no peer-reviewed primary source
That said, competition is coming: Pfizers cotadutide (dual agonist) is in late-stage trials, and if approved, could eat into Lillys share
2005 Jun;185(3):401-13
Rapid-acting antidepressant-like effects of acetyl-L-carnitine mediated by PI3K/AKT/BDNF/VGF signaling pathway in mice
Recalls & Warnings December 05, 2018 Seller of Cold and Flu Supplements, "SuperFood" & More Warned by FDA On October 30, 2018, the FDA issued a warning letter to American Botanical Pharmacy following a review of the company's website (www.herbdoc.com) and Facebook page, which found statements made about some of its products to be drug claims
Manufacturing under recognized quality standards such as ISO 22716 provides reassurance that the production environment follows structured procedures for quality control, hygiene, and documentation