10 Best Healthy Low Calorie Ready Meals in The UK

Last updated on 19/07/2025

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Parsley Box

Calorie Conscious Ready Meal Variety Box - Parsley Box Microwavable Long-Life Cupboard-Store Ready Meals (7 Meals)

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Why We Love It

High in protein, low sugar.
Convenient and energy-efficient preparation.
Long shelf life, varied selection.

Main Highlights

QUALITY INGREDIENTS - 7 Meal Variety Selection - Enjoy the flavour of quality ingredients in our variety selection. Each meal is under 400 calories, high in protein and low in sugar.
PREPARED IN UK KITCHENS - All meals in our range are prepared in UK kitchens using high quality ingredients. We are committed to buying British and supporting local producers where possible.
NO FRIDGE, NO FREEZER - Our meals are vacuum sealed so they can be stored at room temperature, in the cupboard with no need for a fridge or freezer.
EASILY HEAT IN MICROWAVE - All Parsley Box meals can be quickly heated in the microwave in 2-3 minutes prior to serving, a far more energy efficient option than oven or hob cooking.
LONG LIFE - Due to their vacuum seal our meals have a long shelf life - able to be stored in the cupboard for up to 6 months.

BOL Blueberry Power Shake — Ready-to-drink Nutritionally Complete Meal (300kcal) | 25g Healthy High Protein Shake Bottle | Low Sugar Plant-based Low Calorie Meal Replacement Shakes (410ml x 6 Bottles)

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Why We Love It

Delicious blueberry flavor experience.
Convenient on-the-go nutrition.
Packed with essential vitamins.

Main Highlights

𝗥𝗘𝗔𝗗𝗬-𝗧𝗢-𝗗𝗥𝗜𝗡𝗞 𝗡𝗨𝗧𝗥𝗜𝗧𝗜𝗢𝗡𝗔𝗟𝗟𝗬 𝗖𝗢𝗠𝗣𝗟𝗘𝗧𝗘 𝗠𝗘𝗔𝗟 – BOL blueberry protein shakes deliver 25g of high-quality plant protein to keep you energised and satisfied. The perfect meal replacement or post workout recovery shake, packed with natural goodness.
𝟮𝟲 𝗘𝗦𝗦𝗘𝗡𝗧𝗜𝗔𝗟 𝗩𝗜𝗧𝗔𝗠𝗜𝗡𝗦 & 𝗠𝗜𝗡𝗘𝗥𝗔𝗟𝗦 – BOL nutrition drinks are packed with 26 key vitamins and minerals ( including vitamins A, D, E, K , C, B6 and B12 ) to support immune function, digestion, and muscle repair. A convenient way to meet your daily nutritional needs.
𝗠𝗔𝗗𝗘 𝗪𝗜𝗧𝗛 𝗪𝗛𝗢𝗟𝗘 𝗙𝗢𝗢𝗗 𝗜𝗡𝗚𝗥𝗘𝗗𝗜𝗘𝗡𝗧𝗦 – Enjoy the rich, smooth blueberry flavour combined with naturally nourishing ingredients like almonds, Oat M*lk , coconut cream, banana, soya protein, pure almond butter and coconut, delivering a satisfying and delicious tasting high protein drink meal.
𝗡𝗔𝗧𝗨𝗥𝗔𝗟𝗟𝗬 𝗡𝗨𝗧𝗥𝗜𝗧𝗜𝗢𝗨𝗦, 𝗡𝗢 𝗔𝗥𝗧𝗜𝗙𝗜𝗖𝗜𝗔𝗟 𝗔𝗗𝗗𝗜𝗧𝗜𝗩𝗘𝗦 – No added sugar, no artificial flavours or preservatives —just pure, plant-based goodness. This is a clean, wholesome choice for a diet drink: this is a nutritionally complete meal packed with natural, whole food ingredients to keep you going.
𝗥𝗘𝗔𝗗𝗬 𝗧𝗢 𝗗𝗥𝗜𝗡𝗞 𝗔𝗡𝗬𝗧𝗜𝗠𝗘, 𝗔𝗡𝗬𝗪𝗛𝗘𝗥𝗘 – A perfectly portioned 410g bottle for a quick meal on the go. No blending or prep needed – simply grab, shake, and enjoy wherever your day takes you.

