Sun Chlorella A Powder is 100% pure pulverised chlorella powder. Retailers can sell the powder as a complete box or in individual sachets. It is extremely high in protein, needed for cell growth and tissue repair. It's also dense in fibre and contains a range of other nutrients, including vitamin D, vitamin B12, iron, folic acid and essential fatty acids, all known to help keep the body strong. Sun Chlorella uses unique technology which allows all these nutrients to be well absorbed by the body. It is the first product in the Green category to be NSF certified for Sports. NSF certified for Sports, a certification designed to help athletes make safer choices when taking sports supplements.