Checked October 21, 2026 · 50 vendors

IGF-1 LR3 for sale: prices from 50 vendors (October 2026)

Modified insulin-like growth factor 1 (83 amino acids) widely used in cell-culture media. Where to buy it for research: every US vendor we track that sells IGF-1 LR3, cheapest per milligram first, with COA status. The lowest in-stock price this week is $30.00/mg at Bulk Peptide Supply.

Lowest per mg: $30.00; Bulk Peptide Supply
Median per mg: $80.00; 47 in stock
Cheapest with COA: —; none yet
Vendor publishes COAs: 0%; of in-stock offers

IGF-1 LR3 prices, cheapest per mg

▼ cheaper / ▲ dearer than last week

1
Bulk Peptide Supply4.0
IGF-1 LR3 1mg
No COA
$30.00
1 mg
$30.00/mg
New
Check price
bulkpeptidesupply.com
2
Go Alpha Labs4.2
IGF-1 LR3 1mg
No COA
$46.89~~$66.99~~
1 mg
$46.89/mg
New
Check price
goalphalabs.com
3
Recon Peptides1.0
IGF-1 LR3 1mg
No COA
$55.00
1 mg
$55.00/mg
New
Check price
reconpeptides.com
4
Glacier Aminos6.4
IGF-1 LR3 1mg
No COA
$58.49~~$64.99~~
1 mg
$58.49/mg
New
Check price
glacieraminos.shop
5
Swiss Chems7.2
IGF-1 LR3 1mg
No COA
$59.96~~$105~~
1 mg
$59.96/mg
New
Check price
swisschems.is
6
Modified Aminos6.5
IGF-1 LR3 1mg
No COA
$59.99
1 mg
$59.99/mg
New
Check price
modifiedaminos.shop
7
Southern Aminos2.5
IGF-1 LR3 1mg
No COA
$60.00~~$75.00~~
1 mg
$60.00/mg
New
Check price
southernaminos.com
8
Alpha Omega Peptide1.0
IGF-1 LR3 1mg
No COA
$60.00
1 mg
$60.00/mg
New
Check price
alphaomegapeptide.com
9
Modern Aminos5.5
IGF-1 LR3 1mg
No COA
$64.00
1 mg
$64.00/mg
New
Check price
modernaminos.com
10
Peptide Crafters3.5
IGF-1 LR3 1mg
No COA
$65.00
1 mg
$65.00/mg
New
Check price
peptidecrafters.com
11
Liberty Peptides3.5
IGF-1 LR3 1mg
No COA
$65.00
1 mg
$65.00/mg
New
Check price
libertypeptides.com
12
Oasis Labs6.0
IGF-1 LR3 1mg
No COA
$67.00
1 mg
$67.00/mg
New
Check price
myoasislabs.com
13
FRO Peptides5.0
IGF-1 LR3 1mg
No COA
$69.99
1 mg
$69.99/mg
New
Check price
fropeptides.com
14
Elite Peptides1.5
IGF-1 LR3 1mg
No COA
$69.99
1 mg
$69.99/mg
New
Check price
elitepeptides.com
15
Peptide Plugs8.1
IGF-1 LR3 1mg
No COA
$70.00
1 mg
$70.00/mg
New
Check price
peptideplugs.com
16
Amino USA4.7
IGF-1 LR3 1mg
No COA
$70.00
1 mg
$70.00/mg
New
Check price
aminousa.com
17
AminoVault4.0
IGF-1 LR3 1mg
No COA
$74.80~~$88.00~~
1 mg
$74.80/mg
New
Check price
aminovault.com
18
Arctic Lab Supply6.0
IGF-1 LR3 1mg
No COA
$74.99
1 mg
$74.99/mg
New
Check price
arcticlabsupply.com
19
Nura Peptide6.0
IGF-1 LR3 1mg
No COA
$75.00
1 mg
$75.00/mg
New
Check price
nurapeptide.com
20
Royal Peptides4.5
IGF-1 LR3 1mg
No COA
$78.00
1 mg
$78.00/mg
New
Check price
royal-peptides.com
21
Hello Stacks6.0
IGF-1 LR3 1mg
No COA
$79.00
1 mg
$79.00/mg
New
Check price
hellostacks.com
22
NuScience Peptides3.5
IGF-1 LR3 1mg
No COA
$79.99~~$85.00~~
1 mg
$79.99/mg
New
Check price
nusciencepeptides.com
23
Loti Labs3.0
IGF-1 LR3 1mg
No COA
$79.99
1 mg
$79.99/mg
New
Check price
lotilabs.com
24
Peptides Source5.0
IGF-1 LR3 1mg
No COA
$80.00
1 mg
$80.00/mg
New
Check price
peptidessource.com
25
Certified Peptides5.7
IGF-1 LR3 1mg
No COA
$80.00
1 mg
$80.00/mg
New
Check price
certified-pep.com
26
Elite Research USA7.0
IGF-1 LR3 1mg
No COA
$84.99
1 mg
$84.99/mg
New
Check price
eliteresearchlab.com
27
American Peptides7.6
IGF-1 LR3 1mg
No COA
$85.00
1 mg
$85.00/mg
New
Check price
americanpeptides.us
28
Polaris Peptides1.0
IGF-1 LR3 1mg
No COA
$85.00
1 mg
$85.00/mg
New
Check price
polarispeptides.com
29
Paramount Peptides4.5
IGF-1 LR3 1mg
No COA
$85.00
1 mg
$85.00/mg
New
Check price
paramountpeptides.com
30
Atomik Labz1.0
IGF-1 LR3 1mg
No COA
$85.00
1 mg
$85.00/mg
New
Check price
atomiklabzpeptides.com
31
GenX Bio1.0
IGF-1 LR3 1mg
No COA
$85.00
1 mg
$85.00/mg
New
Check price
genx.bio
32
Protide Health6.5
IGF-1 LR3 1mg
No COA
$85.00
1 mg
$85.00/mg
New
Check price
protidehealth.com
33
Blue Sky Peptide2.5
IGF-1 LR3 1mg
No COA
$85.77
1 mg
$85.77/mg
New
Check price
blueskypeptide.com
34
PSPeptides7.0
IGF-1 LR3 1mg
No COA2 sizes: 100 mcg $24.99 · 1 mg $89.99
$89.99
1 mg
$89.99/mg
New
Check price
Code CHECKED · $80.99
35
Alpha Pro Peptides7.5
IGF-1 LR3 1mg
No COA
$89.99
1 mg
$89.99/mg
New
Check price
alphapropeptides.com
36
Peptide Pros2.0
IGF-1 LR3 1mg
No COA
$89.99~~$126~~
1 mg
$89.99/mg
New
Check price
peptidepros.net
37
Ion Peptide6.3
IGF-1 LR3 1mg
No COA
$90.00
1 mg
$90.00/mg
New
Check price
ionpeptide.com
38
Pura Peptides1.0
IGF-1 LR3 1mg
No COA
$99.00~~$125~~
1 mg
$99.00/mg
New
Check price
purapeptides.com
39
YourFitnessPeptides4.5
IGF-1 LR3 1mg
No COA2 sizes: 100 mcg $29.82 · 1 mg $101
$101~~$112~~
1 mg
$100.85/mg
New
Check price
yourfitnesspeptides.com
40
Cernum Biosciences2.5
IGF-1 LR3 1mg
No COA
$105
1 mg
$104.99/mg
New
Check price
cernumbiosciences.com
41
Direct Peptides1.0
IGF-1 LR3 1mg
No COA
$109
1 mg
$109.00/mg
New
Check price
directpeptides.com
42
Warrior Makers6.1
IGF-1 LR3 1mg
No COA
$129
1 mg
$129.00/mg
New
Check price
warrior-makers.com
43
Sports Technology Labs5.5
IGF-1 LR3 1mg
No COA
$135~~$150~~
1 mg
$134.99/mg
New
Check price
sportstechnologylabs.com
44
Biotech Peptides3.0
IGF-1 LR3 1mg
No COA2 sizes: 100 mcg $27.00 · 1 mg $145
$145
1 mg
$145.00/mg
New
Check price
biotechpeptides.com
45
Core Peptides6.5
IGF-1 LR3 1mg
No COA2 sizes: 100 mcg $28.00 · 1 mg $150
$150
1 mg
$150.00/mg
New
Check price
corepeptides.com
46
Based Research4.0
IGF-1 LR3 1mg
No COA
$180
1 mg
$180.00/mg
New
Check price
based-research.com
47
Raw Amino1.0
IGF-1 LR3 1mg
No COA
$230
1 mg
$230.00/mg
New
Check price
rawamino.com
–
Kits4less1.0
IGF-1 LR3 1mg
No COAOut of stock
$60.00~~$65.00~~
1 mg
$60.00/mg
New
Check price
kits4less.com
–
Verified Peptides6.0
IGF-1 LR3 1mg
No COAOut of stock
$65.00
1 mg
$65.00/mg
New
Check price
verifiedpeptides.com
–
LabFirst Peptides6.0
IGF-1 LR3 1mg
No COAOut of stock
$95.00
1 mg
$95.00/mg
New
Check price
labfirstpeptides.com

