News Articles Tagged: PPD Alternatives

Finding PPD-Free Hair Color: A Guide for Sensitive Scalps

Discover tips and product recommendations for PPD-free hair coloring, focusing on brands and ingredients that minimize the risk of allergic reactions.

Understanding Hair Dye Allergens: The Role and Safety of Hydroxyethyl-p-phenylenediamine Sulfate

Explore the complexities of hair dye allergies, focusing on the ingredient Hydroxyethyl-p-phenylenediamine Sulfate and its safety profile.