Such % RSD estimate points to accurate and repeatable measurement, as it is known that lower % RSD values are associated with higher accuracy of analytical techniques
Tirzepatide is administered as a once-weekly subcutaneous injection, and unlike some oral medications, there are no specific timing restrictions regarding food or beverage consumption around the injection time
Caffeine, a major component of coffee, is a central nervous system stimulant that can impact various metabolic processes, including those related to antioxidant activity
doi: 10.1016/j.freeradbiomed.2007.02.015
While UK Athletics (UKA) and Farahs lawyers have maintained that these injections were well below the legal limit (athletes are allowed up to 50ml in a six-hour period, and Farah is reported to have had 13.5ml), when questioned in 2015 by the US Anti-Doping Association (USADA), Farah repeatedly denied having taken the controversial supplement
As of 2026, retatrutide is in Phase 3 clinical trials