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IGF-1 LR3 vs Tesamorelin

Which should you choose? Here's what you need to know.

The short answer

IGF-1 LR3 and Tesamorelin are both growth hormone peptides, but they work differently. A modified version of IGF-1 with an extended half-life due to an arginine substitution. Studied for its potent growth-promoting and anabolic effects. A growth hormone-releasing hormone (GHRH) analog FDA-approved as Egrifta for HIV-associated lipodystrophy. Stimulates natural GH production. Compare vendor pricing and availability below.

IGF-1 LR3

Growth Hormone

A modified version of IGF-1 with an extended half-life due to an arginine substitution. Studied for its potent growth-promoting and anabolic effects.

Tesamorelin

Growth Hormone

A growth hormone-releasing hormone (GHRH) analog FDA-approved as Egrifta for HIV-associated lipodystrophy. Stimulates natural GH production.

Price & availability

Once you've decided which peptide fits your needs, here's how they compare on price and vendor options.

IGF-1 LR3
Tesamorelin
$10.00
Starting from
$29.99
$237.75
Avg. price per mg
$14.89
35
Vendors selling it
51
33 options
In stock now
74 options
9.1/10
Top trust score
9.0/10
0
Purity tests on file
0

Ready to buy?

Our top-rated vendor for each, based on trust scores, purity testing, and price.

Best IGF-1 LR3 Vendor

Eros Peptides
Eros Peptides
6.9/10

$39.99(1mg)

Best Tesamorelin Vendor

Aavant Research
Aavant Research
8.7/10

$60.00(10mg)

See all IGF-1 LR3 vendorsSee all Tesamorelin vendors

Where does this data come from?

We check vendor prices every day and pull in real purity test results from independent labs — not vendor claims. No vendor can pay to rank higher. See our full methodology.