Peptide Decoding

PDA (Pentadeca Arginate) 10 mg vial

Prices from 3 vendors, and how much to draw for the commonly cited doses.

What a 10 mg vial costs

Every vendor we track that lists this exact size, cheapest first. Sort order is price only; affiliate status never changes it.

Median $4.40, or $4.40 per mg, across the 3 vendors with an exact, in-stock price.

Testing checks: outside lab · HPLC purity · mass spec identity · batch COA · lab named

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All sizes10 mg100 mg

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How to mix a 10 mg vial

Find the column for the amount of water you added to the vial. The number is how far to draw on a U-100 insulin syringe, where 100 units is 1 mL. This is arithmetic on the label, not a recommended dose.

How to read an insulin syringe · How much water to add

Dose1 mL water2 mL water3 mL water
0.25 mg2.5 units
40.0 doses/vial
5.0 units
40.0 doses/vial
7.5 units
40.0 doses/vial
0.5 mg5.0 units
20.0 doses/vial
10.0 units
20.0 doses/vial
15.0 units
20.0 doses/vial
No figure1-2x dailyhalf-life Nothing published

Printed on the vial.

Commonly referenced range: 0.25 up to 0.5 mg per day (start low, increase slowly)Community practice

iPeptide Decoding does not recommend a dose. Enter the amount your clinician gave you, or pick a value from the reference range to model.

Same dose, different draw. Pick whichever is easiest to measure.

YOUR DRAW10 / 100 units

Multi-vendor comparison is a Pro feature.

Daily is 7. Twice weekly is 2.

Decoded

Your plan for PDA (Pentadeca Arginate)

Dose
250 mcg
Syringe draw
10units
Concentration
2.5mg/mL
Doses per vial
20
Cost per dose
$2.95
Monthly cost
$89.72
Current supply lasts
0.7months
Reorder by
Oct 19, 2026