The Best High-Satiety Snacks in the UK:

Why Mycoprotein Shortbread Tops the List

It’s 3 PM. You had lunch two hours ago, but your stomach is already growling and your focus is drifting toward the vending machine. The problem isn’t a lack of willpower; it’s a lack of satiety.

Finding high-satiety snacks in the UK—foods designed to keep you full for longer—is the key to beating the afternoon slump and avoiding mindless grazing. If you are searching for filling snacks that provide sustained energy rather than a quick sugar spike, protein- and fibre-rich options make all the difference.

But which snacks actually work? We compared the UK’s most common choices to find the true winner.

The Battle of the Snacks: Nuts vs. Bars vs. Biscuits

When looking for healthy biscuits for energy in the UK or filling snack alternatives, most people turn to the same three categories. Here is how they perform when hunger hits.

1. Nuts and Seeds

Pros: High in healthy fats, protein, and fibre; excellent for satiety.
Cons: Calorie-dense and easy to overeat. Many people also find nuts heavy and difficult to digest during the day.

2. Protein Bars

Pros: Convenient, pre-portioned, and designed to be filling.
Cons: Often chalky, overly chewy, or filled with artificial sweeteners. Many cause bloating or feel more like “fuel” than a satisfying treat.

3. Standard Digestive Biscuits

Pros: Comforting, familiar, and great with tea.
Cons: Usually high in sugar and refined carbs, causing quick spikes in blood sugar followed by a crash that leaves you hungrier than before.

Enter MushBoom: The Future of Filling Snacks

A new contender is redefining what a filling snack can be: MushBoom Mycoprotein Shortbread, the UK’s first shortbread made with a natural, protein-rich mycoprotein base.

Instead of choosing between “healthy but heavy” or “healthy but chalky,” MushBoom delivers genuine satiety in a form that tastes and feels indulgent.

Why Mycoprotein Is Superior for Satiety

MushBoom was created to bridge the gap between what your body needs and what your taste buds enjoy. It tops our list of the best high-satiety snacks in the UK for two core reasons: digestible fullness and exceptional flavour.

Easier to Digest Than Nuts

Mycoprotein delivers a complete amino acid profile plus fibre, providing fullness without the heaviness of fat-dense nuts. This makes it ideal as a desk snack or mid-day pick-me-up.

More Enjoyable Than Protein Bars

Forget chalky textures and artificial aftertastes. MushBoom shortbread maintains the buttery, crumbly texture of traditional British shortbread while enhancing it with naturally satiating mycoprotein.

It satisfies the craving for a treat while keeping you full and energized for longer.

Stop Snacking, Start Sustaining

If you are tired of snacks that leave you hungry an hour later, it is time to upgrade your daily snack routine. Skip the dense nuts. Skip the chalky bars. Choose a snack that feels good and fuels you properly.

Experience the difference of real satiety.

Shop MushBoom Mycoprotein Shortbread Now

A Simple Guide to Choosing Smarter Snacks

In a busy world, many people often rush or skip meals. To stay energized and focused, they are turning to nutrient-dense snacks that offer long-lasting fullness. Beyond convenience, these high-satiety foods play an important role in how your body functions.

Understanding why these nutrients matter — and choosing the right sources — can help stabilise energy, reduce cravings, and improve your overall well-being.

Why This Nutrient Matters More Than Ever

If you often feel hungry mid-morning or experience afternoon fatigue, your diet may be lacking slow-digesting nourishment. According to the British Nutrition Foundation, this essential macronutrient supports:

• Muscle and tissue repair
• Hormone balance
• Immune health
• Steady energy levels

Meanwhile, Mintel reports that 32% of UK consumers now prioritise high-satiety snacks as part of their daily routines.

This isn’t just for athletes — anyone who wants steadier energy and better appetite control benefits from including more amino-rich foods in their day.

How High-Satiety Nutrients Support Your Body

Mycoprotein: A New, Highly Satisfying Ingredient Consumers Are Discovering

While whey and soy remain common, mycoprotein is gaining popularity as a modern, sustainable alternative. Consumers love it because it delivers fullness without heaviness.

Why Mycoprotein Is Becoming a UK Favourite

• Naturally rich in fibre and amino acids (keeps you full longer)
• Low in saturated fat, cholesterol-free
• Gut-friendly and easy to digest
• Lower environmental footprint
• Mild, versatile flavour ideal for bakery snacks

Mycoprotein offers a nutritional upgrade that fits perfectly into today’s demand for convenient, wholesome snacking.

How MushBoom Mycoprotein Shortbread Fits Into a Healthy Lifestyle

Many “better-for-you” snacks taste chalky or artificial. MushBoom reimagines traditional British shortbread using mycoprotein — offering both comfort and nourishment.

Below is how each product format fits real everyday eating habits:

Everyday Packets — For Simple, Daily Nourishment

• 6–8 classic fingers or rounds
• Easy to store, take to work, or enjoy at home
• A nutritious twist on a classic British biscuit
• Mycoprotein adds natural fullness without changing the iconic flavour

Best for: hybrid workers, lunchboxes, coffee breaks, daily snacks.

Classic Tins — For Premium Moments & Gifting

• 12–16 artisanal-style pieces
• Perfect for gifting, sharing, and cosy at-home treats
• Elegant packaging suited for DTC, influencers, and seasonal campaigns

Best for: gifting occasions, home rituals, premium snacking experiences.

Snack Packs (2 × 75g) — For On-the-Go Convenience

• Two individually wrapped servings
• Great for portion control
• Perfect for commuting, travelling, or fitness routines

Best for: travellers, commuters, wellness-conscious consumers.

How Much Do You Actually Need?

