Building a routine
A pharmacist checklist before you buy another supplement
Ten minutes at a pharmacy counter can prevent a bad stack. Use this checklist before metabolic and botanical purchases.
Evidence before promises
RevaHealth Journal
Clear, source-led guides for reading supplement labels, understanding permitted claims and knowing when a pharmacist or GP is the right next step.
Explore the library
Practical guides, clearly organised.
28 articles
Metabolic health
Myo-inositol and chromium: basics for reading metabolic labels
Two ingredients that appear often in metabolic formulas — what the panel must show, and what it must not promise.
Healthy ageing
Reading NR and TMG lines on a cellular energy label
Two lines, two numbers, fewer excuses. How to compare NR and TMG panels like an adult.
Healthy ageing
Healthy ageing: what supplements can and cannot say
Longevity aisle energy is loud. UK rules are quieter. Here is how to read NAD+ precursor products without anti-ageing mythology.
Seasonal wellbeing
Vitamin D, immune function and what labels may say
The permitted immune-function claim for vitamin D is narrower than adverts imply. Here is the precise reading.
Seasonal wellbeing
A UK winter wellbeing checklist that stays realistic
Winter asks for daylight, routine and honest vitamin D arithmetic. A practical checklist for UK adults.
Gut health
What UK gut supplement labels cannot claim
A plain explanation of UK claim limits for biotics, and how to judge Triple Biotic Complex on composition rather than hype.
Gut health
Storage and stability: keeping live cultures honest
Live cultures are perishable ingredients. Learn how storage, CFU basis and transit heat change what a gut formula can actually deliver.
Gut health
Fibre, prebiotics and everyday habits that support gut comfort
Gut comfort starts with food, fluid and routine. Here is how prebiotic fibres on a label fit beside everyday habits — without miracle claims.
Minerals
Minerals that add up across bottles: a quiet stacking risk
Minerals duplicate quietly across products. A practical audit method so your evening formula and multi do not surprise you.
Sleep & wellbeing
Ashwagandha on UK labels: what you can and cannot infer
Ashwagandha is popular and easy to overclaim. A label-first guide to amounts, extracts and cautions in evening formulas.
Sleep & wellbeing
An evening routine that works with or without supplements
Sleep hygiene first, capsules second. A practical evening checklist that still makes room for reading an evening formula label carefully.
Minerals
Magnesium glycinate and other forms: how to read the label
Magnesium labels mix compound names and elemental amounts. Here is how to compare glycinate, citrate and oxide without guesswork.
Daily nutrition
Reading %NRV without panic: what 1000% really means
%NRV looks alarming until you know what reference value it uses. A calm guide to percentages, upper levels and doubling up.
Daily nutrition
Why serving size beats capsule count on every label
The front of the bottle talks about capsules. The panel talks about servings. Only one of those numbers lets you compare products fairly.
Building a routine
Building a simple supplement routine that you can keep
A calm way to build a supplement habit: start with one daily multi, add seasonal vitamin D if needed, and only then consider targeted formulas.
Metabolic health
Berberine and your medicines: the interaction check to do first
Berberine has more potential medicine interactions than anything else we sell. A practical guide to the check worth doing first, the side effects to expect,...
Metabolic health
Berberine, chromium and myo-inositol: reading a metabolic label
Only one ingredient on this panel carries an authorised UK health claim. Here is what that claim allows, what the other three ingredients may and...
Healthy ageing
How to compare cellular energy and NAD+ supplement labels
Longevity supplements are among the most expensive on the shelf and the hardest to compare. A worked method using a two-ingredient panel as the example.
Healthy ageing
NAD+ explained: what the research shows, and what it does not
NAD+ is one of the most heavily marketed ideas in supplements and one of the least settled. What the molecule does, how the precursors differ,...
Gut health
Choosing a gut supplement: a probiotic label checklist
A practical checklist for buying a gut supplement in the UK: what to ask about strains and CFU, how to introduce it, who should get...
Gut health
Probiotics, prebiotics and postbiotics: what each word means
Three words that sound interchangeable and are not. A plain guide to live cultures, the fibres that feed them, CFU counts, strain names and what...
Sleep & wellbeing
Ashwagandha, L-theanine and magnesium: reading an evening label
Evening formulas are among the hardest labels to compare. Here is what each ingredient amount means, why the withanolide figure matters, and which cautions to...
Sleep & wellbeing
How to sleep better: an evening checklist that costs nothing
Before anything else, the free changes. A practical evening checklist covering wake times, light exposure, caffeine, alcohol and the bedroom — plus when to stop...
Vitamin D
Vitamin D3 and K2 on one label: what MK-7 and PEA are doing there
Vitamin D3 and K2 appear together on more and more labels. What the authorised claims actually allow, why MK-7 is named, and the interaction worth...
Seasonal wellbeing
Vitamin D in the UK: how much to take in autumn and winter
Between October and March there is not enough UVB in UK sunlight for most people to make vitamin D. Here is what the official guidance...
Daily nutrition
Methylfolate, methylcobalamin and chelated minerals explained
Why supplement labels name methylfolate, methylcobalamin, MK-7 and magnesium glycinate — what those forms genuinely tell you, and what they cannot promise on their own.
Daily nutrition
How to read a multivitamin label: %NRV, servings and forms
The front of the bottle is the least useful part. Here is how to read the daily serving, the %NRV column, the named nutrient forms...
A useful boundary
Good information helps you ask better questions.
These guides explain labels and public guidance. They cannot assess your symptoms, medicines or personal circumstances. For those questions, speak to a qualified healthcare professional.
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