# NutraSafe > UK food scanner and tracker: scan supermarket barcodes for ingredients, additives, E-numbers and allergens; log calories, macros, vitamins and minerals against UK Reference Nutrient Intakes; log meals and reactions to spot triggers. iOS app. Free to download, NutraSafe Pro £3.99/month. NutraSafe is built in the UK for UK shoppers. The food database covers Tesco, Sainsbury's, Asda, Morrisons, Aldi, Lidl, M&S, Waitrose, Co-op and other UK supermarkets. Regulatory framing is UK-first (FSA, NHS, EFSA, BDA), with UK Reference Nutrient Intakes for vitamins and minerals. The site has two main bodies of content: the app's landing and feature pages, and an extensive plain-English database of 460+ E-numbers and food additives used in UK food. ## What the app does - [Food scanner](https://nutrasafe.co.uk/food-scanner): Scan any UK barcode for ingredients, additives, E-numbers, allergens and nutrition. Free to download; barcode scanning included on the free tier. - [Food tracker](https://nutrasafe.co.uk/food-tracker): Log meals, scan UK barcodes for additives, spot vitamin and mineral gaps against UK NRVs. - [Macro tracker](https://nutrasafe.co.uk/macro-tracker-uk): Track carbs, protein and fat by scanning UK barcodes — Tesco, Sainsbury's, Asda, Morrisons. - [Calorie counter](https://nutrasafe.co.uk/calorie-counter-uk): UK calorie tracking with thousands of supermarket foods and barcode scanning. - [Food diary](https://nutrasafe.co.uk/food-diary-app-uk): Log meals and how you felt after; spot foods that consistently bother you. - [Intermittent fasting tracker](https://nutrasafe.co.uk/intermittent-fasting-app-uk): 16:8, 18:6 and custom windows with timer, reminders and food logging. - [Workout tracker](https://nutrasafe.co.uk/exercise-tracker-app-uk): Log sets, reps and weight with rest timer, personal bests, Apple Watch and HealthKit sync. - [UPF scanner](https://nutrasafe.co.uk/upf-scanner-uk): Identify NOVA Group 4 ultra-processed foods from UK barcodes. - [AI meal scanner](https://nutrasafe.co.uk/ai-meal-scanner-app-uk): Photograph a meal and log it without typing. - [AI nutrition coach](https://nutrasafe.co.uk/ai-nutrition-coach-app-uk): Coach that has read your diary and suggests targeted changes. ## Pricing and tiers - [Pricing](https://nutrasafe.co.uk/pricing): Free tier — log up to 25 foods/day, barcode scanning with per-product grade, up to 5 visible reactions, public E-number lookup. NutraSafe Pro — £3.99/month (iOS, monthly only) — AI Coach, AI meal scan, allergen warning detail, fasting features, processed-food and NRV insights, higher daily logging cap. - [What's new](https://nutrasafe.co.uk/whats-new): Recent app updates. - [App Store listing](https://apps.apple.com/gb/app/nutrasafe/id6751657725): Get NutraSafe on the App Store. ## E-numbers and food additives database The most extensive content on the site: 460+ individual E-number entries plus regulatory guides. Each entry covers what the additive is, where it appears on UK food labels, what it does in the food, regulatory position (FSA/EFSA), and any flagged health concerns. - [E-numbers index](https://nutrasafe.co.uk/e-numbers): Searchable A–Z lookup of every E-number used on UK labels. - [Food additives in UK food](https://nutrasafe.co.uk/food-additives): What food additives do, which the FSA flags, and how to spot them on a UK label. - [Food additives and children's behaviour (Southampton Six)](https://nutrasafe.co.uk/food-additives-and-childrens-behaviour-uk): E102, E104, E110, E122, E124, E129 — the colours that carry the FSA-required warning label on UK packaging. - [Artificial sweeteners side effects](https://nutrasafe.co.uk/e-numbers): UK-relevant overview of aspartame, acesulfame, sucralose, saccharin. - [What are E-numbers? (resources)](https://nutrasafe.co.uk/e-numbers): Plain-English intro. Selected high-traffic entries: - [E100 (Curcumin)](https://nutrasafe.co.uk/e-numbers#E100): Natural yellow from turmeric. Paired with E160a (carotenes) in UK butter and margarine. - [E102 (Tartrazine)](https://nutrasafe.co.uk/e-numbers#E102): Synthetic yellow; one of the Southampton Six. - [E160a (Carotenes)](https://nutrasafe.co.uk/e-numbers#E160a): Natural orange-yellow plant pigments. - [E200 (Sorbic Acid)](https://nutrasafe.co.uk/e-numbers#E200): Antimicrobial preservative; paired with E202 (potassium sorbate). - [E330 (Citric Acid)](https://nutrasafe.co.uk/e-numbers#E330): Acidity