Peptide Calculator

Injectable + Oral Equivalent

Use our calculator to accurately determine dosing for both oral and injectable peptides — fast, simple, and reliable.

How does it work

*Educational tool only. Not medical advice. For research purposes. Not for human consumption.

1.

Select or input peptide

Select a peptide to see details.

2.

Desired dose per injection

0.1 mg = 100 mcg (μg)
Common doses: 250 mcg, 500 mcg

3.

Total peptide content in vial (mg)

Common vial sizes: 2mg, 5mg, 10mg — check your label

4.

Bacteriostatic water (ml)

Typically 1–3 ml. Use less for higher concentration

Result

Complete all steps to see results

Peptide dose —
Your Vial Contains —
Solution Concentration —
10 20 30 40 50 60 70 80 90 100
Draw to — units
—

Equivalent Oral Dose

Oral Dose —
Frequency —
Delivery System —

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Oral bioavailability is significantly lower than injection. This range accounts for the absorption difference.

STEP 4: FIND A TRUSTED SUPPLIER

You've found your dose.
Now find the best brand.

We've reviewed and ranked Peptide brands across purity, pricing, third-party testing, and trust. Independent. No sponsorships.

See the Peptide Brand Rankings

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