Pharma manufacturers can make up for not being first by committing to innovative drug developments that drive more efficacious products, pursuing new clinical indications, and correctly anticipating market developments that may impact supply and demand
Now, the biggest study that helped put all of this information together is the Harvard Study, and this just came out in 2025
Bioavailability of L-carnitine in individuals such as vegetarians who are adapted to low-carnitine diets is higher (66% to 86% of available carnitine) than regular red-meat eaters adapted to high-carnitine diets (54% to 72% of available carnitine) [4]
Proc Natl Acad Sci U S A, 2003
Pancreatic -cell electrical activity and insulin secretion: of mice and men
When Stimulant Use Becomes a Problem Both Vyvanse and Adderall carry genuine potential for misuse, dependence, and addiction when used outside of supervised medical care