SlimFast 7-Day Taster Kit – 7 Meal Replacement Bars & 7 Ready-to-Drink Shakes, High Protein, High Fibre, 27 Vitamins & Minerals, 7-Day Meal Planner, Low-Calorie Snacks for Weight Management

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Why We Love It

Balanced nutrition aids weight loss.
Convenient meal planning included.
Tasty flavors keep you satisfied.

Main Highlights

BALANCED NUTRITION – Each item in the SlimFast 7-Day Starter Kit offers high protein, high fibre, and 27 vitamins & minerals to support your weight management journey
7-DAY MEAL PLANNER AND TIPS – Includes an easy-to-follow 7-day meal planner with creative meal ideas, healthy snack suggestions, and expert tips to support your SlimFast diet and weight loss goals
WHAT’S INSIDE THE KIT – 7 ready-to-drink shakes (2 Chocolate, 2 Strawberry, 2 Café Latte, 1 Vanilla) and 7 meal replacement bars (3 Salted Caramel, 2 Chocolate Fudge, 2 Dark Chocolate and Cranberry)
LOW-CALORIE SNACK BOX – Stay on track with calorie-controlled meals and high-protein snacks designed to fit into your busy lifestyle, whether at work, the gym, or while travelling
EASY WEIGHT LOSS PLAN – Follow the SlimFast Plan: 3 SlimFast snacks a day, 1 meal bar, 1 diet shake, a healthy meal, and at least 2 litres of water to stay on track
*Substituting two main daily meals with meal replacements contributes to weight loss, and substituting one – contributes to weight maintenance. Source: COMMISSION REGULATION (EU) No 432/2012 of 16 May 2012

Fiid 100% Natural Vegan Microwave Ready Meals Flavour Multipack - 6x 275g Pouches - 6 Flavours (Vegetarian Food Pouch, High in Fibre & Protein & Low in Sugar)

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Why We Love It

Diverse flavors in one pack.
Healthy, nutritious, ready-made meals.
Supports a charitable cause.

Main Highlights

6 FLAVOUR MULTIPACK - Experience the natural goodness of our Mexican Black Bean Chilli, Italian Sundried Tomato & Lentil Ragu, Moroccan Chickpea Tagine, Chip Shop Curry, Rich Chana Masala and Aromatic Lentil & Sweet Potato Curry all in one easy to order multipack.
100% NATURAL: Our vegan & vegetarian microwave ready meals provide 3 of your 5 a day and contain 0% additives or preservatives for a healthy nutritious meal.
QUICK & EASY: Heat in the microwave or on the hob to be ready to eat in just 90 seconds. Sufficient on their own for lunch or get creative with rice & pasta for a more substantial meal.
PLANT POWER: - Our meals were created by expert chefs and dieticians and are high in fibre & protein. They are completely dairy free.
BUY ONE, GIVE ONE - One Meal Donated to a Child in Need for Every Fiid Pouch Bought.

Nashi Tapioca Konjac, Pot Noodles (Mix Flavour, Pack of 6 x 150g) Vegan, Plant Based Instant Cup Noodles, Low Calorie Only 52 kcal, High Fibre, Gluten & Fat Free, Ready to Eat, Healthy Keto Diet Food

16% OffFree Shipping

Why We Love It

Convenient meals on the go.
Authentic Japanese-style tasty noodles.
Low-calorie, guilt-free indulgence.

Main Highlights

Nashi Tapioca Konjac Shirataki Pot Noodles (6 Pack) Enjoy six individual 150g pots—perfect for quick, convenient meals on the go, ideal for lunches or dinners anytime, anywhere.
Authentic Japanese-Style Shirataki Noodles Made from konjac and tapioca flour, these instant pot noodles deliver a unique chewy texture with a rich, varied flavour from our Vegetable, Spicy Chicken & Beef selection in every pot.
Low-Calorie & Low-Fat Meal Option With just 49-52 kcal and minimal fat per pot, these noodles are a light, convenient choice for mindful, portion-controlled eating.
High-Fibre, Gluten-Free & Vegan-Friendly Crafted from konjac root and tapioca, naturally high in fibre, gluten-free, and suitable for vegan and plant-based diets.
High in Dietary Fibre Made with konjac and tapioca, these noodles contain natural dietary fibre, contributing to a balanced and wholesome meal choice.
Quick & Easy Preparation Just add hot water and wait—no cooking or microwave needed. Perfect for a nourishing meal at home, work, or while traveling.

