Free delivery from RM80 (Peninsular) · RM160 (East Malaysia)
Runner climbing a steep hill in the mountains

TMBT 2027 Fuel Plan: Eating and Drinking Around Kinabalu

A fuel plan for TMBT on 11-12 September 2027: how to eat and drink…
Runner training on a trail in hot weather, illustrating hydration and electrolytes for running in Malaysia

Borneo Ultra Trail Marathon 2027 Fuel Plan for Kiulu’s Heat

A fuel plan for the Borneo Ultra Trail Marathon on 3 April 2027: how…
Runner on a quiet rural road during a long training run

Electrolyte Caplets vs Powder vs Drinks for Running

Electrolyte caplets vs powder vs drinks: what matters is sodium per litre. Which format…
Angsi Forest Challenge

Gels vs Real Food at Ultra Aid Stations

Gels or real food in an ultra? What the research says, how much carbohydrate…
Trail run & mountain biking

Why Your Stomach Fails During Ultras and How to Train It

Stomach problems during ultras: why heat and long hours shut your gut down, what…
Katsuo Stamina product photo

Anserine and Carnosine for Athletes: What the Research Shows

What anserine and carnosine are, where they come from, and what human trials show…
Runner training on a trail in hot weather, illustrating hydration and electrolytes for running in Malaysia

Caffeine for Ultras: How Much, When, and When to Stop

Caffeine for ultramarathons: the dose that works, why to save it for the night,…
Runner on a quiet rural road during a long training run

Muscle Cramps in Running: What the Evidence Says

What race studies and lab trials actually show about muscle cramps in running, and…
Runner training on a trail in hot weather, illustrating hydration and electrolytes for running in Malaysia

Dehydration vs Hyponatremia in Ultras: How to Tell Them Apart

Dehydration and hyponatremia feel alike in an ultra and can happen together. The clues…
Runner training on a trail in hot weather, illustrating hydration and electrolytes for running in Malaysia

When to Take a Gel in a Marathon: Your First Gel and How Often

Take your first gel 30 to 45 minutes in, then one every 20 to…
Runner training on a trail in hot weather, illustrating hydration and electrolytes for running in Malaysia

TMBT 50K: What I Learned About Fueling and Cramps

My TMBT 50K in 8:29:40: the splits, the heart rate and the cramps from…
Runner on a quiet rural road during a long training run

Race Fueling Calculator: Carbs, Fluid and Sodium for Race Day

Free race fueling calculator: turn your hourly carbs, fluid and sodium targets into race-day…