Creatine & Electrolytes: Not Just for Athletes

Creatine & Electrolytes: Not Just for Athletes

Creatine has a reputation problem. For too long it's been filed under "gym supplements," something for bodybuilders chasing a bigger bench press. The science tells a very different story.

What Is Creatine?

Creatine is a naturally occurring compound your body already makes, synthesised in the liver, kidneys, and pancreas from three amino acids, and stored almost entirely in muscle tissue. There it functions as a rapid energy recycler, helping regenerate ATP (adenosine triphosphate): the fuel your cells run on. The result? More energy for physical effort, sharper cognition, and faster recovery, whether you train or not.

Why Take It With Electrolytes?

Creatine draws water into muscle cells, which is why hydration isn't optional, it's essential. Electrolytes (sodium, potassium, magnesium, and others) regulate fluid balance, support nerve transmission, and enable proper muscle contraction. Taken together, electrolytes enhance creatine absorption, optimise cellular hydration, and support performance and recovery more effectively than either does alone.

Who Actually Benefits?

The short answer: almost everyone. Here's why.

Vegans & Vegetarians Creatine is found almost exclusively in animal tissue. If you follow a plant-based diet, your creatine stores are likely lower, potentially compounded by reduced intake of methionine, a key amino acid in creatine synthesis. Supplementation is a logical, evidence-backed solution.¹

Older Adults We begin losing muscle mass from our 30s, accelerating significantly from our 70s onward, a condition known as sarcopenia. Research shows creatine supplementation supports muscle mass, strength, and bone density in older adults, and may help reduce the risk of falls and fractures.² Beyond the physical, creatine plays a direct role in brain energy metabolism, with emerging evidence linking it to improved cognitive function, including in Alzheimer's disease.³ ⁴

Women Studies show women have up to 80% lower creatine stores than men, producing 20–30% less naturally and consuming significantly less through diet.⁵ Creatine supports musculoskeletal health through the menopause transition, and has demonstrated positive effects on mood and brain energy homeostasis, particularly relevant given that rates of depression are twice as high in women.

People With Demanding Jobs or Lifestyles Creatine isn't only useful in the gym. It supports cellular energy production throughout the entire body, including the brain. If your day involves sustained concentration, high-pressure decision making, long hours, or physical labour, creatine can help maintain mental sharpness and reduce the kind of fatigue that builds across a long week.

Anyone Under Stress or Recovering From Illness Creatine acts as a cellular energy reserve, helping the body maintain function during periods of physical depletion. Whether you're recovering from illness, surgery, or a demanding stretch of life, creatine supports energy availability and helps preserve muscle mass even during periods of reduced activity.

Active Individuals For those who train, creatine delivers across the board: explosive power output, lean muscle development, faster post-workout recovery, improved focus, and reduced mental fatigue during demanding sessions.⁶ It works synergistically with electrolytes to support hydration and muscle function, making it one of the most well-rounded performance supplements available.

Honestly? Most People You don't need to be an athlete, follow a special diet, or be at a particular life stage to benefit. If you want more energy, better focus, and a body that recovers well, creatine is worth considering. The research is robust, the safety profile is excellent, and the benefits are broad.

The Bottom Line

Creatine monohydrate is one of the most studied, safest, and most versatile supplements available, with benefits that extend well beyond the gym. Energy, cognition, muscle preservation, mood, hydration: the evidence is there. Pair it with electrolytes and make it a daily habit.

References:

1. Kaviani M, Shaw K, Chilibeck PD. Benefits of Creatine Supplementation for Vegetarians Compared to Omnivorous Athletes: A Systematic Review. Int J Environ Res Public Health. 2020 Apr 27;17(9):3041. doi: 10.3390/ijerph17093041. PMID: 32349356; PMCID: PMC7246861.
2. Candow DG, Forbes SC, Chilibeck PD, Cornish SM, Antonio J, Kreider RB. Effectiveness of Creatine Supplementation on Aging Muscle and Bone: Focus on Falls Prevention and Inflammation. J Clin Med. 2019 Apr 11;8(4):488. doi: 10.3390/jcm8040488. PMID: 30978926; PMCID: PMC6518405.
3. Xu C, Bi S, Zhang W, Luo L. The effects of creatine supplementation on cognitive function in adults: a systematic review and meta-analysis. Front Nutr. 2024 Jul 12;11:1424972. doi: 10.3389/fnut.2024.1424972. Erratum in: Front Nutr. 2025 Feb 17;12:1570800. doi: 10.3389/fnut.2025.1570800. PMID: 39070254; PMCID: PMC11275561.
4. Smith AN, Choi IY, Lee P, Sullivan DK, Burns JM, Swerdlow RH, Kelly E, Taylor MK. Creatine monohydrate pilot in Alzheimer's: Feasibility, brain creatine, and cognition. Alzheimers Dement (N Y). 2025 May 19;11(2):e70101. doi: 10.1002/trc2.70101. PMID: 40395689; PMCID: PMC12089086.
5. Smith-Ryan AE, Cabre HE, Eckerson JM, Candow DG. Creatine Supplementation in Women's Health: A Lifespan Perspective. Nutrients. 2021 Mar 8;13(3):877. doi: 10.3390/nu13030877. PMID: 33800439; PMCID: PMC7998865.
6. Wax B, Kerksick CM, Jagim AR, Mayo JJ, Lyons BC, Kreider RB. Creatine for Exercise and Sports Performance, with Recovery Considerations for Healthy Populations. Nutrients. 2021 Jun 2;13(6):1915. doi: 10.3390/nu13061915. PMID: 34199588; PMCID: PMC8228369.