Side-by-side comparison
LL-37
Safety 6/10vs
BPC-157
Cellular PeptideSafety 7/10Tissue repair research
LL-37
BPC-157
Cheapest price
$27.50 /5mg
$26.96 /10mg
Vendors stocking
12
32
Safety rating
6/10
7/10
Mol. weight
—
1,419.5 g/mol
Administration
Topical
Subcutaneous injection / Intramuscular injection
Price Comparison — 2026
LL-37
VendorPrice
BPC-157
VendorPrice
Vendors Carrying Both
11 vendors stock both LL-37 and BPC-157 — convenient if you want to bundle an order.
Safety Notes
LL-37
FDA: Not FDA-approved
Endogenous cathelicidin; naturally occurring; potential pro-inflammatory at very high doses only
BPC-157
FDA: Not FDA-approved (Category 2)
Extensive preclinical safety; 3 small human studies with zero adverse events; naturally derived gastric peptide
