Chlorella can be used both topically on skin and ingested. Take in the vast benefits of nature's superfood: helps lower cholesterol and blood glucose levels, supports immune system, detoxifies heavy metals & radiation, promotes fat loss. A one ounce serving contains: Protein—16g, Vitamin A—287% RDA, Vitamin B2—71% RDA, Vitamin B3—33% RDA, Iron—202% RDA, Magnesium—22% RDA, Zinc—133% RDA