PURAC HS 90 is a natural L-Lactic acid produced by fermentation from sugar. It has a mild acid character and is used in many applications in the food industry. PURAC HS 90's primary functions in food applications are pH-regulation, metal sequestration and as a natural body constituent. It helps regulate pH and sequester metals in food products. PURAC HS 90 is soluble in water and ethanol, making it suitable for use in various food applications.