Cheapest IGF-1 LR3 prices: best $/mg after codes
Growth HormoneAlso known as: Long R3 IGF-1
Long R3 IGF-1 analog; matched only to explicit LR3 products, not DES or media-grade IGF variants.
Cheapest IGF-1 LR3 right now
$71.99/mg at Main Peptides
Cheapest IGF-1 LR3 right now: $71.99/mg at Main Peptides (1 mg) after code PEPTIDEPUB. Updated July 22, 2026.
| Vendor | Testing | Size | Price | $/unit | Deal |
|---|---|---|---|---|---|
Main PeptidesBEST $/MG | 3/7 tested | 1 mg | $71.99 $79.99 | $71.99/mg | |
Mile High Compounds | 6/7 tested | 1 mg | $71.99 $79.99 | $71.99/mg | |
Viper Peptides | 3/7 tested | 1 mg | $76.49 $89.99 | $76.49/mg | |
Valkyrie Peptides | 3/7 tested | 1 mg | $85.50 $95 | $85.50/mg | |
World Wide Peptides | 7/7 tested | 1 mg | $376.20 $396 | $376.20/mg | |
World Wide Peptides | 7/7 tested | 0.1 mg | $102.60 $108 | $1026/mg |
Prices are for research materials sold for laboratory use only. PeptidePub may earn a commission from vendor links or codes at no cost to you. This does not affect testing grades or rankings — those are based on independent lab data. See our methodology.
Watch IGF-1 LR3 prices
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Cheapest IGF-1 LR3 price FAQ
What's the cheapest IGF-1 LR3?
The cheapest IGF-1 LR3 right now is $71.99/mg at Main Peptides for the 1 mg option, after code PEPTIDEPUB.
How is IGF-1 LR3 price per mg calculated?
PeptidePub normalizes each vial by dividing the effective checkout price by the listed size in mg. That lets different vial sizes sit in one cheapest-first comparison.
Are discount codes included in these prices?
Yes. When a vendor has a confirmed code percent in the catalog, PeptidePub applies that discount before calculating effective price and effective price per unit. Codes without a confirmed percent are shown, but they are not used to lower the calculated price.
How often are prices updated?
The catalog is refreshed daily from vendor data sweeps, and the page reflects the current catalog values at build time. When vendor pricing or codes change, the comparison and cheapest-offer answer update from the same source data.
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