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Nutrition6 min read

Creatine for beginners: what it does and how to take it

Creatine monohydrate is one of the most researched supplements in sport, and it is inexpensive and widely available. This guide explains what it does, how much to take, and what a beginner should reasonably expect from using it.

By Chris Mann Dip.IOPNUpdated

The short answer

Creatine monohydrate is the form with the strongest evidence behind it. It helps your muscles produce energy during short, repeated high-intensity efforts like lifting weights, and over time it can support the adaptations that come from that training. Most people take 3 to 5g a day, every day; a loading phase is optional and mainly saturates muscle stores faster. It is not required to build muscle, and beginners can make excellent progress without it, so treat it as a small extra on top of consistent training and eating.

  • Not required to build muscle — beginners progress well without it
  • Works alongside training, not as a replacement for it

What creatine actually does

Creatine is a compound your body already produces and stores mainly in muscle, where it helps regenerate a molecule used for quick bursts of energy (Kreider et al., 2017). Supplementing with it increases these stores, which can slightly improve performance in short, high-effort activities such as weightlifting sets. Over months, a few extra reps per session adds up to more training done, which is where any extra muscle comes from. This guide is written for healthy adults aged 18 and over who are already training and want a plain-English view of a well-studied supplement.

How much to take and when

A daily dose of 3 to 5g of creatine monohydrate is enough to reach and maintain full muscle stores over a few weeks. Some people use a short loading phase of around 20g a day split into smaller doses for five to seven days. That mainly saturates muscle stores faster; it is optional rather than something everyone needs, and skipping it arrives at the same place a few weeks later. Taking it consistently each day matters more than when in the day you take it, so take it whenever you are most likely to remember.

Two ways to start creatine
ApproachDosageTime to full stores
Standard3-5g dailyAround 3-4 weeks
Loading phase~20g daily for 5-7 days, then 3-5gAround 1 week
  • Mix creatine monohydrate powder with water or a drink of your choice
  • Take it at whatever time of day you will remember; no time of day is meaningfully better
  • Keep taking it daily, including on rest days
  • Plain creatine monohydrate is sufficient; flavoured or 'advanced' versions rarely add benefit

What to expect, and what not to

What to expect from creatine
TimeframeWhat typically happens
First 1-2 weeksMuscle stores begin rising; some people notice mild water retention and a slightly fuller look, not fat gain
3-4 weeksMuscle creatine stores reach full saturation on a standard 3-5g daily dose
OngoingModest support for strength and training capacity, alongside consistent training, protein and progression
If you stopStores return to normal over a few weeks; training gains remain

Safety and who should be cautious

Creatine monohydrate is one of the most studied supplements available, and studies in healthy adults have not shown harm at standard doses. That is not the same as saying it is suitable for everyone: individual circumstances, existing conditions and medication all matter, and this page cannot judge yours. Drinking enough water day to day is sensible when taking it, as with any supplement.

  1. Step 1

    Speak to a health professional first

    If you have any kidney condition or other relevant medical history, check with a health professional before starting creatine.

  2. Step 2

    Stick to the standard dose

    There is no established benefit to exceeding 5g a day for most people, so more is not better.

  3. Step 3

    Choose plain creatine monohydrate

    It is the most researched and typically the cheapest form; other forms rarely offer a meaningful advantage.

Is creatine worth taking as a beginner

Creatine is inexpensive, well studied and low risk for most healthy people, which makes it a reasonable addition once your training and diet are consistent. It is not, however, something you need from day one, and skipping it will not hold back a beginner who is training and eating well.

The concerns people raise most often

Worry against evidence
WorryWhat the evidence suggests
It damages the kidneysIn healthy adults, studies have not shown harm at normal doses; existing kidney disease is a reason to ask a doctor first
It is a steroidIt is not a hormone; it is a compound also found in meat and fish
It makes you look puffyThe water is held inside the muscle rather than under the skin
You must load with 20gA loading phase only fills stores faster; 3 to 5g daily reaches the same place in a few weeks
You need to cycle offThere is no established need to cycle

If you are under 18, pregnant, breastfeeding, or you have kidney disease or another ongoing medical condition, speak to a pharmacist or your GP before starting any supplement. Bodywise does not give medical advice.

People also ask

Do I need a loading phase for creatine?

No, a loading phase only speeds up how quickly your muscle stores are saturated, from around three to four weeks down to about one week. Taking 3 to 5g daily from the start reaches the same full stores eventually, just more gradually.

What is the best time of day to take creatine?

Timing makes little practical difference, so taking it whenever fits your routine, such as with a meal or shake, is fine. What matters most is taking it consistently every day, including rest days.

Does creatine cause bloating or water retention?

Some people notice a small increase in water held within the muscles during the first few weeks, which can slightly raise bodyweight. This is not fat gain and typically settles as your body adjusts to higher creatine stores.

Is creatine monohydrate safe for beginners?

Creatine monohydrate is one of the most researched sports supplements and is generally considered safe for healthy people at standard doses of 3 to 5g daily. Anyone with an existing kidney condition or other relevant health concern should speak to a health professional first.

Can I take creatine without lifting weights?

You can, but its main benefit is supporting short, intense efforts like resistance training, so its usefulness is limited without that stimulus. If you are not currently training, the priority should be building a consistent training routine first.

How long does it take for creatine to work?

Using the standard 3 to 5g daily dose, muscle creatine stores typically reach full saturation within three to four weeks. Any performance benefit tends to build gradually alongside your training rather than appearing suddenly.

References

  1. Kreider, R.B., Kalman, D.S., Antonio, J., Ziegenfuss, T.N., Wildman, R., Collins, R., et al. (2017) 'International Society of Sports Nutrition position stand: safety and efficacy of creatine supplementation in exercise, sport, and medicine', Journal of the International Society of Sports Nutrition, 14, article 18. doi: 10.1186/s12970-017-0173-z. Available at: https://jissn.biomedcentral.com/articles/10.1186/s12970-017-0173-z

Educational information for adults aged 18 and over. It does not diagnose, treat or manage any medical condition. If you have a health condition, or symptoms that worry you, speak to your doctor or a health professional.