Therefore, creatine may be particularly relevant for vegans – what the research shows

Creatine is often associated with gyms, protein shakes, and heavy weight training. But behind the muscular image lies a lesser-known point: Creatine may be especially relevant for people who live a plant-based lifestyle.

Research shows that vegans typically have lower creatine levels in their bodies, and therefore often experience greater effects from supplementation, both physically and mentally.

Here's what the science says.

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Vegans get almost no creatine from their diet

Creatine is found naturally in animal foods, primarily in:

• meat

• fish

• poultry

Plant-based foods, on the other hand, contain virtually no creatine.

The body can produce creatine itself from amino acids, but the amount is limited. That's why studies consistently show that vegetarians and vegans have lower creatine stores in the muscles and brain compared to people who eat animal products.

According to research published in, among others, the Journal of the International Society of Sports Nutrition, this means that plant-based diets can lead to lower baseline levels, not dangerously, but potentially with implications for performance and energy.

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Greater effect of creatine in vegans

Precisely because the starting point is often lower, researchers typically see a greater response in vegans when they start taking creatine supplements.

Studies show that vegetarians and vegans may experience:

• greater increase in muscle creatine

• more obvious improvement in strength

• greater increase in muscle mass during training

• improved training capacity

In short: The lower the level you start with, the greater the effect the supplement can have.

This makes creatine one of the few supplements where a plant-based diet can actually increase the potential effect.

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More energy for your muscles – even without fitness goals

Creatine's primary function is to help the body produce rapid energy in the cells.

Even for vegans without a focus on strength training, it can have an impact on:

• daily energy and physical strength

• training and exercise

• recovery after activity

• prevention of muscle fatigue

Research shows that creatine is not only about muscle size, but also about the energy metabolism of cells in general.

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The cognitive effect – especially interesting for vegans

One of the most exciting areas of research is about the role of creatine in the brain.

The brain uses large amounts of energy, and creatine also acts as an energy reserve here. Studies suggest that creatine supplements can:

• improve short-term memory

• increase mental energy

• reduce mental fatigue

• improve concentration under stress

• support brain energy metabolism

Several studies show that the effect is often more pronounced in vegetarians and vegans, probably because their starting point is lower.

In a number of controlled studies, vegetarian participants experienced significant improvements in memory and cognitive tests after creatine supplementation.

Research is also investigating the role of creatine in depression and neurological diseases, but the results are not yet conclusive.

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Muscle mass and healthy aging

Plant-based diets are often associated with health and lower disease risk, but some studies indicate that lower creatine levels may affect muscle strength and muscle mass over time.

Creatine can play a role in:

• building and maintaining muscle mass

• improved training response

• counteracting age-related muscle loss

• better physical function with age

For vegans with a focus on long-term health and function, it can therefore be a relevant supplement.

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Is creatine vegan?

Yes — most creatine supplements are produced synthetically in laboratories and contain no animal ingredients.

Creatine monohydrate, which is the most researched form, is typically fully vegan. However, it is always recommended to check the manufacturer's labeling.

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Is it safe?

Creatine is one of the best-researched supplements in the world.

Decades of research show:

• no documented damage to kidneys in healthy individuals

• no hormonal disorders

• high safety profile at recommended dose

• suitable for both men and women

The standard recommendation is 3–5 grams daily.

However, people with existing kidney disease should always consult a doctor first.

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Conclusion: A logical complement to many plant-based

Creatine is not just a performance product for athletes — it is a biologically relevant substance that plant-based diets barely provide to the body.

Overall, the research indicates that vegans often:

• have lower natural creatine levels

• experience greater effect of subsidies

• can achieve both physical and cognitive benefits

For many vegans, creatine may therefore be less of a “performance boost” — and more of a supplement that compensates for something the diet doesn’t provide.