i.e. Potassium sorbate toxicity only 1/12 times table salts and 1/40 times sodium benzoate. 2. Potassium sorbate occurs a… euxyl® K 712 was developed for use in cosmetic formulations with a skin-friendly pH value of up to 5.5. Side effects: It is assumed that Sodium benzoate has much side effects than Potassium sorbate. Sodium benzoate needs high concentrations to inhibit certain bacteria. and you'll see that: 1. Potassium sorbate is produced industrially by neutralizing sorbic acid with potassium hydroxide. Following is a chart of the relative activity at various pH: There is some concern that Sodium Benzoate in combination with L-Ascorbic Acid in products can form Benzene, a known human carcinogen. These preservatives work much better at lower pH levels. Sodium benzoate & Potassium sorbate is a liquid cosmetic preservative, which can be used in leave-on as well as in rinse-off products. Even though natural sources of this ingredient exist, nearly all of the world’s production of sorbic acid is manufactured synthetically. Potassium sorbate is often combined with Sodium benzoate in low pH products to provide a synergistic preservative effect against yeast and mold. It has a broad,balanced spectrum of … Pyruvic acid is considered to be a low-risk ingredient for skincare use and safe to use in skincare. To make an informed decision please look up Minuimum Inhibitory Concentrations for Sodium benzoate, Potassium sorbate and their combo. The synthetic version is a nature-identical compound chemically equivalent to the molecule found in nature. 10 mg/ml (1%) needed to inhibit Staphylococcus aureus Potassium sorbate is the potassium salt of sorbic acid, a natural compound found in berries of the mountain ash tree, Sorbus aucuparia. Potassium metabisulphite is called k-meta, sulfite. Potassium sorbate E202 vs Potassium metabisulfite E224. Sodium Benzoate is often combined with Potassium Sorbate in low pH products to provide a synergistic preservative effect against yeast and mold. Potassium sorbate is also referred to just as sorbate.