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Peptide calculator

Reconstitution without guesswork

Enter the vial amount, the water added, and the target amount from your own record. The calculator turns concentration into mL and syringe units; it does not suggest peptide doses.

Instrument preview

Concentration math

Ready
Vial amount10 mg
Water added2 mL
Concentration5 mg/mL

Example output

20

units

Input
Vial mg

read it from the label

Input
BAC mL

water added to the vial

Output
Units

U-100, U-50, or U-30 visual scale

Blend mode lets you enter multiple compounds in one vial and checks whether your target doses actually line up in a single draw.

mg

Check the label on your vial

ml

Standard reconstitution volume

mcg

1 mg = 1,000 mcg

Enter your values to calculate

Fill out the vial, water, and dose fields on the left.

Reconstitution Tips

Adding Water

Inject bac water slowly along the vial wall. Don't spray directly onto the powder. Swirl gently, never shake.

Storage

Reconstituted peptides go in the fridge (2-8°C / 36-46°F), away from direct light. Do not freeze after reconstitution.

Blend Reality Check

A blend only works cleanly if your target doses preserve the vial ratio. If the calculator shows different unit counts per compound, the blend math is off.

Measuring Accuracy

Pull the plunger slowly. Read at eye level. The flat bottom of the meniscus is your measurement point.

Sanity check

The calculator is math and does not suggest peptide doses. Before you trust the result, make sure the vial amount, water added, dose unit, and syringe size match what is actually in front of you.