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The era of medication-induced weight loss comparable to bariatric surgery is arriving
Cortisol is a stress hormone that, when chronically elevated, promotes fat storage (particularly visceral fat), breaks down muscle tissue, impairs sleep, and suppresses immune function
Legal Status Buy BPC-157 TB-500 UK Not controlled substances in the UK Legal to purchase for laboratory research purposes Astra Labs fully research-use-only compliant Not approved for human consumption Not licensed medicines no MHRA authorisation For the full legal breakdown on UK peptide law in 2026, see our dedicated guide: Are Peptides Legal in the UK
TB-500 is a synthetic peptide modeled after thymosin beta-4 and is frequently studied for its influence on cell migration, actin regulation, and muscle repair processes
In longer studies, around half of the participants lost 15% of their body weight at 68 weeks, and nearly a third lost 20%
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