It is a weak organic acid found in fruits like lemons or oranges. Lemon juice contains approximately 5-8% citric acid.
Citric acid and its Diammonium, Potassium and Sodium salts help preserve cosmetics since they are metal chelators. Citric acid and its salts are also added to cosmetics to help adjust the acid / base balance. Regulates and maintains hydration and elasticity of the skin and has a great antioxidant power.
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