regulator and preservative. - [E621 (Monosodium Glutamate, MSG)](https://nutrasafe.co.uk/e-numbers#E621): Flavour enhancer. - [E950 (Acesulfame K)](https://nutrasafe.co.uk/e-numbers#E950): Heat-stable artificial sweetener; typically paired with aspartame (E951) in UK diet drinks. - [E951 (Aspartame)](https://nutrasafe.co.uk/e-numbers#E951): Sweetener in Diet Coke, Pepsi Max and most UK diet drinks; IARC-classified Group 2B (2023); reason UK labels carry the phenylketonuria warning. ## UK food labels - [Traffic light system](https://nutrasafe.co.uk/uk-food-label-traffic-light-system-explained): Red, amber, green thresholds for fat, saturated fat, sugar and salt per 100g, plus how to read the colour bar. - [How to read food labels](https://nutrasafe.co.uk/uk-food-label-traffic-light-system-explained): UK label conventions — Reference Intakes, allergen bolding, ingredient order. - [Resources hub](https://nutrasafe.co.uk/resources): Plain-English UK guides to labels, E-numbers, the Big 14 allergens, vitamin/mineral tracking, intermittent fasting basics. ## Calculators - [TDEE & BMR calculator](https://nutrasafe.co.uk/tdee-bmr-calculator): Calculate Total Daily Energy Expenditure and Basal Metabolic Rate from weight, height, age, activity level — get a daily calorie target for weight loss, maintenance or muscle gain. ## App comparisons Each comparison page is verified from the competitor's own current page/App Store listing; prices and features re-checked May/June 2026. - [NutraSafe vs MyFitnessPal](https://nutrasafe.co.uk/nutrasafe-vs-myfitnesspal): Cost, free plan, food database, vitamin tracking, additive scanning. - [NutraSafe vs NutraCheck](https://nutrasafe.co.uk/nutrasafe-vs-nutracheck): NutraCheck pricing (£6.99/month, £29.99/year) and feature comparison. - [NutraSafe vs Yuka](https://nutrasafe.co.uk/nutrasafe-vs-yuka): Yuka's free basic tier and £15/year Premium, side-by-side. - [NutraSafe vs Cronometer](https://nutrasafe.co.uk/nutrasafe-vs-cronometer): Depth-of-nutrient comparison. - [NutraSafe vs LoseIt](https://nutrasafe.co.uk/nutrasafe-vs-loseit): Free tier and feature differences. - [Best calorie counter apps UK 2026](https://nutrasafe.co.uk/best-calorie-counter-apps-uk-2026): 7 UK apps compared on cost, food database, barcode scanning, vitamin tracking. ## Articles and guides - [Food intolerance: find your triggers in 4 weeks](https://nutrasafe.co.uk/food-intolerance-tracker-uk): Structured 4-week diary approach the NHS and BDA recommend before elimination. - [Track what you eat, and how you felt](https://nutrasafe.co.uk/track-what-you-eat-and-how-you-feel): Linking food intake to symptoms over time. - [Food intolerance symptoms checklist](https://nutrasafe.co.uk/food-intolerance-tracker-uk): Common symptoms by suspected cause. - [How to use a food scanner](https://nutrasafe.co.uk/blog/how-to-use-food-scanner-app): What a barcode scan tells you, what to ignore. - [Blog index](https://nutrasafe.co.uk/blog): All articles. ## About - [About NutraSafe](https://nutrasafe.co.uk/about): Who we are, how we built the app. - [Privacy policy](https://nutrasafe.co.uk/privacy) - [Terms](https://nutrasafe.co.uk/terms) - [Support](https://nutrasafe.co.uk/support) ## Optional - [Full content for LLMs](https://nutrasafe.co.uk/llms-full.txt): Complete text of the additive database and key facts in one file. - [Sitemap](https://nutrasafe.co.uk/sitemap.xml): Full XML sitemap. - [Free calorie counter UK](https://nutrasafe.co.uk/free-calorie-counter-uk): Free-tier calorie tracking entry point. - [Free food diary UK](https://nutrasafe.co.uk/free-calorie-counter-uk): Free-tier diary entry point. - [Protein tracker](https://nutrasafe.co.uk/macro-tracker-uk): Protein-focused tracking. - [Allergy alerts](https://nutrasafe.co.uk/scan-food-labels-for-allergens-uk): Allergen warnings when scanning. - [Bloating tracker](https://nutrasafe.co.uk/bloating-tracker-uk): Symptom-focused tracking. --- Voice and editorial standards: every claim on this site is verified against shipped product (see /privacy and /about). The free tier is real (25 foods/day, barcode scanning with per-product grade, 5 visible reactions, E-number lookup). NutraSafe Pro at £3.99/month unlocks the rest. The site avoids reassurance language ("safe", "fine") around additives — what published science says is what we publish, with regulatory framing (FSA, EFSA, IARC) and named sources.