Blackmores Bio C® Powder is a high dose vitamin C to reduce the severity and duration of common cold symptoms. Blackmores BIO C® POWDER is buffered with mineral ascorbates making it gentler on the stomach compared to ascorbic acid alone and contains acerola which is a source of vitamin C.A high potency dose of vitamin C to help reduce the severity and duration of common cold symptoms.Blackmores BIO C® Powder contains no added preservatives or artificial flavours or sweeteners. Size: 125g KEY FEATURES Easy to use, high potency vitamin C Supports healthy immune system function Contains antioxidant properties and reduces free radicals formed in the body