In comparing the structures of selenomethionine or methionine, you can see that the only difference is that selenium has been substituted for the sulfur (S) atom in methionine
DSIPs mechanism of action in the CNS appears to warrant intranasal application as a non-invasive means to directly cross the BBB
Organoids and organs-on-chips: recent advances, applications in drug development, and regulatory challenges
Unfortunately, IGF-1 LR3 may lead to other adverse reactions similar to those related to insulin-like growth factor 1, like stimulating the growth of existing tumors, acromegaly, and organ enlargement
Measured response: visceral fat by InBody, IGF-1, sleep quality, and body composition are tracked across the 3 month cycle
Langmuir, 39 (51), 1899519007