Nutrex Hawaii, Hawaiian Spirulina Pacifica 500 mgs., 4500-Tablets Bag

Hawaiian Spirulina is a blue-green microalgae, Arthrospira platenesis, which is grown naturally under the intense Hawaiian sun on the Big Island of Hawaii. It naturally contains protein, iron, beta carotene, minerals, vitamin B12, zeaxanthin, chlorophyll, and phycocyanin. One 3 gram serving has higher levels of some key antioxidants, enzymes, and minerals compared to 5 servings of fruits and vegetables. Ideal for vegans. · Nutrex Hawaii, founded in 1999, is the leading producer of natural microalgae supplements from Hawaii. Farm to Bottle, we control the cultivation, harvest and processing of our Hawaiian Spirulina and BioAstin Hawaiian Astaxanthin microalgae products. We are GMP (Good Manufacturing Practices) third-party certified. All of our products are pesticide and herbicide free, non-GMO, free of gluten, soy, lactose, and preservatives.

This is a classical Spirulina tablet product. It doesn't have any certifications but it is manufactured by a big USA company which have history in supplement products.
This package is very big (if you take 6 tablets every day this will last for almost 2 years) and we don't recommended unless your needs are big. It is better to get a smaller bag so you can keep it fresh. Don't forget that Spirulina is just a food so even if it is dried you have to keep it fresh.