According to the resolution RDC 15/2013 of March 26, 2013 (published on March 27, 2013), ANVISA conditions the use of these substances in cosmetics to the respect of following conditions:
- Lead acetate. In hair dyes only, at a maximum concentration of 0.6%, expressed as lead, and subject to compliance with purity and labelling requirements.
- Pirogalol (or pirogallol or benzene-1,2,3-triol). Used only as an oxidation hair dye at a maximum concentration of 5%, and subject to compliance with purity and labelling requirements.
- Formaldehyde and paraformaldehyde. Used only as preservatives, at a maximum concentration of 0.1% in oral hygiene products and 0.2% in all other categories. Formaldehyde can also be used as nail hardener, up to a concentration of 5%. Also subject to compliance with purity and labelling requirements.
Here below are the corresponding pages of Brazil’s official journal of (in Portuguese):