Calculators

DSIP calculators

Reconstitution, dose, mg ↔ units, and vial duration — pre-filled with a 5 mg / 2 mL DSIP example. Switch tabs to run each one.

Concentration

2.50 mg/mL

Draw (units)

8.00

Draw (mL)

0.080

Doses / vial

25

How the DSIP reconstitution calculator works

A 5 mg DSIP vial mixed with 2 mL of bacteriostatic water gives 2.5 mg/mL. A 200 mcg dose pulls 0.08 mL or 8 units. The vial covers 25 doses — about 5 weeks at the 5-nights-weekly cadence common in sleep protocols.

One DSIP-specific failure mode worth knowing before you use the reconstitution math: Neglecting to track sleep quality metrics, thereby missing subtle but important changes in sleep architecture. Can DSIP be mixed with other peptides? Some users explore combining different peptides in the same syringe, a practice known as stacking. However, it's important to research the chemical compatibility of any peptides before mixing them to avoid potential degradation or unwanted reactions.

Vial size, diluent volume, and dose are the three inputs that genuinely change the answer. Doses-per-vial is a derived output — it's the vial mg divided by the dose mg, rounded down. The most common edge case is a tiny dose: at very high concentration, a 0.1 mL draw is only a few units on the syringe, which is hard to read accurately. If your unit count drops below five, consider reconstituting the next vial with more BAC water so each dose covers a larger volume.

Reconstituting DSIP powder is a straightforward process that requires precision to ensure accurate dosing. You’ll be mixing the freeze-dried peptide with a sterile diluent, most commonly bacteriostatic water. Before you start, gather your supplies: the DSIP vial, your diluent, and an alcohol wipe. First, wipe the rubber stoppers on both vials. Then, you’ll draw your desired amount of diluent into a syringe. When you inject the diluent into the DSIP vial, aim the needle at the side of the glass wall, not directly onto the powder. Let the water run down the side gently. This prevents potential damage to the delicate peptide molecules. After adding the diluent, don't shake the vial. Instead, gently swirl or roll it between your hands until all the powder has completely dissolved into the solution.

Let's walk through a specific example to make the math crystal clear. Imagine you have a 5mg vial of DSIP and you decide to add 2mL of bacteriostatic water. Your final solution now has a concentration of 5mg of DSIP per 2mL of liquid. Since a standard 1mL insulin syringe has 100 units marked on it, your 2mL of liquid is equal to 200 units. To find the amount of DSIP per unit, you divide the total peptide amount by the total units: 5mg / 200 units = 0.025mg per unit. This is your dose concentration.

Now, let's say you want to track an example dose of 0.2mg. Using the concentration we just calculated, you can figure out how many units you need to draw into your syringe. The math is: Desired Dose (mg) / Concentration (mg per unit) = Dose in Units. In this case, it would be 0.2mg / 0.025mg per unit = 8 units. So, for a 0.2mg dose from a 5mg vial reconstituted with 2mL of water, you would carefully draw the solution up to the 8-unit mark on your insulin syringe. Getting this math right is fundamental to accurate and consistent tracking, which is why using a reliable calculator is always a good idea.

Worked example

A worked DSIP reconstitution, step by step

  1. Start with the vial: 5 mg of DSIP sitting in dry powder.
  2. Inject 2 mL of bacteriostatic water down the inside wall — don't shoot it straight at the powder.
  3. Concentration locks in at 5 ÷ 2 = 2.50 mg/mL for the entire life of the vial.
  4. A 0.2 mg dose becomes 0.080 mL of liquid, which reads as 8 units on a U-100 syringe.
  5. That vial has 25 clean draws in it before a partial dose at the bottom forces a new vial.

DSIP-specific note: Reconstituting DSIP powder is a straightforward process that requires precision to ensure accurate dosing.

DSIP BAC water choices for this vial

The same 5 mg DSIP vial mixed with three different bacteriostatic water volumes. Doses-per-vial stays constant; the syringe unit count changes.

BAC water (mL)Concentration (mg/mL)Units for 0.2 mg dose
15.004
22.508
31.6712

Lower BAC water volume concentrates the DSIP solution and shrinks the unit count per dose. Higher volume spreads the dose into a more readable unit range.

Scenarios people actually run into

Three things that come up logging DSIP

  • Neglecting to track sleep quality metrics, thereby missing subtle but important changes in sleep architecture.
  • Your previous vial was reconstituted differently. Don't trust muscle memory on the unit count — the new vial's concentration is the only number that drives this draw.
  • Powder didn't fully dissolve after the swirl. Wait the full five minutes before assuming anything is wrong; DSIP is slower to dissolve than the cleanest GLP-1s, and shaking the vial is the most common way to wreck a fresh reconstitution.

Same-category neighbor

DSIP next to Epithalon

Both sit in the Sleep bucket — here's the reconstitution math side by side on each one's example vial.

