Nutrition and Supplements Algae, Mushrooms and Medicinal Fungi Naturgreen Ecological spirulina 180 tablets Organic spirulina pills. How to use Ambient product to be stored in a dry and cool place. Take 6 pills daily, preferably in 2 divided doses before meals. Warning: Do not exceed the stated recommended dose. Keep out of reach of children. Food supplements should not replace a healthy diet. NaturGreen organic spirulina is suitable for vegetarian and vegan diets.