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Tesamorelin

Belly fat, metabolic health

The only GH peptide with full FDA approval for therapeutic use. Approved for reducing belly fat.

In Plain English

FDA-approved to shrink dangerous belly fat. Also studied for brain health and liver fat. The gold standard.

A / B

At a glance

FDA-approved for belly fat in one group. The expensive one. Evidence grade A / B on an A-to-D scale.

HOW IT IS TAKEN
Under the skin at night
HOW OFTEN
Daily
HOW LONG
3 to 6 months in trials
TESTED SPORT
Banned

Reported practice from trials and the community, not a recommendation for anyone.

What Researchers Have Studied It For

+FDA-approved for belly fat
+Visceral fat reduction
+Liver fat (NAFLD)
+Cognitive function
+IGF-1 normalization
Molecular Weight
5136 Da
Half-Life
~35 minutes
Source
44 amino acid stabilized GHRH
Storage
Keep frozen as powder. Refrigerate once mixed.
Category
Growth Hormone

Published Research

Tesamorelin reduces liver fat
Hepatology (2019)

Common questions about Tesamorelin

What is Tesamorelin used for?

Researchers have studied Tesamorelin for fda-approved for belly fat, visceral fat reduction, liver fat (nafld), and more. In plain terms: FDA-approved to shrink dangerous belly fat. Also studied for brain health and liver fat. The gold standard.

Is Tesamorelin FDA-approved?

Yes, for one use: reducing belly fat in people with HIV-related fat buildup. Every other use is off-label.

How is Tesamorelin usually taken?

The commonly reported pattern is under the skin at night, daily, for 3 to 6 months in trials. That describes reported practice from trials and the community. It is not a recommendation for anyone, and several of these compounds interact with common medications.

How strong is the evidence for Tesamorelin?

Grade A / B on this site's A-to-D scale. A means approved as a medicine somewhere, with large controlled trials behind that use. FDA-approved for belly fat in one group. The expensive one.

Is Tesamorelin banned in drug-tested sport?

Yes. Tesamorelin is on the World Anti-Doping Agency prohibited list. Anyone who competes in a sport with drug testing, from college athletics to fitness competitions, can fail a test for it.

How long does Tesamorelin stay in the body?

The half-life, the time for half a dose to leave the body, is about ~35 minutes. A short half-life means it wears off fast and is taken more often; a long one means once a week can be enough. Stored as a dry powder it keeps for months in the fridge; once mixed with water it is used within a few weeks.

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Go deeper on Tesamorelin in The Peptide Course
How people commonly use it, what they notice, side effects, who stays away, and how good the evidence really is. Plus how to buy a vial that is actually Tesamorelin, and how to mix it. Six lessons are free.
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Research-use disclaimer — Tesamorelin is referenced here for research education only. It is not approved by the FDA for human consumption, treatment, cure, or diagnosis of any condition. Nothing on this page is medical advice. Consult a licensed physician for anything related to your health.