They also contain 9% protein, 9% carbohydrate, and 2% dietary fiber, as well as calcium, phosphorus, potassium, sodium, selenium, iron, thiamine, riboflavin and niacin.
en.wikipedia.org The riboflavin in the whey portion of milk has a greenish color, which sometimes can be discerned in skimmed milk or whey products.
en.wikipedia.org This diet was, on paper, adequate in all nutrients including riboflavin, which was supplied predominantly from millet.
en.wikipedia.org However, replacing the isolated pigment with riboflavin did not restore enzyme activity, despite their being indistinguishable under spectroscopy.
en.wikipedia.org