What Creatine Does
Creatine is one of the most researched supplements in exercise science. It is a naturally occurring compound synthesised in the body from amino acids, and also found in meat and fish. Its primary function is to serve as a rapid energy buffer in muscle cells, replenishing adenosine triphosphate (ATP) during short, high-intensity efforts — such as the last few reps of a heavy set or a short sprint.
The core mechanism: supplementing creatine increases muscle phosphocreatine stores. When ATP is depleted during intense exercise, phosphocreatine donates a phosphate group to regenerate ATP, allowing you to sustain higher power output for slightly longer. A meta-analysis by Lanhers et al. found that creatine supplementation significantly improved lower body strength performance in resistance-trained subjects (Lanhers et al., 2017). This translates practically to an ability to perform more work per session, which over time drives greater strength and muscle gains.
Creatine also draws water into muscle cells, contributing to a modest increase in body weight — primarily intracellular fluid, not fat.
How to Start
Loading phase (optional)
Traditionally, creatine protocols include a loading phase of a higher daily dose for the first week, followed by a lower maintenance dose. This saturates muscle stores faster. However, research confirms that the same saturation level is eventually reached with a consistent lower daily dose — it just takes 3–4 weeks rather than one week (Hultman et al., 1996). For beginners, skipping the loading phase and starting directly on a maintenance dose is practical and avoids transient digestive discomfort that some people experience with larger doses.
Maintenance dose
A maintenance dose that saturates muscle creatine stores in most adults is in the range supported by the available literature. Higher body mass or a predominantly meat-free diet may warrant the higher end of that range.
Timing
Creatine timing is less critical than consistency. The available evidence marginally favours post-workout timing, but the difference is small and daily consistency matters far more (Antonio & Ciccone, 2013). Taking it with a meal containing protein and carbohydrates may modestly enhance uptake via insulin. Pick a time you will remember and stick with it.
What to Expect and When
| Timeframe | What you may notice |
|---|---|
| Days 1–7 | Slight increase in scale weight (water retention in muscle) |
| Week 2–3 | Possible slight improvement in workout capacity |
| Week 3–4 (no loading) | Muscle creatine stores fully saturated |
| Week 4+ | Ongoing performance benefit during high-intensity training |
Creatine does not directly cause visible muscle hypertrophy on its own — it supports the training that builds muscle. The real benefit accumulates over months of consistent training, not days.
Common Mistakes
Stopping too soon
Many beginners stop within 2–3 weeks because they don't feel an obvious difference. Creatine's benefits are most apparent in training data (weight on the bar, reps performed) and accumulate gradually, not as an immediate subjective sensation.
Cycling unnecessarily
Creatine cycling — taking breaks periodically — has no scientific support as beneficial practice. Continuous use is safe for healthy individuals and maintains saturated muscle stores. Cycling just delays the effect.
Expecting it to work without training
Creatine enhances the capacity for high-intensity work. Without consistent resistance or high-intensity training, the marginal benefit on performance is minimal.
Dehydration
Creatine draws water into muscles, increasing total body water needs slightly. Ensure consistent hydration throughout the day.
Choosing a Product
Creatine monohydrate — the evidence standard
Creatine monohydrate is the form used in virtually all the research supporting creatine's effectiveness. It is the most cost-effective form and has a well-established safety record. For beginners, it is the clear first choice. MST Creatine Micronized 500g Maitsestamata, Scitec Creatine Monohydrate 300g, and Optimum-nutrition Micronised Creatine 247,5g Apelsin are reliable monohydrate options at maxfit.ee.
Capsule-form creatine
Capsule-form creatine monohydrate is convenient for travel and avoids the slight grittiness some experience with powder. Optimum-nutrition Creatine 200caps and MST Creatine Monohydrate 3400mg 90caps are compact options.
Other creatine forms
Alternative creatine salts (HCl, malate, alkaline/Kre-Alkalyn) are marketed with various claims of enhanced solubility or reduced loading requirements. Current evidence does not show these forms to be superior to monohydrate for muscle creatine saturation or performance outcomes. They may be appropriate if you experience persistent GI discomfort with monohydrate. OstroVit Creatine HCI 2400mg 150caps is an HCl option if needed.
Complex creatine blends
Some products blend multiple creatine forms, such as Mutant Creakong 1kg and Mutant Creakong CX8 249g, which may appeal to those wanting variety.
Browse creatine monohydrate, creatine capsules, and creatine HCl at maxfit.ee.
FAQ
Do I need to do a loading phase?
No. A loading phase speeds up saturation but is not required. Starting directly with a standard maintenance dose reaches full saturation within about three to four weeks and avoids the temporary digestive discomfort some people experience with loading-level doses.
Will creatine cause kidney damage?
In healthy adults without pre-existing kidney disease, the extensive research base on creatine monohydrate at standard doses shows no evidence of kidney harm. The concern arises partly from creatine being metabolised to creatinine, which is a standard kidney function marker — but this is a normal metabolic by-product, not a sign of kidney damage. If you have pre-existing kidney conditions, consult your doctor before supplementing.
Can women take creatine?
Yes. Research on creatine in women demonstrates the same performance benefits as in men, without meaningful differences in safety profile. Women may retain less water weight during supplementation compared to men, but the strength and performance benefits are well-supported.
References
Lanhers, C., Pereira, B., Naughton, G., Trousselard, M., Lesage, F. X., & Dutheil, F. (2017). Creatine supplementation and lower limb strength performance: A systematic review and meta-analyses. Sports Medicine, 47(1), 163–173. https://pubmed.ncbi.nlm.nih.gov/27328852/
Hultman, E., Soderlund, K., Timmons, J. A., Cederblad, G., & Greenhaff, P. L. (1996). Muscle creatine loading in men. Journal of Applied Physiology, 81(1), 232–237. https://pubmed.ncbi.nlm.nih.gov/8828669/
Antonio, J., & Ciccone, V. (2013). The effects of pre versus post workout supplementation of creatine monohydrate on body composition and strength. Journal of the International Society of Sports Nutrition, 10, 36. https://pubmed.ncbi.nlm.nih.gov/23919405/
