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Side-by-side comparison

BPC-157

Cellular PeptideSafety 7/10

Tissue repair research

vs

Thymosin Alpha-1

Cellular PeptideSafety 8/10

Immune-modulation research

BPC-157
Thymosin Alpha-1
Cheapest price
$26.96 /10mg
$18.75 /5mg
Vendors stocking
32
18
Safety rating
7/10
8/10
Mol. weight
1,419.5 g/mol
3,108.3 g/mol
Administration
Subcutaneous injection / Intramuscular injection
Subcutaneous injection

Price Comparison — 2026

BPC-157

VendorPrice
Puratek Peptides$26.96 /10mgBuy →
Peptyx Labs$32.00 /10mgBuy →
Optimum Formula$34.19 /10mgBuy →
Ascension Peptides$35.00 /10mgBuy →
NeuroLabs$40.50 /10mgBuy →
Holas$44.10 /10mgBuy →
+26 more vendors →

Thymosin Alpha-1

VendorPrice
Ascension Peptides$18.75 /5mgBuy →
Optimum Formula$20.25 /5mgBuy →
Hydro Research$26.00 /5mgBuy →
Amino Club$31.99 /5mgBuy →
Polar Peptides$32.40 /5mgBuy →
SomaChems$39.99 /5mgBuy →
+12 more vendors →

Vendors Carrying Both

17 vendors stock both BPC-157 and Thymosin Alpha-1 — convenient if you want to bundle an order.

Ascension PeptidesBPC-157: $35.00Thymosin Alpha-1: $18.75Visit →
Optimum FormulaBPC-157: $34.19Thymosin Alpha-1: $20.25Visit →
Hydro ResearchBPC-157: $52.00Thymosin Alpha-1: $26.00Visit →
Amino ClubBPC-157: $63.98Thymosin Alpha-1: $31.99Visit →
Polar PeptidesBPC-157: $63.00Thymosin Alpha-1: $32.40Visit →
SomaChemsBPC-157: $63.98Thymosin Alpha-1: $39.99Visit →
Modern AminosBPC-157: $76.00Thymosin Alpha-1: $44.00Visit →
Apex Peptide SupplyBPC-157: $68.99Thymosin Alpha-1: $44.99Visit →
Pinnacle Peptide LabsBPC-157: $76.49Thymosin Alpha-1: $46.75Visit →
Pantheon PeptidesBPC-157: $77.76Thymosin Alpha-1: $48.60Visit →
Evolve PeptidesBPC-157: $46.67Thymosin Alpha-1: $51.00Visit →
Liv Pure WellnessBPC-157: $75.99Thymosin Alpha-1: $55.00Visit →
LeoLab RxBPC-157: $100.00Thymosin Alpha-1: $60.00Visit →
BioLongevity LabsBPC-157: $99.97Thymosin Alpha-1: $64.98Visit →
Biotech PeptidesBPC-157: $92.00Thymosin Alpha-1: $65.00Visit →
Core PeptidesBPC-157: $97.00Thymosin Alpha-1: $74.50Visit →
PeptuviaBPC-157: $112.00Thymosin Alpha-1: $147.50Visit →

Safety Notes

BPC-157

FDA: Not FDA-approved (Category 2)

Extensive preclinical safety; 3 small human studies with zero adverse events; naturally derived gastric peptide

Thymosin Alpha-1

FDA: Approved in 30+ countries

11,000+ patients in 30+ trials; well-tolerated; approved as Zadaxin globally; excellent safety record

Explore Further

BPC-157

Full profile →Cheapest deals →

Thymosin Alpha-1

Full profile →Cheapest deals →
All current deals →Browse all peptides →
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