1994 Aug 1;301 ( Pt 3)(Pt 3):769-75
For those without insurance or with limited income, Eli Lilly has programs that may help
Results vary widely by drug and by study, though: a 2025 systematic review found that liraglutide tends to promote metabolically beneficial bacteria, while the effects of semaglutide on microbial diversity were inconsistent across studies, sometimes decreasing it even as specific beneficial species increased ( Nutrients , 2025)
Vitamin Supplementation: Long-term orlistat users may need to take vitamin supplements even after stopping the medication to prevent deficiencies in fat-soluble vitamins (A, D, E, and K)
Phentermine is very effective for fast weight loss with results of losing 5-10% of your initial weight in a few months
Because of this, the medication stays in the bloodstream for a long time, meaning people only need to take it once a week for it to work