0.5g tablets of 100% pure spirulina, without any additives. 100g bag, airtight and lightproof, for optimal preservation. Daily use: - One 100g sachet is sufficient for 1 month, at a rate of 6 tablets of 0.5g, i.e. 3g per day. Sports Use: - One 100g sachet can last 10 to 20 days, at a rate of 10 to 20 tablets of 0.5g, i.e. 5 to 10g per day. French and organic spirulina