DSIPEpithalon
Vial5 mg10 mg
BAC water2 mL2 mL
Concentration2.50 mg/mL5.00 mg/mL

Want the full breakdown? Epithalon reference →

Reconstitution notes for DSIP

Reconstituting DSIP powder is a straightforward process that requires precision to ensure accurate dosing. You’ll be mixing the freeze-dried peptide with a sterile diluent, most commonly bacteriostatic water. Before you start, gather your supplies: the DSIP vial, your diluent, and an alcohol wipe. First, wipe the rubber stoppers on both vials. Then, you’ll draw your desired amount of diluent into a syringe. When you inject the diluent into the DSIP vial, aim the needle at the side of the glass wall, not directly onto the powder. Let the water run down the side gently. This prevents potential damage to the delicate peptide molecules. After adding the diluent, don't shake the vial. Instead, gently swirl or roll it between your hands until all the powder has completely dissolved into the solution.

Let's walk through a specific example to make the math crystal clear. Imagine you have a 5mg vial of DSIP and you decide to add 2mL of bacteriostatic water. Your final solution now has a concentration of 5mg of DSIP per 2mL of liquid. Since a standard 1mL insulin syringe has 100 units marked on it, your 2mL of liquid is equal to 200 units. To find the amount of DSIP per unit, you divide the total peptide amount by the total units: 5mg / 200 units = 0.025mg per unit. This is your dose concentration.

Now, let's say you want to track an example dose of 0.2mg. Using the concentration we just calculated, you can figure out how many units you need to draw into your syringe. The math is: Desired Dose (mg) / Concentration (mg per unit) = Dose in Units. In this case, it would be 0.2mg / 0.025mg per unit = 8 units. So, for a 0.2mg dose from a 5mg vial reconstituted with 2mL of water, you would carefully draw the solution up to the 8-unit mark on your insulin syringe. Getting this math right is fundamental to accurate and consistent tracking, which is why using a reliable calculator is always a good idea.

Common DSIP reconstitution mistakes

  • Storing the reconstituted vial at room temperature or in the freezer, which can degrade the peptide.
  • Shaking the vial vigorously after adding water, which can damage the fragile peptide molecules.

Frequently asked questions about DSIP reconstitution

How much bacteriostatic water should I use for a DSIP vial?
There's no single right answer — the diluent volume is the variable you control. With this 5 mg DSIP vial, 2 mL is a common starting point because it produces 2.50 mg/mL, which usually puts a typical dose in a comfortable 10–30 unit range on a U-100 syringe. More water = cleaner unit counts but slightly fewer doses per vial. Less water = more doses per vial but harder-to-read syringe markings. DSIP is sometimes used in cycling protocols (5-on/2-off) — match your reconstitution timing to the cycle start.
What's the difference between bacteriostatic water and sterile water?
Bacteriostatic (BAC) water contains 0.9 % benzyl alcohol as a preservative, which keeps the reconstituted vial usable for several weeks. Sterile water has no preservative — it's intended for single use, after which the vial should be discarded. For DSIP vials that get drawn from multiple times, BAC water is the standard choice. DSIP is sometimes used in cycling protocols (5-on/2-off) — match your reconstitution timing to the cycle start.
Can I shake the DSIP vial after adding water?
Don't shake it — peptides are protein-like molecules and aggressive agitation can break them. After injecting BAC water down the inner wall of the vial, swirl gently or invert the vial a few times. It should clear within a minute or two. Cloudy solution after 5 minutes of gentle swirling is a sign the powder is degraded. DSIP is sometimes used in cycling protocols (5-on/2-off) — match your reconstitution timing to the cycle start.
How long does a reconstituted DSIP vial stay usable?
Most lyophilized peptides reconstituted with BAC water are typically used within 4–6 weeks of refrigerated storage. The peptide itself starts to lose potency over time, and the BAC water's preservative window has limits. Writing the reconstitution date on the vial is the easiest guard against using one past that window. DSIP is sometimes used in cycling protocols (5-on/2-off) — match your reconstitution timing to the cycle start.

DSIP reference numbers

Derived from the example vial used to pre-fill the calculators below.

Vial
5 mg
mixed with 2 mL BAC water
Concentration
2.5 mg/mL
2500 mcg/mL
Example dose
0.2 mg
≈ 8 units on U-100
Doses per vial
25
at 0.2 mg
Weeks per vial
5
at 5× / week

These are calculators, not a DSIP explainer — the reference page at /peptides/dsip covers what DSIP is, how it's studied, and how people log it. Use the tabs above to run the math: reconstitution converts a vial into a concentration, dose tells you how many U-100 units a target mg dose draws, mg ↔ units flips between the two readings, and vial duration projects how long the 5 mg DSIP vial lasts at 5 doses per week. Change any input and every tab recomputes.

Related on Peptide Pilot

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