some have mixed research in their efficacy.

muscle Pro Tip Alert!

Just because a product doesn't contain any notable ingredients doesn't mean it's bad. And a product with notable ingredients (or even many) doesn't necessarily guarantee the efficacy of the product performing these effects either. There are other factors such as ingredient quality, concentration and formulation that will ultimately determine this.

Be smart and use this as just a starting point for you to make more informed and smarter choices and compare it with reviews to see if the product is right for you

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Notable Effects & Ingredients

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lightbulb What are Ingredients Related to Skin Type?

Why are some products great for some people and horrible for others? Well everyone has different skin types and different reactions to the same ingredients.

We've identified a range of ingredients that are commonly regarded as potentially good or bad for those with Dry, Oily/Acne-Prone or Sensitive skin.

muscle Pro Tip Alert!

A product that contains good or bad ingredients for your skin type doesn't always flat out make the entire product good or bad for your skin. There are other factors such as ingredient quality, concentration and formulation that will ultimately determine your skins reaction.

One of the best ways to use this section is to troubleshoot products you've had bad experiences with in the past. Check if it contains any of the marked ingredients to point out suspect ingredients to avoid in the future!

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Ingredients Related to Skin Types

Click on icons for more information
dry-skin Dry Skin
oily-skin Oily/Acne-Prone Skin
sensitive-skin Sensitive Skin
question
lightbulb What is the Ingredient Safety Breakdown?

Ingredient Safety Breakdown refers to the percentage % of ingredients in different risk categories as classified by EWG (Environment Working Group) if they are available. There are almost endless cosmetic ingredients and they are one of the few organisations globally that have assigned ratings to a lot of the more commonly used ingredients which is why we reference them.

muscle Pro Tip Alert!

EWG is seen by many to be more on the alarmist side in their assignment of health ratings resulting in rating ingredients as riskier than they actually are. We recommend using this a reference point rather than a strict guide of ingredient safety and to always do further research if into ingredients that you may find suspect.

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Ingredient Safety Breakdown

EWG Health Ratings
Low risk
Medium risk
High risk
Unknown risk
100%

Product ingredient list

Showing first 5 of 2 ingredients
EWG CIR Ingredient Name & Cosmetic Functions Notes
1 Unknown
Water
Solvent, Skin Conditioning
1 Unknown
Oxygen
Skin Conditioning