Butter London

Contains: Hydrolyzed Silk, Horsetail Extract, Vitamins B, C, And E.
Butter London Does Not Add:
 Formaldehyde, Formaldehyde Resin, Dbp, Toluene, Camphor, Ethyl Tosylamide, Xylene, Or Tphp To Any Of Its Nail ProductFormulas.

We Created The First Healthy Nail Lacquer Coining The Phrase “3-Free” To Bring A Good For You Approach To Beauty. We Continue To Develop With These Standards Today And Strive To Make Sure Our Formulations Use Only Safe, Effective, And Skin-Pampering Ingredients. Our Products Go Through A Rigorous Testing Process To Ensure Safety And Instill Confidence While Wearing Them.
— butter LONDON website
Butter London, free of Formaldehyde, Camphor, Toxin Free Nail Lacquer