Supplements

What's inside a typical pre-workout, why it makes you tingle, itch or rush to the toilet, how much caffeine is too much, its effects on heart rate and sleep, and who should skip it.

Is pre-workout bad for you? Side effects, tingling, caffeine and what pre-workout actually does

October 28, 2026

Resveratrol hasn't been shown to repair blood vessel walls. What trials show for endothelial function, blood pressure, arterial stiffness and cholesterol, why red wine doesn't count, typical doses, side effects and drug interactions.

Resveratrol for blood vessels: what it can and can't do for your arteries and blood pressure

October 28, 2026

What inositol is, what myo-inositol can and can't do for PCOS, fertility, insulin resistance, anxiety and sleep, the doses used in studies, side effects and who should talk to a doctor first.

Inositol: benefits, side effects and what the evidence actually shows

October 28, 2026

A realistic week-by-week timeline for strength, muscle growth and cardio fitness, how long creatine and protein take to work, and how to track progress before the mirror shows it.

How long does it take to build muscle? When you'll see results from training, creatine and protein — and how to notice them

October 28, 2026

How much protein builds muscle, how to spread it through the day, whey isolate vs concentrate vs plant protein, lead in protein powders, a buying checklist and when you'll see results.

How to choose a protein powder: whey isolate vs concentrate vs plant, and how much protein you really need

October 28, 2026

What studies show about creatine and weight gain, hair loss, bloating and diarrhea, kidneys, cramps and acne — including a 2025 trial that checked hair follicles directly — and who should be careful.

Creatine side effects: does it cause hair loss, weight gain or bloating?

October 28, 2026

Before or after your workout, loading or not, how much per day, a realistic timeline of what creatine changes and when, and how to tell whether it's working for you.

When to take creatine, and how long until you notice it working

October 28, 2026

A man sits cross-legged among towering stacks of colourful supplement bottles and pill boxes, examining a small bottle in his hands.

Supplement and drug interactions: CoQ10, St John's wort, turmeric and the combinations to check

October 21, 2026

Lush flowering bushes line a calm bay at sunset, with soft pink light reflecting on the water.

Grapefruit and medication: which drugs don't mix, and why

October 21, 2026

A young woman with dark hair looks at a hairbrush full of loose strands in her hand, beside a mirror in a softly lit violet room.

Supplements for skin and hair: what actually helps hair loss, acne, dry skin and eczema

October 21, 2026

Glowing turquoise and pink waves roll across a calm blue sea towards soft hills and a thin orange line of light on the horizon.

How long do supplements take to work? Realistic timelines for magnesium, vitamin D, iron, B12, creatine and more

October 21, 2026

An open book lies on a deep blue surface as bright orange flames rise from its pages against a dark background.

Vitamin B complex: what it does, who needs B12, and why B6 now comes with a warning

October 21, 2026

A dense border of small glowing blue flowers and leaves frames a soft, light background.

Folate vs folic acid vs methylfolate: what's the difference, and do you need the "methylated" one?

October 21, 2026

Bright ribbons of aurora swirl across a starry violet sky above dark rolling hills and fields.

Supplements for endurance and performance: the few that actually work

October 21, 2026

A large glowing wave curls over a calm turquoise sea, its foam lit in pastel blues, yellows and pinks.

Fish oil benefits and risks: what omega-3 supplements can and can't do

October 21, 2026

A glowing path of light curves across a calm sea towards a pink sunset sky between soft blue hills.

CoQ10 and statins: does it help statin muscle pain, and what else is it good for?

October 21, 2026

A tree with pink and blue foliage stands on a small island in a calm lake, reflected in the still water under soft pastel mountains.

Supplements for high blood pressure: what really works, and by how much

October 21, 2026

A softly glowing heart decorated with small flowers floats above dark grass under a deep violet night sky with drifting sparks of light.

Supplements for heart palpitations: what may help, what can cause them, and when to worry

October 21, 2026

Ribbons of pink and violet aurora light curve across a starry night sky above dark rolling hills and a meadow.

Natural sleep aids: does valerian work, and what about chamomile, L-theanine and glycine?

October 21, 2026

A man in a dark suit walks along a winding glowing path through rolling hills scattered with oversized pastel capsules and pills.

Supplements to lower cortisol and stress: what the research actually shows

October 21, 2026