Zenith Nutrition 5-Spirulina promotes immune health and provides antioxidant benefits. Enriched with Spirulina greens for good health 1 serving of this supplement with your intake of fruits and vegetables a day is equivalent to 3-4 servings of common vegetables a day in terms of antioxidant content (B-carotene). 1 kg of spirulina, is equivalent of 1,000 kg of assorted vegetables; 10 gm of spirulina contain 6.6 gm of Protein (Milk has 0.32 gm). It has no bad cholesterol, has 18 of the 22 Amino acids the body needs, and is the richest source of Beta-carotene, an antioxidant which combats free radicals. It is a dietician's delight, a perfect supplement to good living and health.