There are two source, one is from animal fur, the other is from soybean.
It is light yellow powder, excellent flowing, dissolve totally and instant, easy to wet.This product is amino acids also contain organic nitrogen, it is leading raw materials for amino acids leaf fertilizer, also can use to fertigation and base fertilizer to promote crops growing. Amino acid contents is upto 80%, which is soybean source extracted. Especially for organic agriculture.