Federal HB4435 mandates cosmetic brands to disclose ingredients and updates on FDA website.

Federal HB4435, the Cosmetic Hazardous Ingredient Right to Know Act of 2025, amends the Federal Food, Drug, and Cosmetic Act to enhance transparency around cosmetic ingredients. It requires brand owners to list all ingredients, including fragrances and flavors, in descending order of predominance on their websites and provide links to relevant hazard lists. The Secretary of Health and Human Services must maintain a master list of hazardous chemicals and update it semi-annually.

Federal HB4435 mandates cosmetic brands to disclose ingredients and updates on FDA website.

Federal HB4435, the Cosmetic Hazardous Ingredient Right to Know Act of 2025, amends the Federal Food, Drug, and Cosmetic Act to enhance transparency around cosmetic ingredients. It requires brand owners to list all ingredients, including fragrances and flavors, in descending order of predominance on their websites and provide links to relevant hazard lists. The Secretary of Health and Human Services must maintain a master list of hazardous chemicals and update it semi-annually.