3 ms·
I'd say yes: Arsenic is present in dyes classified as natural, mineral-based, according to https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5315675/ https://www.ncb
by severine 5y ago
I'd say yes: Arsenic is present in dyes classified as natural, mineral-based, according to https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5315675/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5315675/ ("Natural Colorants: Historical, Processing and Sustainable Prospects").