For most adults, 10–20 g of high-satiety nutrients per snack helps:

• Stabilise appetite
• Maintain steady energy
• Avoid overeating later in the day

MushBoom’s mycoprotein shortbread supports this naturally, thanks to its fibre and amino-rich composition.

How to Add High-Satiety Snacks Into Your Day

Here’s how these snacks easily fit into everyday life:

• Morning: Pair shortbread with coffee for balanced, sustained focus
• Afternoon: Swap sugary treats for a slow-digesting bite
• Pre-/post-workout: Combine a nourishing snack with fresh fruit
• Travel: Keep a snack pack in your bag for clean, portable energy
• Evening: Choose filling snacks to avoid late-night sugar cravings

Small, simple changes can dramatically improve how you feel throughout the day.

References

British Nutrition Foundation — Protein and Health

Mintel Consumer Snacking Report

Glanbia Nutritionals Snacking Trends

Healthy Snacks on the Go

In today’s fast-paced world, many of us struggle to find time for a sit-down meal. With work, commuting, family duties, and social plans consuming our time, on-the-go snacks are now a must in our lives. These quick, convenient snacks do not just fill the gap; people now see them as an integral part of maintaining our health.

Why Are People Turning to On-the-Go Snacks?

Clear evidence shows that time constraints play a huge role in the shift toward snacking. With people working from home or in hybrid settings, it’s more common than ever for snacks to replace full meals. Many people find a full sit-down meal less practical now. So, snacks have become a quick and easy way to eat.

Interestingly, the role of snacking has changed. People once saw it as a treat, but now it plays a key role in many diets. The demand for healthier, more nutritious options is growing a lot. People now turn to snacks to help with energy, focus, and even to refuel after a workout.

Convenience Meets Health: The Demand for Nutritious Snacks

The rise in popularity of on-the-go snacks is not just about convenience. Also, providing healthier options than full meals is important. As people care more about their health, they want snacks that give lasting energy and important nutrients.

In fact, 54% of snackers choose snacks to boost their daily nutritional intake (Mintel, 2025). These nutrient-rich snacks are designed to fuel your body throughout the day without the prep time required for a full meal.

Best Healthy Snacks for Busy People

Here’s the good news: there are plenty of healthy snacks that are both convenient and nutritious. If you’re looking for a quick snack to keep you energized, here are some top choices:

1. Protein Bars: A Quick, Filling Snack

Protein bars are a go-to for busy individuals who need a snack that keeps them full and provides lasting energy. But not all protein bars are created equal. When choosing the best protein bar, look for options that offer:

• At least 10 grams of protein per serving
• Minimal sugar (aim for less than 5 grams)
• Natural, whole food ingredients

Recommend Brands:

• MushBoom Shortbread Protein Bar: A plant-based, high-protein snack bar, perfect for quick energy on the go. It offers an excellent blend of nutrition and taste.
• MyProtein Protein Bar: A trusted name offering high-protein bars with minimal sugar, great for a pre-workout boost.
• Quest Bars: Popular for their high protein and fiber content, Quest Bars are a favorite among people looking for satisfying snacks.

2. Trail Mix: The Portable, Protein-Packed Snack

Trail mix, a combination of nuts, seeds, and dried fruits, offers a great balance of protein, healthy fats, and fiber. When picking trail mix, look for:

• Natural ingredients with no added sugars
• A good variety of nuts and seeds for protein and healthy fats

Recommend Brands:

• Nuts.com Trail Mix: Known for high-quality mixes that combine nuts, seeds, and dried fruits, providing a great nutrient-packed snack.
• Kirkland Signature Trail Mix: A popular, affordable option with a good balance of healthy ingredients.

3. Greek Yogurt: A Protein-Packed Dairy Snack

Greek yogurt is an excellent snack option packed with protein and probiotics, which are great for digestive health. When choosing Greek yogurt, consider:

• At least 10 grams of protein per serving
• Low sugar content (opt for unsweetened varieties)

Recommend Brands:

• Fage Total Greek Yogurt: Renowned for its rich, creamy texture and high protein content.
• Oikos Triple Zero: Offers Greek yogurt with zero added sugar, making it a healthy snack choice.

4. Veggie Chips: A Healthy, Crunchy Alternative

Veggie chips, made from sweet potatoes, kale, or zucchini, are a nutritious alternative to traditional chips. Look for:

• Real vegetables rather than processed starches
• Minimal sodium content

Recommend Brands:

• Veggie Straws by Sensible Portions: A crunchy and healthy snack alternative, made from non-GMO vegetables.
• Burts Chips: A UK favorite offering a variety of vegetable-based chips with lower sodium and no artificial additives.

5. Fruit and Nut Snacks: Simple, Nutrient-Rich Options

Combining fresh or dried fruits with nuts provides a quick, healthy snack. Look for:

• No added sugars (choose fresh fruits or unsweetened dried fruits)
• A good balance of carbohydrates and healthy fats

Recommend Brands:

• Nuts.com Dried Fruit & Nuts: Offers a variety of fresh dried fruits and nuts, providing an easy and nutritious snack.
• Bear Yoyo’s Fruit Rolls: A UK-based brand offering natural fruit snacks with no added sugar, ideal for pairing with nuts.

How to Choose the Right Snacks for You

When selecting on-the-go snacks, it’s essential to consider your personal health goals. Are you looking for something high in protein to keep you energized throughout the day? Or perhaps you want something low in sugar for weight management?

Pick snacks that meet your needs. Whether you want a quick energy boost, a post-workout refuel, or a healthy option, choose what fits your busy schedule.

The right snack can make a significant difference in maintaining your health and energy levels while navigating a hectic day.