It is a powder. It does list what it has in it.Crude
protein,quartz,cytokinins,yeasts,beta carotene,veg protein,iron,B-12B complex, and a lot more spirulina, and cayenne pepper just to list some.
I have been using it now for almost 2 weeks now. I have noticed a color
change in the corlline. I am seeing more red ( blood red ) and also seeing the plate algea forming