Thymosin beta-4 and its fragments have been prohibited by the World Anti-Doping Agency at all times under Section S2 (growth factors and related peptides) since 2011, so TB-500 is a prohibited substance for athletes
But there's a catch that many men run into: losing weight rapidly without the right hormonal support and training stimulus can lead to muscle loss alongside fat loss, and that's where testosterone comes into play
Should you test positive for this gene variation, and find that you do indeed have issues relating to methylation, I recommend taking Rootcology MTHFR Pathways , as it contains ingredients (riboflavin, B6, methyl folate, B12, trimethylglycine, and L-serine) that support the metabolism of homocysteine and help maintain healthy homocysteine levels.* In my 2015 survey, 45 percent of people with Hashimotos said they felt better after adding methylation-supporting supplements to their regimen
Resistance training, such as body weight exercises or weightlifting, is also important here