l carnitine for hypothyroidism can causes elevated tsh pubmed Association between fatigue, peripheral serotonin, and L-carnitine in and in chronic fatigue syndrome The effects of L-carnitine supplementation – l-carnitine and underactive thyroid acetyl-l-carnitine

In conclusion, our data reveal that targeting estrogen-regulated SLC7A11 and SLC3A2 enhances ferroptosis in ER+ breast cancer, offering a novel therapeutic option for patients with ER+ breast cancer, particularly those with endocrine resistance

That doesnt mean stop using it but it just means be extra diligent with your notes

Free radicals lead to oxidative stress, which not only speeds up aging but can also trigger bigger health concerns

doi:10.1016/j.jep.2012.01.032 81

Additionally, these medications improve insulin secretion from the pancreas in response to meals and reduce glucagon release, helping to stabilize blood glucose levels

at the time the study was conducted