LiquaGard S-1 preservative consists of on an aqueous solution of Chloromethyl-/Methylisothiazolinone with Magnesiumsalts as stabilizers. The active ingredient concentration is 1.5%. The combination keeps its effectiveness in the presence of ionic and nonionic surfactants. It contains actives approved as preservatives in cosmetic products in accordance with European Regulation (EC) 1223/2009 (Cosmetics Regulation).

LiquaGard S-1 preservative has proven to be an effective preserving system for rinse-off-products like shampoos, shower-gels, foam-baths etc.