Creatine Dosage Calculator

Calculate your optimal creatine monohydrate loading and maintenance dosage based on body weight. Plan your 5-7 day loading phase and daily hydration targets.

Supplement Profile

lbs
Loading Daily Intake (Days 1–7)
24grams / day

Take 4 doses of 6g spread evenly throughout the day.

Saturation SpeedFull in 5–7 Days

Maintenance Dose

3g / day

Long-term

Daily Water Goal

118 oz

(3.5 Liters)

Best Timing

Post-Workout

With carbs & protein

Recommended 4-Dose Loading Timetable

Days 1–7
Breakfast6g
Lunch6g
Post-Workout6g
Dinner6g

How Much Creatine Monohydrate Should You Take?

Creatine monohydrate is the most clinically proven ergogenic nutritional supplement for increasing phosphocreatine stores, intracellular hydration, and power output during high-intensity resistance training.

Creatine Dosage Equations
Loading Phase (Days 1–7)
Doseloading=0.30 × Weightkg
Split across 4 equal doses daily
Maintenance Phase (Day 8+)
Dosemaint=0.03 – 0.05 × Weightkg
Typically 3–5g (5–10g for heavy athletes)
Step-by-Step Calculation Breakdown (180 lb Lifter)
Step 1: Convert Weight to Kilograms
Weight = 180 lbs ÷ 2.20462 = 81.65 kg
Step 2: Calculate Fast Loading Phase Requirements
Daily Total = 81.65 kg × 0.30 = 24.5g / day (rounded to 25g)
4 Daily Servings = 24.5g ÷ 4 = 6.1g per serving
Step 3: Establish Long-Term Daily Maintenance & Hydration
Maintenance Dose=5.0 g / day (with 117 oz / 3.5L water daily)

Body-Weight Dosage Reference Table

Body WeightLoading Daily Total (0.3g/kg)Loading Serving Split (4x)Daily Maintenance Dose
130 – 155 lbs (60 – 70 kg)18 – 21 g / day4x 4.5 – 5.0 g3.0 – 5.0 g / day
155 – 185 lbs (70 – 84 kg)21 – 25 g / day4x 5.0 – 6.0 g5.0 g / day
185 – 220 lbs (84 – 100 kg)25 – 30 g / day4x 6.0 – 7.5 g5.0 – 8.0 g / day
220+ lbs (100+ kg Athlete)30+ g / day4x 7.5 – 8.0 g8.0 – 10.0 g / day

Frequently Asked Questions

Do you really need to do a creatine loading phase?
No. A loading phase (0.3g/kg or 20–25g daily for 5–7 days) saturates intramuscular phosphocreatine stores in approximately 1 week. Alternatively, taking a daily maintenance dose of 3–5g achieves the exact same full muscle saturation in 21 to 28 days with zero risk of stomach upset. Both strategies arrive at the same physiological endpoint.
What is the best time of day to take creatine monohydrate?
Consistent daily intake is the most important factor. However, multiple randomized trials indicate that taking creatine immediately post-workout alongside a meal containing carbohydrates and protein produces slightly superior muscle retention due to insulin-stimulated sodium-dependent creatine transporter (CRT) activation.
Does creatine cause water retention, bloating, or puffy face?
Creatine draws water into the intracellular compartment (inside the muscle fibers themselves), which stimulates muscle protein synthesis and gives muscles a fuller, harder appearance. It does not cause subcutaneous extracellular water retention (bloating or puffiness) when consumed with adequate water.
Does creatine cause hair loss or kidney damage?
High-quality peer-reviewed meta-analyses have repeatedly found no causal connection between creatine supplementation and hair loss (the myth stems from a single small 2009 rugby study that has never been replicated). Furthermore, dozens of long-term clinical trials confirm that creatine does not harm kidney function in healthy individuals (though it may slightly elevate blood serum creatinine, a harmless byproduct).
Which form of creatine is the most effective: Monohydrate vs HCL vs Micronized?
Creatine Monohydrate (especially Creapure®) is the gold standard: it is 99.8% pure, the most bioavailable, supported by 30+ years of clinical research, and the most affordable. Creatine HCL, Ethyl Ester, and Buffered Creatine have never demonstrated superior efficacy in human performance trials.
Should you cycle off creatine or take it year-round?
Creatine does not downregulate your body's natural endogenous creatine synthesis permanently. You can safely consume creatine year-round without cycling off, ensuring uninterrupted phosphocreatine saturation in both skeletal muscle and brain tissue.
Does creatine offer cognitive and neurological benefits?
Yes. The brain consumes approximately 20% of the body's resting energy. Recent neurological studies demonstrate that creatine supplementation improves working memory, processing speed, and mental endurance under conditions of sleep deprivation and cognitive fatigue.

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