In isolated perfused porcine ileum, GLP-1 secretion could be increased by infusion of acetylcholine during coinfusion of phentolamine (an -adrenergic blocker, which will eliminate the sympathetic inhibition of GLP-1 secretion) (97)
M.ParkK.-K
Inflammatory and Protective Pathway Investigation: Exploring peptide involvement in cellular stress and protective signalling models
However, consuming protein and fiber at lunch and dinner maximizes natural GLP-1 production, creating additive effects with supplement ingredients
Effect of naltrexone plus bupropion on weight loss in overweight and obese adults (COR-I): a multicentre, randomised, double-blind, placebo-controlled, phase 3 trial
Storage: Prior to reconstitution, store vials in a controlled environment at -20C for long-term stability