Short answer: It appears tolerable in very limited early human data, but there is not enough evidence to call it safe for general use
Phytochemistry 65, 12731281
The FDA has also released guidance and warnings about the unapproved use of these therapies
Ipamorelin acts as a selective GH secretagogue, stimulating the pituitary gland to release more GH without affecting other hormones like cortisol
Compound 21 is an AT2 agonist which can alleviate hypertension and target-organ damage
Additionally, diminished CD47 expression has been reported in RBCs from individuals with chronic CKD ( 3.3 Inflammation In CKD patients, the accumulation of uremic toxins and chronic immune activation drive the overproduction of pro-inflammatory cytokines, including C-reactive protein (CRP), interleukin-6 (IL-6), and interleukin-1 (IL-1) (Ogawa et al., 2018)