SOURCE NATURALS - Spirulina Tablets (500 mg) - 500 TabletsDESCRIPTION For over 30 years spirulina (Arthrospira platensis) has been the premier choice for supplementing a vegetarian diet. Source Naturals Spirulina is of the highest quality available. This special blue green algae is a good source of numerous vitamins, minerals, carotenoids, and essential fatty acids that are hard to maintain at adequate levels with a vegetarian diet. Most notable is the high quality protein, which contains all nine essential