... 4.Certificates:NOP,KOSHER,Halal,QS,GMP 5.Grade:Natural Description:100% pure fresh spirulina powder1.Color: dark green.2.weight: ... :Spirulina contains a variety of nutrition ingredient and trace element essential to human body :rich of 60-70% crude protein ... of them may lead to disease.3. Spirulina contains many essential trace elements, calcium, magnesium, sodium, potassium, phosphorus, iodine, ...