When it comes to teeth whitening strips, hydrogen peroxide has traditionally been the go-to active ingredient. However, with the rise of more consumer-conscious, sensitive-skin-friendly products, non-peroxide whitening strips have gained popularity. These products provide an alternative to peroxide-based whitening, catering to consumers who experience irritation or sensitivity from hydrogen peroxide-based formulas.
This guide explains what non-peroxide ingredients are, how they work to whiten teeth, and why they are becoming a preferred option in the teeth whitening market.

Unlike traditional whitening strips that use hydrogen peroxide or carbamide peroxide as the active ingredient, non-peroxide whitening strips rely on different ingredients to break down stains and brighten teeth. These ingredients generally work by gently removing surface stains without causing the irritation or discomfort that some people experience with peroxide-based products.
Some popular non-peroxide ingredients used in whitening strips include:
Phthalimidoperoxycaproic Acid (PAP)
Baking soda (sodium bicarbonate)
Activated charcoal
Enzyme-based agents
These ingredients act in a variety of ways to improve tooth whiteness without the risks that peroxide can carry.
PAP is an advanced non-peroxide alternative used in many professional and over-the-counter whitening strips. It works by breaking down the chromophores (the molecules that cause stains) on the tooth surface. Unlike hydrogen peroxide, which releases oxygen to bleach stains, PAP works by acting directly on the stain molecules and oxidizing them in a gentler way.
Non-sensitivity: Unlike peroxide, PAP is less likely to cause irritation or tooth sensitivity.
Effective on surface and deeper stains: PAP can help remove both surface stains and those that are embedded in the enamel.
Safe for enamel: PAP is often touted as being less harsh on enamel than traditional hydrogen peroxide-based whitening formulas.
Onuge offers PAP-based whitening strips, catering to consumers seeking a gentle yet effective whitening option. These strips provide a safer option for those with sensitive teeth, while still delivering noticeable results.
Baking soda has long been a popular teeth-whitening agent due to its mild abrasive properties. It helps remove surface stains by gently scrubbing away debris on the teeth. Baking soda also helps neutralize acids in the mouth, promoting overall oral health and brightening teeth.
Mild abrasiveness: Gently polishes teeth without damaging enamel.
Neutralizes acids: Helps neutralize acids that can erode tooth enamel over time.
Whitening and cleaning: Cleans teeth by removing surface stains without causing sensitivity.
While baking soda is not as strong as peroxide in terms of deep whitening, it works well for those who want to maintain a bright smile with minimal risk of irritation.
Activated charcoal is a porous substance that is known for its ability to absorb impurities and toxins. In teeth whitening, it acts as a stain remover by binding to surface stains on the teeth and drawing them away from the enamel.
Deep stain removal: Charcoal can help lift surface stains caused by coffee, wine, or smoking.
Non-toxic and natural: Charcoal is a natural alternative to chemical whiteners and is gentle on teeth.
Absorbs impurities: It can help remove food particles, bacteria, and stains from the surface of the teeth.
While activated charcoal can effectively clean and brighten teeth, it is typically used as a supplementary ingredient in whitening strips to provide extra stain-lifting power.
Enzyme-based whitening strips utilize natural enzymes to break down the proteins that bind stains to the tooth surface. Common enzymes used include bromelain (derived from pineapple) and papain (from papaya). These enzymes gently remove stains without the need for abrasive ingredients.
Gentle on enamel: Enzyme-based whitening is one of the most gentle options available, making it ideal for people with sensitive teeth or gums.
Natural stain removal: Enzymes work naturally with the chemistry of your mouth to lift stains without harsh chemicals.
Low risk of sensitivity: These formulas are known to cause little to no irritation compared to peroxide-based alternatives.
Non-peroxide whitening strips are becoming more popular for several reasons:
Sensitivity-free option: Many consumers prefer non-peroxide options because they are gentler on sensitive teeth. Peroxide-based formulas can sometimes cause irritation, especially for people with thin enamel or existing sensitivity.
Natural ingredients: Non-peroxide formulations often use natural or mild ingredients, making them a more appealing option for health-conscious consumers.
Less risk of enamel damage: Non-peroxide ingredients are less likely to cause long-term enamel damage when used consistently, making them a safer option for consumers who want regular whitening.
Onuge provides PAP-based whitening strips as part of our OEM/ODM offerings, ensuring that customers have access to effective, safe whitening options. We tailor our formulations to ensure that they meet both consumer needs and market demands.
While peroxide-based whitening strips have long been the standard, non-peroxide ingredients like PAP, baking soda, activated charcoal, and enzymes are changing the whitening landscape. These ingredients provide a safer, more gentle way to achieve a brighter smile without compromising on results.
If you’re looking to develop or stock non-peroxide whitening strips, consider working with a trusted manufacturer like Onuge. We offer a range of non-peroxide whitening solutions that provide effective whitening while catering to sensitive teeth and health-conscious consumers.
Ready to create your own non-peroxide whitening strips?
Onuge offers customizable whitening solutions that meet the highest standards of quality, performance, and consumer satisfaction. From PAP-based formulations to gentle packaging and effective compliance, Onuge can help bring your whitening brand to life.