Practical guides about calories, macros, protein and everyday nutrition.
Learn how to identify clues to ultra-processing on ingredient lists, understand the limits of NOVA classification and compare nutrition labels without oversimplifying food quality.
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Find practical non-dairy calcium sources, compare tofu, fortified drinks, vegetables and fish, and learn how to check labels and calculate daily intake.
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Compare protein-enriched foods with regular alternatives using protein per serving, price per gram, calories, ingredient lists and realistic shopping examples.
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Understand best-before and use-by dates, prioritize groceries safely, plan meals before expiry and reduce unnecessary food waste.
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Learn how UK traffic-light food labels work, what green, amber and red mean for fat, saturated fat, sugars and salt, and how to compare products fairly.
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Understand the Nutri-Score A–E nutrition label, how the product-level algorithm works, why comparisons are most useful within food categories, and what the rating cannot tell you.
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Learn what E numbers mean on European food labels, why additives are used, how safety is assessed and which details matter when comparing products.
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Understand QUID percentages on EU food labels: when manufacturers must declare ingredient quantities, how percentages are calculated, and what they do not reveal.
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A zero on a food label does not always mean a nutrient is completely absent. Learn how rounding, serving sizes and US and EU labeling rules affect the numbers.
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Learn why carbohydrate numbers can change between nutrition apps and how to check fiber definitions, serving sizes, cooked weights and import field mappings.
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A vegan label does not automatically guarantee that a food is safe for someone with a milk allergy. Learn how ingredients, precautionary statements and cross-contact differ.
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Learn why a food diary entry may show calories but no protein, fat or carbohydrates, how to find reliable missing values and how to avoid inaccurate nutrition totals.
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Gluten-free and wheat-free are not interchangeable. Learn what each label means, which grains contain gluten, how to read ingredients, and what matters for celiac disease and wheat allergy.
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Learn how to prepare and export a useful food diary for a dietitian, including meal records, portions, symptoms, nutrition data, PDF or CSV formats, and privacy checks.
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Lactose-free and dairy-free are not interchangeable. Learn how to read milk ingredient labels, distinguish lactose intolerance from milk allergy and avoid common shopping mistakes.
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Learn how to identify, compare, merge and safely remove duplicate custom food entries without losing nutrition accuracy or changing past food diary records.
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Understand what “may contain” allergen warnings mean, how they differ from ingredient lists, why labels vary and what to check when shopping with a food allergy.
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Food photos can reveal more than meals. Learn how to assess photo permissions, metadata, cloud uploads, AI processing, retention, deletion and privacy settings in a nutrition app.
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Learn how to find allergens in EU ingredient lists, understand highlighted ingredients, recognise the 14 regulated allergen categories and check labels before eating.
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A practical system for recording meals when travelling without mobile data or Wi-Fi, then transferring notes, photos and portions into a food diary later.
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Learn the difference between nutrition values as sold and as prepared, including dry mixes, added milk, oil, water and changes in cooked weight.
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Learn how to update your food diary when a packaged food changes its ingredients or nutrition values, while keeping past entries accurate.
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Use per-100-g nutrition values to compare foods and per-serving or actual-weight values to track what you eat. Includes a complete multi-serving package example.
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If a saved recipe suddenly shows too many or too few calories per serving, the problem may be the serving count or portion-unit settings rather than the ingredients.
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