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Plain-English guides to vitamins, minerals and supplements – what they do, how much you need and what the evidence really shows. Sourced from the NHS, UK government guidance and published research.
Vitamins & minerals
Magnesium glycinate: what it is, what it’s good for and when to take it
Magnesium glycinate is magnesium bound to the amino acid glycine. What it’s good for, how it compares with citrate, how much to take and who should avoid it.
11 min read
Vitamins & mineralsTypes of magnesium: which form is best? Glycinate, citrate, malate and oxide compared
5 min read
Vitamins & mineralsHow much magnesium do you need per day – and can you have too much?
5 min read
Vitamins & mineralsWhen is the best time to take magnesium? Morning, night or with food
3 min read
Sleep & recoveryMagnesium for sleep: what does the research say?
4 min read
Vitamins & mineralsMagnesium deficiency: symptoms, causes and who is at risk
5 min read
Food & nutritionMagnesium-rich foods: the best sources and how much they contain
4 min read
Vitamins & mineralsOmega-3 benefits: what is omega-3 actually good for?
7 min read
Vitamins & mineralsHow much omega-3 per day do adults need?
6 min read
Food & nutritionOmega-3 foods: the richest sources, with and without fish
5 min read
Vitamins & mineralsWhen to take omega-3, and what are the side effects?
5 min read
Vitamins & mineralsIs cod liver oil the same as omega-3? Fish, krill and algae oil
6 min read
Food & nutritionOmega-3 in pregnancy: DHA, fish and cod liver oil
4 min read
Vitamins & mineralsOmega-3 deficiency symptoms: what are the real signs?
4 min read
Training & performanceWhat does creatine do? How it works, and what it doesn’t do
7 min read
Training & performanceCreatine for women: what it does, how much and the myths
6 min read
Training & performanceHow much creatine per day? Grams, loading and how long it takes
5 min read
Training & performanceWhen to take creatine: before or after training?
4 min read
Training & performanceCreatine side effects: what’s common and who should avoid it
6 min read
Training & performanceDoes creatine cause hair loss or weight gain? The evidence
5 min read
Vitamins & mineralsWhat does vitamin D do? A plain-English guide
7 min read
Vitamins & mineralsHow much vitamin D per day? UK guidance and safe limits
7 min read
Vitamins & mineralsVitamin D deficiency: symptoms, tests and who is at risk
6 min read
Vitamins & mineralsCan you take too much vitamin D? Limits, signs and risks
6 min read
Vitamins & mineralsVitamin D3 and K2: what they do and whether you need both
5 min read
Food & nutritionVitamin D foods and sunlight: where to get vitamin D in the UK
5 min read
Herbs & botanicalsWhat is ashwagandha? The plant, the research and the rules
10 min read
Herbs & botanicalsAshwagandha side effects: who should avoid it and why
6 min read
Herbs & botanicalsHow to take ashwagandha: timing, dose and how long
5 min read
Stress & wellbeingCortisol: what it does, and what high and low levels mean
8 min read
Stress & wellbeingSymptoms of stress: signs in your body, mind and behaviour
5 min read
Vitamins & mineralsSupplements for fatigue: which vitamins help with tiredness?
6 min read
Vitamins & mineralsVitamin B6: what it does, how much you need and safe limits
6 min read
Vitamins & mineralsWhat is biotin (vitamin B7) and what does it do?
8 min read
Hair, skin & nailsDoes biotin help hair growth? What the evidence says
6 min read
Hair, skin & nailsVitamins for hair: which nutrients actually matter?
6 min read
Hair, skin & nailsHow to get thicker hair: what you can and can’t change
5 min read
Hair, skin & nailsHair loss in women: causes and when to see a GP
7 min read
Hair, skin & nailsBrittle nails: what causes them and what helps?
5 min read
Vitamins & mineralsIron supplements: forms, doses and who may need them
7 min read
Vitamins & mineralsIron deficiency symptoms: signs, causes and who is at risk
6 min read
Vitamins & mineralsHow much iron per day? UK amounts for women and men
5 min read
Vitamins & mineralsWhen to take iron tablets: timing, food, coffee and tea
5 min read
Food & nutritionIron-rich foods: the best sources of iron, with amounts
5 min read
Vitamins & mineralsIron tablets side effects and the risks of too much iron
5 min read
Food & nutritionWhat is collagen? Types, what it does and what it’s good for
7 min read
Hair, skin & nailsDo collagen supplements work? What the research shows
6 min read
Food & nutritionHow much collagen per day? Doses, protein and limits
5 min read
Food & nutritionCollagen-rich foods: what contains collagen and what doesn’t
5 min read
Food & nutritionCollagen side effects: downsides and who should be careful
5 min read
Food & nutritionBest time to take collagen: morning, night or with coffee?
4 min read
Men’s healthTestosterone in men: what it does, normal levels and why it falls
7 min read
Men’s healthHow to increase testosterone naturally: what the evidence says
6 min read
Men’s healthLow testosterone: symptoms, tests and treatment
7 min read
Men’s healthMale menopause (andropause): is it real?
5 min read
Vitamins & mineralsZinc and testosterone: does zinc increase testosterone?
5 min read
Vitamins & mineralsZinc deficiency symptoms and how much zinc you need a day
6 min read
Food & nutritionFoods high in zinc: the richest sources per portion
4 min read
Women’s healthWhat is menopause? Stages, age and what to expect
9 min read
Women’s healthPerimenopause: first signs, age and how long it lasts
7 min read
Women’s healthMenopause symptoms: the full list and how long they last
6 min read
Women’s healthHot flushes and night sweats: causes and what helps
6 min read
Women’s healthOestrogen: what it does, and signs of low and high levels
7 min read
Women’s healthSigns of hormonal imbalance in women: causes and tests
7 min read
Women’s healthPMS: what it means, symptoms and what helps
6 min read
Men’s healthWhat does the prostate do? A plain-English guide for men
7 min read
Men’s healthEnlarged prostate: symptoms, causes and treatment options
7 min read
Men’s healthWhy do I pee so much? Frequent urination and nocturia in men
5 min read
Men’s healthPSA levels by age: what your PSA test result means
7 min read
Food & nutritionFoods for prostate health: what the evidence really says
6 min read