Tirzepatide and Vitamins: Is It Safe? Label, Studies
Tirzepatide and vitamins: what the label says, what doctors advise, and practical tips.
- Active ingredient
- tirzepatide
- Manufacturer
- Eli Lilly

Zepbound, in brief
The half-life runs 5 to 6 days. By 5.5 d, half has cleared, and about 3% remains once five half-lives (27.5 d) pass.
In SURMOUNT-1 over 72 weeks, the figure was 20.9% of body weight, compared with 3.1% on placebo.
Prices by the month, in US dollars: the list price plus self-pay offers, all taken from the maker's price page.
Sources: FDA label (DailyMed), Eli Lilly 1 2, cnbc.com.