Burgerstein Spirulina tablets algae powder. When Burgerstein Spirulina is used? Burgerstein Spirulina is a natural nutrient-donor with a high content of vegetable amino acids (60% by weight) and natural antioxidants. Burgerstein Spirulina supports the excretion of heavy metals and protect against free radicals. Special notes: freshwater from controlled, bio-dynamic farming. Burgerstein Spirulina provides "solar energy"and numerous natural antioxidants such as phycocyanin, carotenoids, but also amino and fatty acids. Use: take 2-4 tablets Burgerstein Spirulina 3 times daily with half a glass of water.