The perco Journal
Research-backed reading on creatine, citicoline and the science beyond the gym.
Unflavoured Creatine: Why Plain Is the Smart Choice (UK Guide)
Unflavoured creatine explained: how plain creatine monohydrate compares with flavoured tubs, what to check on UK labels, and where 5g stick packs fit.
Read →Creatine Subscription UK: Is Subscribing Worth It?
Creatine subscription UK: what monthly delivery actually costs versus tubs, why daily consistency matters, and the terms to check before you subscribe.
Read →Creatine Sachets and Stick Packs UK: The Case for Single-Serve
Creatine sachets and stick packs in the UK: how single-serve compares with tubs on dosing accuracy, freshness, travel and cost, and what labels to check.
Read →Creatine Nootropic Stacks: What Works and What Is Marketing
Creatine is the most researched ingredient anywhere near the nootropic shelf, yet it is rarely sold as one. What the brain research shows, what pairs sensibly, and what is marketing.
Read →Citicoline Supplement UK: Where to Actually Find CDP-Choline
Looking for a citicoline supplement UK-side? Here is why CDP-choline is scarce here, the 500mg legal cap, the forms sold, and what to check before buying.
Read →Best Vegan Creatine UK: A No-Nonsense Guide
Is creatine vegan? Nearly all monohydrate is. Our vegan creatine UK guide covers labels, gelatine capsules, gummy testing and the options by category.
Read →Best Creatine for Women UK (2026): What to Actually Look For
Best creatine for women UK 2026: what to look for in form, dose, flavour and testing, plus an honest comparison of powders, gummies, sachets and sticks.
Read →Creatine + Citicoline Supplement UK: Your Options in 2026
Looking for a creatine and citicoline supplement in the UK? We compare gummies, imported US stick packs, nootropic drinks and DIY stacking on dose, format and price.
Read →Creatine and Menopause: What the Research Explores
Menopause changes how the body holds muscle, bone and focus. Here is what independent research explores about creatine and citicoline, in plain English.
Read →Creatine and Caffeine: Can You Take Creatine With Coffee?
Can you mix creatine into your morning coffee? Here is what the research actually says about taking creatine and caffeine together.
Read →How Much Citicoline a Day? Doses and Forms Explained
How much citicoline a day? A plain guide to the doses used in research, the main forms of CDP-choline, and how to read a supplement label.
Read →Citicoline vs Choline vs Alpha-GPC: The Differences Explained
A plain-English guide to citicoline vs choline and Alpha-GPC. What CDP-choline is, how these choline sources differ, and why formulators choose one.
Read →Do You Need to Load Creatine? The Loading Phase Explained
Do you need to load creatine, or is a steady daily dose enough? A calm, plain-English guide to the creatine loading phase and what the research shows.
Read →Is Creatine Safe? What Decades of Research Say
Worried creatine is hard on your kidneys? A calm, plain-English look at what decades of independent research say about creatine safety.
Read →When to Take Creatine: Timing, Rest Days and Consistency
When should you take creatine? A calm, plain-English look at timing, rest days and the one habit that actually matters: consistency.
Read →Creatine and Citicoline Together: Why People Pair Them
Why do people pair creatine and citicoline in one daily routine? A calm, plain-English look at what independent research on each ingredient says.
Read →Creatine for Women: What the Research Actually Says
Creatine has a gym-bro reputation, but it is one of the most researched supplements there is, and women may have the most to gain. Here is what the science says.
Read →Creatine and the Brain: The Science Beyond the Gym
Creatine is best known for muscles, but researchers are increasingly studying its role in the brain's energy supply. Here is a plain-English look at the science.
Read →Does Creatine Make You Gain Weight? The Bloating Myth, Explained
Worried creatine will make you gain weight or feel bloated? Here is what actually happens, and why it is not what most people fear.
Read →How to Take Creatine: A Simple Daily Guide
Do you need to load creatine? Does timing matter? A plain-English guide to taking creatine the easy way.
Read →What Is Citicoline (CDP-Choline)?
Citicoline is the lesser-known half of the perco ritual. Here is what it is, why choline matters, and what the research says.
Read →Creatine for Women Over 40: Muscle, Bone and Beyond
Maintaining muscle and bone matters more with age and through menopause. Here is what the research says about creatine for women over 40.
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