What is Somatropin (or, Somatrophin)?
A. Somatotrophin and Somatropin (also spelled Somatrophin) are both forms of Human Growth Hormone. Somatotrophin is the Human Growth Hormone produced by a human body. Somatropin (or, Somatrophin) is bio-engineered Human Growth Hormone. Made in a lab. Molecularly, it is exactly the same as Somatotrophin. The only difference is it was not produced by a human body.