SlimFast Nourish Pot Aromatic Singapore Noodles, Ready Meal, Low in Sugar and Fat, Healthy Lunch and Low-Calorie Snack, Source of Protein, Instant Noodles, Multipack, 8 x 60 g

29% OffFree Shipping

Why We Love It

Healthy weight loss option.
Effortlessly quick meal.
Savoury, nutrient-packed goodness.

Main Highlights

Nutrient-Packed Lunch: SLIMFAST Nourish Pot's Singapore Noodles, a healthy ready meal choice for weight loss journey, provides 2 of your 5-a-day in a 250 calories serving
Convenient and Tasty: A culinary exotic flavour adventure, great for instant noodles and fast meals lovers, whether you're at work, home, or on the go
Wholesome Ingredients: This hearty instant meal combines noodles, chicken, and nutritious vegetables with aromatic herbs and spices; low in saturated fat and free from artificial additives
Nutrient-Rich Noodles Multipack: Low in sugar and fat and a source of protein, great addition to your usual SlimFast low calorie snacks and meal replacements
Healthy Meal, Ready in 4 Minutes: Enjoy easy prep – simply add boiling water, stir, and wait for 4 minutes to savour the spicy and aromatic flavours

Shake That Weight - Takeaway Favourites: Chicken Tikka, Sweet & Sour Chicken, Chicken Curry - High Protein Diet Ready Meals, Ready to Eat (MRE) Suitable for Camping

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Why We Love It

Varied flavorful options.
Protein-rich, low-fat.
Convenient storage.

Main Highlights

HIGH IN PROTEIN, LOW IN FAT: Traditional diets are complex, bland and require you to eat foods that you don’t enjoy. Our meal replacements re-create meals you already enjoy and make achieving lower calories per portion easy and tasty.
FUEL UP ANYWHERE: Our ready-to-eat meals (MREs) are designed for ultimate convenience, allowing you to prepare them in just minutes using a microwave or saucepan. For those times when you’re on the go, you can also enjoy them cold. Whether you’re at the office or out camping in the great outdoors, these meals are perfect for satisfying your hunger quickly and easily.
REAL FOOD, HIGH QUALITY INGREDIENTS: Produced in the UK. We’re passionate about providing our customers with tasty dishes to support their diets, that’s why ours are made from the finest ingredients, offering up a rich flavour and excellen nutrition.
NO REFRIGERATION NEEDED: Our no-refrigeration-needed ready meals are here to save the day! Perfect for those with busy lives. These meals are ready in minutes and can be stored anywhere… happy days.
GLUTEN FREE MEALS: 2 out of 3 meals in this pack are gluten-free, making it a great choice for those with dietary restrictions. Enjoy delicious options like Sweet & Sour Chicken and Chicken Curry, both packed with flavour and designed to satisfy. With these tasty, gluten-free meals, you won’t have to compromise on taste or nutrition - perfect for everyone at the table!

Nashi Shirataki Konjac Premium Spaghetti (8×190g) - Odour-Free, Low-Calorie & Fat-Free, Vegan & Keto Friendly Instant Meal | Ready to Eat

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Why We Love It

Flavorful and weight-loss friendly.
Extremely easy to cook.
Nutritionally rich and wholesome.

Main Highlights

✔️ Premium & Weight Loss Friendly: Nashi Shirataki Konjac Premium Spaghetti is a low-calorie, fat-free alternative to traditional spaghetti, ideal for weight management and keto diets.
✔️ Quick & Easy Preparation: These ready-to-eat noodles are simple to prepare. Rinse, heat, and pair with your favourite sauces, vegetables, or salads.
✔️ Nutritionally Balanced: With low carbs, high fibre, and no sugar, these plant-based noodles offer essential nutrients for a healthy lifestyle.
✔️ Natural Ingredients: Made from Konjac vegetables and gluten-free oat fibre, with just 8 calories per 100g—a clean, healthy choice.
✔️ Satisfaction Guaranteed: Nashi prioritises your health. These premium spaghetti noodles come in 8-serving packs. Contact us anytime for assistance.

