Limited human dataNot FDA approved

CJC-1295 dosage

Also known as: CJC-1295 with DAC · DAC:GRF · CJC-1295 without DAC · CJC no DAC · Mod GRF 1-29 · Tetrasubstituted GRF 1-29

Updated Oct 23, 202625 sources

Every CJC-1295 protocol on file, 9 in all, labelled by where each number came from.

GH axis

Calculate with CJC-1295 CJC-1295 overview

CJC-1295 dosage by goal

Grouped by goal. Each protocol shows the amount, how often, cycle and rest as the source states them, with every titration step.

With DAC4

With DAC: forum convention

Amount: 1 to 2 mg
How often: 1 to 2 mg a week, split into 1 or 2 injections
Route: Subcutaneous injection
Cycle: 8 to 12 or 12 to 16 weeks on
Rest: 4 to 6 weeks off

Who: Forum protocols compiled in a 2026 peer-reviewed review

With DAC: self-logged doses

Amount: 0.4 to 0.6 mg
How often: Per logged entry; median bucket 0.4 to 0.6 mg
Route: Subcutaneous injection

Who: 25 repeat reporters on a self-logging tracker; most common bucket 0.2 to 0.4 mg

With DAC: whole 2 mg vial weekly

Amount: 2 mg
How often: Once a week, same day each week
Route: Subcutaneous injection

Timing: Evening is suggested by one guide. Steady state is said to take 2 to 3 weeks.

With DAC: IGF-1 guided

Amount: 0.5 to 2 mg
How often: Once a week
Route: Subcutaneous injection
Cycle: 12-week block
Rest: 4-week break if IGF-1 is upper-normal

Timing: Start at 1 mg. Drop to 0.5 mg if IGF-1 runs high. 2 mg is used rarely.

Without DAC5

Without DAC: forum convention

Amount: 100 to 200 mcg
How often: 1 to 2 times daily, often after training, with ipamorelin
Route: Subcutaneous injection
Cycle: 8 to 12 or 12 to 16 weeks on
Rest: 4 to 6 weeks off

Who: Forum protocols compiled in a 2026 peer-reviewed review

Without DAC: self-logged doses

Amount: 200 to 400 mcg
How often: Per logged entry; median bucket 0.2 to 0.4 mg
Route: Subcutaneous injection

Who: 32 repeat reporters on a self-logging tracker

Without DAC: three pulses a day

Amount: 100 mcg
How often: 2 to 3 times daily: morning, post-workout, pre-bed
Route: Subcutaneous injection
Cycle: 8 to 12 weeks on, or 5 nights a week for 8 weeks
Rest: 4 weeks off

Timing: Fasted, 2 or more hours after food.

Without DAC: once at bedtime

Amount: 100 to 300 mcg
How often: Once daily at bedtime
Route: Subcutaneous injection

Without DAC: stack guide

Amount: 100 to 200 mcg
How often: 1 to 3 times daily, fasted
Route: Subcutaneous injection

Doses shown are what sources report, labelled by origin. Not medical advice.

Community-reported amounts

The CJC-1295 amounts people mention most on Reddit, by goal. Counts, not recommendations.

CJC-1295 amounts reported on Reddit, by goal, with mention counts
Goal	Most reported amounts (mentions)
Goal not stated	100 mcg (36), 250 mcg (34), 200 mcg (13), 300 mcg (11)
Muscle growth	200 mcg (8), 250 mcg (8), 100 mcg (4), 150 mcg (4)
Weight loss	100 mcg (5), 250 mcg (4), 200 mcg (2), 300 mcg (2)

From 900 Reddit posts and comments, last mined Oct 23, 2026.

CJC-1295 dosage chart by vial size

Units to draw for the doses sources cite most, at every vial size and water volume.

CJC-1295: concentration and U-100 syringe units for each vial size and water volume
Water	Strength	100 mcgdose, units	200 mcgdose, units	2 mgdose, units
2 mg vial
1 mLCompetitor guide	2 mg/mL	50.05 mL	100.1 mL	1001 mL
2 mLCompetitor guide	1 mg/mL	100.1 mL	200.2 mL	2002 mL2 draws
5 mg vial
2 mLCompetitor guide	2.5 mg/mL	40.04 mL	80.08 mL	800.8 mL
3 mLCompetitor guide	1.667 mg/mL	60.06 mL	120.12 mL	1201.2 mL2 draws

Units are on a U-100 insulin syringe (100 units = 1 mL). U-50 and U-30 barrels read the same units.Water volumes from

Doses shown are what sources report, labelled by origin. Not medical advice.

Calculate with this peptideYour vial, your water, your dose: CJC-1295 in syringe units, with the math shown.

Mixing CJC-1295

Diluent: Bacteriostatic water

Water volumes sources use: 1 mL, 2 mL, 3 mL

With DAC: 2 mg vials take 1 or 2 mL. A 5 mg DAC vial is sold, but no water volume was found for it. Without DAC: 2 mg vials take 2 mL; 5 mg vials take 2 or 3 mL. Confirm which version the label means before you mix.

CJC-1295 dosage questions

How much CJC-1295 with DAC per week?

1 to 2 mg a week in community and guide protocols. Some guides start at 1 mg and drop to 0.5 mg if IGF-1 runs high. Trials dosed by body weight, 30 or 60 mcg/kg, weekly or every other week.

How much CJC-1295 without DAC per day?

100 mcg per shot, 1 to 3 times a day, fasted. Forum protocols run 100 to 200 mcg.

How much water for a 2 mg vial?

1 or 2 mL. 2 mL gives 1 mg/mL, which keeps small doses easy to measure.

Sources for these doses

13 sources, each checked by date. Record updated Oct 23, 2026. Numbers are restated in our own words and labelled by where they came from.

Competitor guide10

CJC-1295 DAC 2 mg vialPeptideDosages · checked Oct 23, 2026
CJC-1295 with DAC protocolPathToPeptides · checked Oct 23, 2026
CJC-1295 with DAC vs without DACPeptideDeck · checked Oct 23, 2026
CJC-1295 DAC dosage guideBodyHackGuide · checked Oct 23, 2026

Community-reported3

Performance-enhancing peptides modulating GH-IGF1 axis (Dominikowski 2026)PMC · checked Oct 23, 2026
CJC-1295 (DAC)PeptIQ · checked Oct 23, 2026
CJC-1295 (no DAC) self-logged dosesPeptIQ · checked Oct 23, 2026

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