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FOXO4-DRI Dosing Calculator

FOXO4-DRI: Senolytic peptide targeting senescent cells.

Pre-filled with the most-reported community reconstitution protocol for FOXO4-DRI. See how 1 mL and 2 mL of bacteriostatic water change concentration and syringe-draw volume, then adjust the calculator below for your own vial.

Quick answer ยท Community-reported standard

A 5 mg vial of FOXO4-DRI reconstituted with 2 mL of bacteriostatic water yields a concentration of 2.50 mg/mL. At that concentration, a 2 mg dose of FOXO4-DRI equals 80 units on a U-100 insulin syringe (0.800 mL). FOXO4-DRI is typically administered every other day via subcutaneous.

FOXO4-DRI reconstitution: 1 mL vs 2 mL bac water

Bacteriostatic water volume is flexible. Less water means higher concentration and smaller injection volumes; more water means lower concentration and easier dose precision. Both options below are valid for a 5 mg vial.

BAC water addedConcentrationVolume per 2 mg doseDraw on U-100 syringe (units)
1 mL5.00 mg/mL0.400 mL40 units
2 mL2.50 mg/mL0.800 mL80 units
Based on a 5 mg vial of FOXO4-DRI reconstituted with bacteriostatic water. Insulin-syringe units assume a standard U-100 syringe (100 units = 1 mL).

Calculate your FOXO4-DRI dose

Alternative FOXO4-DRI protocols

Beyond the default above, FOXO4-DRI is also reported in the following protocols. Use these as starting points and recalculate with the tool above.

Extended Course Protocol

Community
Dose
2 mg
Frequency
Every other day for 5 doses (10 days total)
Duration
Single course repeated annually
Route
Subcutaneous

Longer course used by some biohackers; total dose of 10 mg per course

Low-Dose Exploratory Protocol

Community
Dose
1 mg
Frequency
Every other day for 3 doses
Duration
Single course
Route
Subcutaneous

Conservative approach for first-time users; lower cost entry point for an expensive peptide

Aged mouse restoration (Baar et al. 2017 - naturally aged mice)

Clinical
Dose
5 mg/kg intravenous
Frequency
Three times per week
Duration
Several weeks (exact total duration varied by experiment)

Administered to mice over 24 months old; demonstrated improved fur density, exploratory behavior, and renal function

Chemotherapy-induced senescence model (Baar et al. 2017 - doxorubicin-treated mice)

Clinical
Dose
5 mg/kg intravenous
Frequency
Three times per week
Duration
Treatment period following doxorubicin-induced senescence

Demonstrated improved recovery and reduced tissue damage in mice with chemotherapy-induced senescent cell burden

FOXO4-DRI reconstitution & storage

Reconstitute lyophilized powder with bacteriostatic water

Lyophilized: -20C or below. Reconstituted: 2-8C, use within 28 days.

FOXO4-DRI dosing FAQ

How much bacteriostatic water should I add to a 5 mg vial of FOXO4-DRI?

The community standard is 2 mL of bacteriostatic water for a 5 mg FOXO4-DRI vial. That gives a concentration of 2.50 mg/mL, so a 2 mg dose is 80 units on a U-100 insulin syringe. Adding 1 mL instead doubles the concentration to 5.00 mg/mL and halves the draw to 40 units. Less water = smaller injection volume but harder to measure precisely.

How many syringe units is a 2 mg dose of FOXO4-DRI?

On a standard U-100 insulin syringe, a 2 mg dose of FOXO4-DRI is 80 units when the 5 mg vial is reconstituted with 2 mL of bacteriostatic water (2.50 mg/mL). If you use 1 mL of bac water instead, draw 40 units (5.00 mg/mL).

What is the standard FOXO4-DRI dose?

Community-reported protocols for FOXO4-DRI typically use 2 mg every other day via Subcutaneous. 2 mg is a common starting dose. Most commonly cited community protocol; derived from Baar et al. mouse study scaling; expensive peptide

How long does a vial of FOXO4-DRI last at 2 mg every other day?

A 5 mg vial of FOXO4-DRI contains roughly 2 doses at 2 mg per injection. At every other day dosing, that is approximately 4 days (about 1 weeks) of supply per vial. Reconstituted FOXO4-DRI should generally be used within 28 days when refrigerated.

Where do you inject FOXO4-DRI?

FOXO4-DRI is typically administered subcutaneous. Common subcutaneous sites are the lower abdomen (at least an inch from the navel), the outer thigh, and the love handles. Rotate sites with each injection to reduce localized irritation and bruising.

Can I use sterile water instead of bacteriostatic water for FOXO4-DRI?

Bacteriostatic water (containing 0.9% benzyl alcohol as a preservative) is strongly preferred for multi-dose vials like FOXO4-DRI because it inhibits microbial growth and lets a single vial be used over multiple weeks. Sterile water has no preservative and should generally be reserved for single-use preparations only.

More on FOXO4-DRI

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Medical Disclaimer

This website is for educational and informational purposes only. The information provided is not intended to diagnose, treat, cure, or prevent any disease. Always consult with a qualified healthcare professional before using any peptide or supplement.