Description
Potassium sorbate is a preservative that is effective against mold and yeast, but is not effective against bacteria. Sodium benzoate is a preservative that is effective against fungi and bacteria. Together, they are effective against most types of bacteria and mold. Potassium sorbate is most commonly used together with sodium benzoate.
Potassium sorbate can be used to preserve all kinds of DIY cosmetic products like creams, lotions, shampoos, makeup and sunscreen products.
Potassium sorbate is the inactive salt of sorbic acid, which is activated on contact with water.
It is effective against mold and yeast, but is not effective against bacteria. Therefore is is most commonly used together with sodium benzoate, which is effective against fungi and bacteria.
Interesting reading: Quick Guide To Preservatives
Sizes: 50g, 100g, 250g, 500g, 1kg or 5kg.
HOW TO USE POTASSIUM SORBATE
Usage rate: 0.1-0.3%
Dissolve in the water phase.
Adjust the final pH to around 4.4 for maximum efficacy.
Potassium sorbate is not effective at all in products with a pH over 6, so please adjust your formulation accordingly.
Include Vitamin E in the formulation as an antioxidant.
POTASSIUM SORBATE INGREDIENTS
Potassium sorbate
FOR YOUR SAFETY
Some people experience an allergic reaction to potassium sorbate. We advise to do a skin patch test first.
Keep well sealed and store away from children, animals, moisture, sunlight and heat. If pregnant or breastfeeding, please consult with your medical care-giver before use.
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