Eco-Solve is made in the USA, and conforms to US Safety Standard D4236. Tested by professional toxicologists. Natural Earth Paint is committed to creating eco-friendly, completely non-toxic art supplies and very high quality, archival products. Their top-quality pigments are free of fillers, additives, synthetic preservatives, toxins, petroleum-based pigments and heavy metals and provide a texture, radiance, and subtlety of color far superior to synthetic pigments. NEP uses 100% recycled, biodegradable and locally made packaging and they source their pigments and natural ingredients from small, family owned businesses that harvest sustainably. Their eco-friendly business model is recognized by Gold certification from Green America (the highest rank for a green business in the US) and the prestigious Cribsie Award in 2016 after 40,000 people voted and has received rave reviews in over 50 blogs and magazine articles.