A meta-analysis found that L-carnitine supplementation was associated with reduced muscle soreness and lower levels of muscle damage markers, such as creatine kinase and myoglobin, in the 24 hours following exercise
It is important to note that while these diabetes drugs have shown potential for weight loss, their off-label use for weight management should be discussed with a healthcare provider
The second, more complicated, reason your arm hurts is due to how your whole body responds to a vaccine
This is especially important for those who are following a weight-gain protein powder or high-protein diet
More and larger studies would be needed
Perhaps due to potential toxicity associated with methionine supplementation, to our knowledge no published studies have looked into the use of methionine on exercise performance in either humans or animals