Peptide Referee

American Peptides review: is it legit?

Live Transparency score 47/100* Checked Oct 15, 2026. Visit americanpeptides.us

Our findings in brief

In short: American Peptides scores 47/100 on the 5 of 6 checks we could complete, higher than 47% of the 192 active vendors we track. It isn't ranked until all six checks are complete (5 of 6 so far).

We haven't lab-tested anything from American Peptides, so this covers public evidence only, not product quality. As of Oct 15, 2026:

What checks out

What's missing or unverified

Across 39 peptides that at least three vendors sell, its best prices are typically 45% above the median (3 of 39 below). Compare its prices.

At a glance

Website
americanpeptides.us
Status
Live
Domain registered
Feb 21, 2026 (7 months ago)
Registrar
GoDaddy.com, LLC
Domain expires
Feb 21, 2029
First archived
Apr 7, 2026
Shop platform
Shopify
Ships to (stated)
US
Payment (stated)
Not stated
COAs
Generic COAs only
Research-use disclaimer
Yes
Traffic rank (Tranco)
999,022 (1 = the most visited site)

Transparency checks

Six checks of public information, worth 100 points. The score measures openness, not product quality. How we score.

CheckWhat we foundPointsEvidence
Domain age Registered Feb 21, 2026 (7 months old) 5/20 Registry record
Public certificates of analysis Only generic or sample COAs are public 12/25 COA page
Independent lab named on COAs No independent lab named 0/10 —
Business identity Company name (American Peptides LLC) and address published 15/15 Company name · Address
Shipping, refund and terms pages All three found 15/15 Shipping · Terms
Card or PayPal payment (buyer protection) Payment methods not stated publicly 0/15 —

Total: 47/100. One check couldn't be completed and scores 0 until we can verify it.

American Peptides prices compared

The lowest price per milligram at American Peptides for each peptide, against the median listing across all vendors we track. Rank 1 = cheapest vendor for that peptide.

Peptide American Peptides $/mg Median $/mg vs median Price rank
GHK-Cu $0.750/mg $0.590/mg +27% 66th of 91
BPC-157 $6.67/mg $5.28/mg +26% 65th of 82
Tesamorelin $9.50/mg $6.62/mg +43% 65th of 78
TB-500 $10.00/mg $6.17/mg +62% 69th of 80
Ipamorelin $8.00/mg $5.42/mg +48% 65th of 77
NAD+ $0.200/mg $0.100/mg +100% 64th of 70
MOTS-c $4.00/mg $3.45/mg +16% 56th of 81
PT-141 (bremelanotide) $6.00/mg $4.00/mg +50% 60th of 66
Semax $6.50/mg $3.58/mg +82% 54th of 57
Melanotan II $5.50/mg $3.50/mg +57% 56th of 60
KPV $6.00/mg $4.60/mg +30% 50th of 67
SS-31 (elamipretide) $4.30/mg $3.55/mg +21% 32nd of 47
Selank $6.50/mg $3.98/mg +63% 49th of 57
Epitalon $6.00/mg $3.00/mg +100% 71st of 75
Sermorelin $12.00/mg $7.50/mg +60% 59th of 62
DSIP $11.00/mg $5.10/mg +116% 60th of 64
Glutathione $0.113/mg $0.047/mg +143% 55th of 57
AOD-9604 $12.00/mg $8.80/mg +36% 45th of 56
Kisspeptin-10 $6.00/mg $5.28/mg +14% 33rd of 49
Thymosin Alpha-1 $12.50/mg $6.50/mg +92% 55th of 61
Pinealon $3.00/mg $3.30/mg −9% 10th of 39
Melanotan I $5.50/mg $3.41/mg +61% 37th of 38
ARA-290 (cibinetide) $8.20/mg $4.63/mg +77% 46th of 48
Dihexa $28.00/mg $18.80/mg +49% 5th of 5
IGF-1 LR3 $85.00/mg $70.80/mg +20% 32nd of 51
CJC-1295 + Ipamorelin blend $7.50/mg $5.20/mg +44% 39th of 47
Thymalin $3.50/mg $3.50/mg at the median 10th of 22
Humanin $15.00/mg $9.09/mg +65% 11th of 11
5-Amino-1MQ $1.60/mg $2.90/mg −45% 20th of 57
CJC-1295 without DAC (Mod GRF 1-29) $11.00/mg $6.80/mg +62% 60th of 67
P21 $24.00/mg $7.75/mg +210% 11th of 11
PE-22-28 $7.00/mg $5.00/mg +40% 22nd of 23
Prostamax $3.00/mg $3.00/mg at the median 8th of 11
Semax + Selank blend $7.00/mg $4.81/mg +45% 19th of 19
Snap-8 $5.50/mg $3.05/mg +80% 33rd of 33
Tesamorelin + Ipamorelin blend $9.33/mg $7.09/mg +32% 33rd of 37
Testagen $3.00/mg $2.35/mg +28% 9th of 12
Vesugen $3.00/mg $3.20/mg −6% 7th of 12
Vilon $3.00/mg $2.72/mg +10% 6th of 9

Price index: 1.45 (1.00 = market median; lower is cheaper), across 39 peptides sold by 3+ vendors.

