B complex vitamins B vitamins, particularly B12 and thiamine, are essential for energy metabolism, meaning they may help prevent feelings of fatigue, a frequently mentioned side effect of GLP-1 medications
Gross MI, Demo SD, Dennison JB, Chen L, Chernov-Rogan T, Goyal B, Janes JR, Laidig GJ, Lewis ER, Li J, Mackinnon AL, Parlati F, Rodriguez ML, Shwonek PJ, Sjogren EB, Stanton TF, Wang T, Yang J, Zhao F, Bennett MK (2014) Antitumor activity of the glutaminase inhibitor CB-839 in triple-negative breast cancer
weight loss at target dose (trial data) ~21% (SURMOUNT) CV risk reduction labelled Under study Format Prefilled KwikPen + single-dose autoinjector India price (May 2026) 14,00027,500/month DCGI-approved Yes (March 2025) Generic competition in India No no Indian biosimilar yet Weight-loss percentages are trial averages at target dose individual response varies
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