Marcus Rohrer Spirulina is a high quality, 100% nature-based spirulina. Tested, certified and safe to use. The quality is strictly monitored from source to final packaging. It is optimal protected by Miron violet glass. For more energy and a better immunity you can safely use Marcus Rohrer Spirulina, rich in vitamins, minerals, trace elements, chlorophyll and enzymes and an excellent source of vitamins A, K, B12, iron, manganese and chromium. Suitable for all ages, kosher, halal and suitable for vegetarians and vegans.