Zinc PCA (Pyrrolidone Carboxylic Acid) from Bio Shop™ is a powerful ingredient known for its oil-regulating and anti-inflammatory properties. It helps control excess sebum production, making it ideal for acne-prone and oily skin. Zinc PCA also soothes irritation, reduces redness, and promotes a clearer complexion. Additionally, it aids in maintaining hydration levels in the skin. Use at 0.5%–1% in creams, lotions, serums, and spot treatments. Perfect for skincare formulations targeting acne, oily skin, and inflammation.