The RDA (Recommended Dietary Allowance) of Vitamin C established by ICMR is 65mg per day for females and 80mg per day for males. On Unbox Health, Vitamin C dosage brackets are defined based on the Vitamin C content (total per capsule) claimed on a product's label: Very Low (0-10mg), Low (10-30mg), Medium (30-60mg), High (60-100mg), Very High (100+ mg).