Oxothiazolidinecarboxylic Acid. Tetraethylammonium iodide by Alfa Chemistry acts as a skin lightening, anti-aging and anti-inflammatory agent. It is a prodrug of cysteine with ultra-whitening effect. Tetraethylammonium iodide is used... view more

CI 77947. Zinc Oxide, USP by Alfa Chemistry is a preservative-free, non-GMO, sensory modifier. It is produced from metallic zinc, which is melted in a graphite crucible and vaporized at high temperatures... view more