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DMDM Hydantoin & Ingredient Safety

At TRESemmé, we are proud of our professional heritage and to this day formulate our products with a salon-quality approach to ingredients and results.

The health and safety of the people who buy our products is always our top priority. That’s why all TRESemmé formulas are rigorously assessed by leading experts using industry-proven methods before being made available in market. We ensure that our products meet the highest standards in quality and safety, respecting all applicable laws and regulations as well as our own safety assessments. These assessments show that all Tresemmé products are safe to use.

Below you will find answers to common questions regarding the safety of TRESemmé formulas and our use of industry-wide preservatives like DMDM hydantoin.

Frequently Asked Questions

While we refrain from commenting on pending litigation, we assure you that the safety of all our products is our top priority. All Tresemmé formulas are rigorously assessed by leading experts using industry-proven methods before being made available in market. These assessments show that all Tresemmé products are safe to use.

We value our consumers’ health and well-being and will always hold ourselves to the strictest regulations and safety standards of our industry.

We assure you that our products meet the highest global safety standards and are safe to use. They are rigorously assessed by leading experts using accepted methods and are compliant with all cosmetic industry laws and regulations. You can read more about our ingredients here.

Our products meet the highest global safety standards, are safe to use, and should not cause hair loss. Hair loss can occur for many reasons including hormonal changes, stress, genetic makeup, pregnancy, serious illness, medication, diet, and hair styling techniques. And, as with any topical product, people may have sensitivities to a range of ingredients, natural or otherwise, so if you are experiencing an adverse reaction, please stop using the product and consult your doctor.

Also, please send us your contact information over direct message and our consumer services team will get in touch. 

Leading industry scientists and regulators agree that DMDM hydantoin is safe for use and should not cause hair loss. The ingredient is widely used throughout the beauty industry to prevent harmful growth of bacteria and mold. We use this ingredient in select Tresemmé formulas. To see if your Tresemmé product contains DMDM, please refer to our ingredient labels, which differ for each product.

Tresemmé does not formulate products with formaldehyde. Select formulas, however, use preservative ingredients that release small amounts of formaldehyde into the product to keep it safe and to stop it from spoiling. Formaldehyde is a chemical that occurs naturally in our environment, and is created by human, animals, and plants cells. The independent US Cosmetic Ingredient Review Expert Panel and Europe’s Scientific Community on Consumer Safety have both confirmed that formaldehyde donors are safe for cosmetic use.

There are no recalls being made on any Tresemmé products. All our products meet the highest global safety standards and are safe to use. If you are experiencing an issue with a product, please get in touch with our Consumer Services team here.