Liquid Hand Soap Bulk - Probiotic - Ready To Use (5L) | Bio TechA probiotic liquid hand soap designed for refilling, using bio enzyme technology to break down dirt, oils and residue while remaining gentle on skin. A more natural, low toxicity way to clean at scale, supporting longer lasting hygiene without harsh chemicals. Why people are switching to this hand soap Cleans effectively using natural probiotic, bio enzyme technology Gentle on skin, even with frequent washing Supports longer lasting hygiene after