l carnitine as a pre workout Lean Sauce Liquid L-Carnitine 3500 - Formula, Stimulant Free for Optimal Absorption, Energy & Muscle Support Carnitine helps improve energy production Evlution Nutrition, Lean BCAA, 30

It significantly upregulates VEGF (vascular endothelial growth factor) expression, stimulating endothelial cell proliferation and tubule formation

Like PKC, PKC modulated insulin signaling in myoblasts, and PKC- knockout prevented fat-induced defects in insulin signaling and glucose transport in mouse skeletal muscle [120]

A 2009 paper in Growth Hormone & IGF Research characterised that ipamorelin and other GH secretagogues counteracted the catabolic nitrogen-balance effects of dexamethasone administration in rats, framing one route by which the compound engages anabolic-versus-catabolic metabolic balance (PMID 19231263)

So, before you start a supplement, talk to your doctor

Yes, and this is common in clinical practice

Ipamorelin and GHRP-6 are reliable and controlled, making them great for muscle recovery and growth studies