Hemp protein is a supplement.
You can choose whey, soy or others, hemp for instance.
If you need a vegan protein supplements hemp is a choice.
If you are concerned by choline for urine odors or the threat of TMAO formation hemp protein could be a choice.
If you need to balance your W6/W3 ratio with medium chain FA hemp could be a choice.
For all supplements keep away from high glycemic load supplements.
"Amino Acids of Interest