Prices are the vendor's list price for one vial on the check date, in USD, before shipping. Ranked by price per mg; vendors that only sell multi-vial kits are listed after single-vial prices, at the per-vial price; sponsorship never changes the order. Links marked "Check price" may earn us a commission.

IGF-1 LR3 price history

Price history starts with our first weekly check. Each re-check adds a point here, so the chart fills in week by week.

Research use only. The compounds referenced on this page are sold for laboratory research purposes only. They are not drugs, foods, cosmetics or dietary supplements, and they are not approved by the FDA for human or veterinary use. Nothing on this page is medical advice. PeptideChecked does not sell peptides, does not provide dosing guidance, and does not recommend the use of any compound in humans.

FAQ

IGF-1 LR3 price questions

Where can I buy IGF-1 LR3 for research?

We track 47 US vendors with IGF-1 LR3 in stock as of October 21, 2026, listed above from cheapest per mg. Before ordering, open the vendor's review for its testing record and check that a COA exists for the exact lot. IGF-1 LR3 sold this way is labeled for laboratory research only.

Where is IGF-1 LR3 cheapest?

On October 21, 2026, the lowest IGF-1 LR3 price per mg among in-stock vendors was Bulk Peptide Supply at $30.00/mg ($30.00 for 1 mg).

How much does IGF-1 LR3 cost per mg?

The median across 47 in-stock vendors was $80.00 per mg on October 21, 2026, with a range of $30.00 to $230.00.

How often are IGF-1 LR3 prices checked?

Weekly. We read each IGF-1 LR3 price from the vendor's own product page and save every check, so each row shows the change since last week. The last check was October 21, 2026.

What does the COA badge mean on IGF-1 LR3 listings?

The vendor publishes certificates of analysis (lab reports) for its products on its own site. 0% of the in-stock offers above come from vendors that do. Check that a report exists for the exact product and lot you order: a COA shows what a lab measured for one batch, not a guarantee about the vial you receive.