SlimFast Meal Replacement Shake for Weight Loss & Balanced Diet, Vitamins and Minerals, Low Calorie, High Protein, Banana Flavour, 16 servings, 584 g, Packaging May Vary

23% OffFree Shipping

Why We Love It

High in protein.
Full of vitamins.
Tasty flavor options.

Main Highlights

NEVER RUN ON EMPTY: SlimFast Balanced High Protein Meal Replacement Powder supports your weight loss and helps to keep it off, with 14g of protein, no added sugar, and less than 230 kcal per serving
MULTIVITAMIN AND MINERAL POWERHOUSE: 23 vitamins and minerals (incl. Vitamin A, Vitamin D, Vitamin C, Vitamin B6, Vitamin B12, magnesium and zinc) to support your immunity and keep your metabolism humming
IRRESISTIBLE FLAVOURS: Our meal replacement shakes for weight loss come in various delish flavours, making your weight loss journey tasty and enjoyable
SATISFY HUNGER: Enjoy two SlimFast diet shakes or healthy snacks (bars) a day as part of our 3.2.1 plan to help you lose weight and keep it off, or enjoy it as part of your balanced diet
Substituting two main daily meals with meal replacements contributes to weight loss, and substituting one contributes to weight maintenance. Source: COMMISSION REGULATION (EU) No 432/2012 of 16 May 2012

Fiid 100% Natural Vegan Microwave Ready Meals - Italian Sundried Tomato & Lentil Ragu - 3 x 275g (Vegetarian Food Pouch, High in Fibre & Protein, Low in Sugar, Fat Free)

5% OffFree Shipping

Why We Love It

Rich in taste and flavour.
Ready in 90 seconds.
Supports a child in need.

Main Highlights

FULL OF TASTE & FLAVOUR - Rich Sundried Tomato & Lentil Ragu inspired by traditional bolognese, this ragu is rich, hearty and packed with earthy goodness for a nourishing taste of Italy.
100% NATURAL: Our vegan & vegetarian microwave ready meals provide 3 of your 5 a day and contain 0% additives or preservatives for a healthy nutritious meal.
QUICK & EASY: Heat in the microwave or on the hob to be ready to eat in just 90 seconds. Sufficient on their own for lunch or get creative with rice & pasta for a more substantial meal.
PLANT POWER: - Our meals were created by expert chefs and dieticians and are high in fibre & protein. They are completely dairy free.
BUY ONE, GIVE ONE - One Meal Donated to a Child in Need for Every Fiid Pouch Bought.

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We scanned 1861 products

We reviewed these offers relevant to the Healthy Low Calorie Ready Meals within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Parsley Box, BOL, SlimFast, Fiid, KETO SKINNY, Shake That Weight, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Healthy Low Calorie Ready Meals in the market, we considered we took a deep dive into 9306 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Calorie Conscious Ready Meal Variety Box - Parsley Box Microwavable Long-Life Cupboard-Store Ready Meals (7 Meals). We love many things about this product by Parsley Box. What sets it apart from the competition is High in protein, low sugar, Convenient and energy-efficient preparation, Long shelf life, varied selection.
The best value product for most shoppers and where user satisfaction is continuously the highest is BOL Blueberry Power Shake — Ready-to-drink Nutritionally Complete Meal (300kcal) | 25g Healthy High Protein Shake Bottle | Low Sugar Plant-based Low Calorie Meal Replacement Shakes (410ml x 6 Bottles) by BOL based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Healthy Low Calorie Ready Meals and the best cost-to-value ratio is SlimFast Nourish Pot Aromatic Singapore Noodles, Ready Meal, Low in Sugar and Fat, Healthy Lunch and Low-Calorie Snack, Source of Protein, Instant Noodles, Multipack, 8 x 60 gat SlimFast with a 29% discount.
Our list of the best Healthy Low Calorie Ready Meals is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Healthy Low Calorie Ready Meals in The UK

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itsu Chick-n Ramen Rice Noodles | Instant Noodle Cups | Authentic Japanese Flavour | Vegan & Gluten-Free | Low-Calorie | Quick-to-Make Snack | Pack of 6

Kallo Protein Packed Lentil Cakes, Low Fat Healthy Snacks, Vegan & Coeliac Friendly, Gluten Free & Sugar Free with No Artificial Colours or Flavours, Single Pack – 1 x 100g

We scanned 1861 products

We concluded that: