P21 10 mg vial price
P21 10 mg vials are listed by 12 vendors. They typically run $87.99 to $198.00, with a median of $114.50, across the 10 showing an exact in-stock price. Last read Nov 1, 2026. This page also shows 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 $114.50 a vial, or $11.45 per mg, across the 10 vendors with an exact, in-stock price.
Median unchanged from Oct 31, 2026.Testing checks: outside lab · HPLC purity · mass spec identity · batch COA · lab named
- Disguised AlphaP21 (BDNF)$59.99
- TydesP21 (P021) 10mg$74.99
- Skye PeptidesP21 (P021)$79.00
- $87.99
- PSPeptidesP21 (1 Vial) (10MG)$89.99
- Luxe PeptidesP21 (10mg)$110.00
- Protide HealthP21 10mg$110.00
- Pure Health PeptidesP-21 (Adamantane)$119.00Size not stated by the vendor
- Verified PeptidesP21 (P021)$119.00
- TrueLab PeptidesP21/P021 (10mg)$130.00
- Alpha OmegaP21 - 10mg$198.00
- $198.00
| Vendor | Size | Price | Per mg | Availability | Checked | Link |
|---|---|---|---|---|---|---|
| Disguised Alpha P21 (BDNF) | 10 mg | $59.99 | $6.00 | out of stock | Oct 31, 2026 | View°code PEPTIDEDECODING saves 10% |
| Tydes P21 (P021) 10mg | 10 mg | $74.99 | $7.50 | out of stock | Oct 31, 2026 | View |
| Skye Peptides P21 (P021) | 10 mg | $79.00 | $7.90 | in stock | Oct 31, 2026 | View |
| Peptide Warehouse P21 | 10 mg | $87.99 | $8.80 | in stock | Oct 31, 2026 | View |
| PSPeptides P21 (1 Vial) (10MG) | 10 mg | $89.99 | $9.00 | in stock | Oct 31, 2026 | View°code PEPTIDEDECODING saves 10% |
| Luxe Peptides P21 (10mg) | 10 mg | $110.00 | $11.00 | in stock | Oct 17, 2026 | View |
| Protide Health P21 10mg | 10 mg | $110.00 | $11.00 | in stock | Oct 31, 2026 | View |
| Pure Health Peptides P-21 (Adamantane) | 10 mg | $119.00Size not stated by the vendor | $11.90 | in stock | Sep 28, 2026 | View |
| Verified Peptides P21 (P021) | 10 mg | $119.00 | $11.90 | in stock | Oct 31, 2026 | View |
| TrueLab Peptides P21/P021 (10mg) | 10 mg | $130.00 | $13.00 | in stock | Oct 24, 2026 | View |
| Alpha Omega P21 - 10mg | 10 mg | $198.00 | $19.80 | in stock | Oct 31, 2026 | View |
| Simple Peptide P21 | 10 mg | $198.00 | $19.80 | in stock | Nov 1, 2026 | View |
We earn from these links. It never changes a price or a position here.
- Disguised Alpha: Stock not shown, left out of the range
- Tydes: Stock not shown, left out of the range
Where the price has been
Market median at 10 mg: $11.90 per mg on Aug 26, 2026, $11.45 on Nov 5, 2026, 10 stores comparable today.
| Date | Median per mg | Low per mg | Stores |
|---|---|---|---|
| Nov 5, 2026 | $11.45 | $7.90 | 10 |
| Oct 31, 2026 | $11.45 | $7.90 | 10 |
| Oct 24, 2026 | $11.45 | $7.90 | 10 |
| Oct 22, 2026 | $11.90 | $7.90 | 9 |
| Oct 21, 2026 | $11.90 | $7.90 | 9 |
| Oct 20, 2026 | $11.90 | $7.90 | 9 |
| Oct 19, 2026 | $11.45 | $7.90 | 8 |
| Oct 18, 2026 | $11.90 | $7.90 | 7 |
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
| Dose | 1 mL water | 2 mL water | 3 mL water |
|---|---|---|---|
| 250 mcg | 2.5 units 40 doses/vial | 5.0 units 40 doses/vial | 7.5 units 40 doses/vial |
| 750 mcg | 7.5 units 13 doses/vial · 0.25 mg left over | 15.0 units 13 doses/vial · 0.25 mg left over | 22.5 units 13 doses/vial · 0.25 mg left over |
Calculating for
P21
Printed on the vial.
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.
Multi-vendor comparison is a Pro feature.
Daily is 7. Twice weekly is 2.
Your plan for P21
Nothing left over