All 50 American Peptides listings, with sizes and prices
Peptide Product Size Price $/mg vs median Stock Vendor's page
5-Amino-1MQ 5-AMINO-1MQ 50 mg $80 $1.60/mg −45% Out of stock View
AOD-9604 AOD-9604 5 mg $60 $12.00/mg +36% In stock View
ARA-290 (cibinetide) ARA-290 10 mg $82 $8.20/mg +77% Out of stock View
BPC-157 BPC-157 15 mg $100 $6.67/mg +26% In stock View
BPC-157 BPC-157 10 mg $80 $8.00/mg +52% In stock View
BPC-157 BPC-157 5 mg $60 $12.00/mg +127% In stock View
CJC-1295 + Ipamorelin blend CJC-1295 (NO DAC) + IPAMORELIN 20 mg $150 $7.50/mg +44% Out of stock View
CJC-1295 + Ipamorelin blend CJC-1295 (NO DAC) + IPAMORELIN 10 mg $90 $9.00/mg +73% Out of stock View
CJC-1295 without DAC (Mod GRF 1-29) CJC-1295 (NO DAC) 10 mg $110 $11.00/mg +62% In stock View
Dihexa DIHEXA 5 mg $140 $28.00/mg +49% In stock View
DSIP DSIP 5 mg $55 $11.00/mg +116% In stock View
Epitalon EPITHALON 10 mg $60 $6.00/mg +100% In stock View
GHK-Cu GHK-Cu (Copper Peptide) 100 mg $75 $0.750/mg +27% In stock View
GHK-Cu GHK-Cu (Copper Peptide) 50 mg $50 $1.00/mg +69% In stock View
Glutathione L-GLUTATHIONE 1500 mg $170 $0.113/mg +143% In stock View
Glutathione L-GLUTATHIONE 600 mg $75 $0.125/mg +168% Out of stock View
Humanin HUMANIN 10 mg $150 $15.00/mg +65% Out of stock View
IGF-1 LR3 IGF-1 LR3 1 mg $85 $85.00/mg +20% Out of stock View
Ipamorelin IPAMORELIN 10 mg $60 $6.00/mg +11% Out of stock View
Ipamorelin IPAMORELIN 5 mg $40 $8.00/mg +48% In stock View
Kisspeptin-10 KISSPEPTIN-10 10 mg $60 $6.00/mg +14% Out of stock View
KPV KPV 10 mg $60 $6.00/mg +30% In stock View
Melanotan I MELANOTAN-1 10 mg $55 $5.50/mg +61% In stock View
Melanotan II MELANOTAN-2 10 mg $55 $5.50/mg +57% In stock View
MOTS-c MOTS-C 40 mg $160 $4.00/mg +16% In stock View
MOTS-c MOTS-C 10 mg $100 $10.00/mg +190% In stock View
NAD+ NAD+ 500 mg $100 $0.200/mg +100% In stock View
NAD+ NAD+ 1000 mg $210 $0.210/mg +110% In stock View
P21 P-21 5 mg $120 $24.00/mg +210% In stock View
PE-22-28 PE-22-28 10 mg $70 $7.00/mg +40% In stock View
Pinealon PINEALON 20 mg $60 $3.00/mg −9% In stock View
Prostamax PROSTAMAX 20 mg $60 $3.00/mg median Out of stock View
PT-141 (bremelanotide) PT-141 10 mg $60 $6.00/mg +50% In stock View
Selank SELANK 10 mg $65 $6.50/mg +63% In stock View
Semax SEMAX 10 mg $65 $6.50/mg +82% In stock View
Semax + Selank blend SELANK + SEMAX · 5 mg / 5 mg 10 mg $70 $7.00/mg +45% In stock View
Sermorelin SERMORELIN 5 mg $60 $12.00/mg +60% In stock View
Snap-8 SNAP-8 10 mg $55 $5.50/mg +80% In stock View
SS-31 (elamipretide) SS-31 50 mg $215 $4.30/mg +21% In stock View
SS-31 (elamipretide) SS-31 30 mg $160 $5.33/mg +50% In stock View
SS-31 (elamipretide) SS-31 10 mg $70 $7.00/mg +97% In stock View
TB-500 TB-500 10 mg $100 $10.00/mg +62% In stock View
Tesamorelin TESAMORELIN 20 mg $190 $9.50/mg +43% In stock View
Tesamorelin TESAMORELIN 10 mg $120 $12.00/mg +81% In stock View
Tesamorelin + Ipamorelin blend TESAMORELIN + IPAMORELIN · 10 mg / 5 mg 15 mg $140 $9.33/mg +32% Out of stock View
Testagen TESTAGEN 20 mg $60 $3.00/mg +28% In stock View
Thymalin THYMALIN 20 mg $70 $3.50/mg median In stock View
Thymosin Alpha-1 THYMOSIN ALPHA-1 10 mg $125 $12.50/mg +92% In stock View
Vesugen VESUGEN 20 mg $60 $3.00/mg −6% Out of stock View
Vilon VILON 20 mg $60 $3.00/mg +10% Out of stock View

Prices come from each vendor's public product feed and were last fetched Oct 15, 2026. They exclude shipping and discounts. $/mg uses the labeled amount, not measured content. How we compare prices.

Alternatives to American Peptides

Live vendors selling the same peptides as American Peptides, ranked by transparency score. Payments from vendors never affect this order.

# Vendor Status Transparency Domain age COAs Ships to Prices tracked Lab tests
1 Pure Peptide Labs Live 90/100 12 months Batch COAs public US, worldwide 44 —
2 Peptidology Live 90/100 22 months Batch COAs public US 3 —
3 Eros Peptides Live 87/100 3.4 years Generic COAs only US 14 —
4 Nationwide Peptides Live 85/100 11 months Batch COAs public US 38 —
5 Mile High Compounds Live 85/100 15 months Batch COAs public US, worldwide 2 —

American Peptides compared head to head

Is something wrong?

If you run American Peptides, or you have evidence that something here is out of date, email [email protected] with a link to the evidence. We re-check within five business days and log every change on our corrections page.

Evidence we used (22)