Nutritional positioning is becoming a bigger part of food development, particularly as consumers pay closer attention to what products can offer beyond taste and convenience.
Protein remains one of the most established nutrition cues, with the British Nutrition Foundation stating that UK adults are, on average, consuming more than the recommended intake: around 85g per day for men and 67g per day for women, compared with recommendations of 56g and 45g respectively [6]. Fibre tells a different story. UK adults are recommended to consume around 30g of dietary fibre per day, yet average intake remains below this level, with the British Dietetic Association estimating it at around 18g per day [7]. Together, these figures show why protein and fibre are shaping product development, but in different ways: protein is linked to strong consumer demand and product positioning, while fibre offers a clear opportunity to close a nutritional gap.
For manufacturers, the opportunity is not simply to add more protein or fibre for fortification. It is to use these ingredients in a way that improves the finished product. Protein and fibre can support nutrition claims, but they can also play a practical role in texture, structure, binding and water control. This makes them particularly relevant in categories where nutritional improvements are needed without compromising the product experience.
Clean label proteins and fibres can therefore offer a more joined-up approach, where nutritional improvement and product performance are considered together. When chosen well, they can help manufacturers work towards stronger nutritional profiles while also supporting texture, process stability and clearer declarations.
What Do Protein and Fibre Actually Do in Food?
Protein and fibre can both support nutritional improvement, but their value in formulation is much wider than claims suggest.
Protein can contribute to binding, emulsification, structure and nutritional enhancement. In meat, bakery, sauces and fortified foods, this may mean building a firmer bite, improving cohesion, stabilising an emulsion or strengthening the overall nutritional profile. For manufacturers working on these types of briefs, clean label proteins can offer a practical way to combine nutritional value with functional performance.
Fibre can also play several roles, depending on the source, format and application. It may help with water binding, viscosity, bulking, texture, volume, stability and fibre fortification. Some fibres are better suited to structure and water management, while others may support softness, mouthfeel or nutritional positioning. This makes fibre particularly relevant in products where clean label texture solutions need to support both performance and label expectations.
Protein and fibre should be treated as part of the wider formulation system, rather than simple additions. A solution that works for a high-protein snack may not be the right choice for a sauce, meat system, or bakery product. The technical role needs to come first, before the claim route is finalised.
Why Are Clean Label Protein and Fibre More Important in Food Development?
Protein and fibre are becoming more important because they span several parts of a product development brief. They can support regulated nutrition claims, but they can also influence product properties, making them useful yet technically complex.
In the UK, nutrition and health claims are regulated, so manufacturers cannot describe a product as “high protein” or “source of fibre” unless the finished product meets the required criteria [3]. In practice, the key thresholds are [4]:
For protein and fibre, this creates a useful but sometimes challenging brief. Many consumers recognise the benefits, yet they may not understand why these ingredients are also needed for structure, stability or mouthfeel. That makes clarity important: the finished product needs to communicate nutritional value without making the ingredient declaration feel overly technical or out of step with the category.
For that reason, clean label protein and fibre are best approached as functional ingredients, not just nutritional additions. Their value lies in how they help a product meet its nutritional target, maintain its eating quality and still feel credible on pack.
Why Does Clean Label Matter When Adding Protein and Fibre?
Clean label ingredients matter because ingredient choice affects more than technical performance. A functional ingredient still has to make sense on pack for consumers. It needs to fit the product proposition, meet category expectations and support the declarations manufacturers are aiming for.
Clean label expectations are no longer limited to removing certain ingredients. They are increasingly linked to transparency, clarity and whether the ingredient list feels consistent with a product’s wider proposition. FoodBev Media describes clean label as part of a wider shift towards transparency, where manufacturers are under pressure to simplify ingredient lists while still delivering on taste, texture and nutrition [5]. FMCG Gurus’ 2026 report also found that “free from additives” is influential for 65% of global consumers when choosing food and drink, while “free from artificial ingredients” and “contains recognised ingredients” also rank strongly [6].
For protein and fibre, the challenge is to improve nutrition or functionality without making the product feel less familiar. A high-protein bakery product may have strong nutritional appeal, but it still needs to deliver softness and a familiar eating experience. A fibre-enriched sauce may improve its nutritional profile, but it still needs to remain smooth, stable and consistent throughout processing.
The key point for manufacturers is balance. Cleaner declarations can strengthen trust, but only if the product still performs.
How Do You Choose the Right Clean Label Protein or Fibre Solution?
When assessing a clean label protein or fibre solution, five questions usually matter most:
1. What Nutritional Target Are You Working Towards?
Is the aim to support a “source of” or “high” claim, improve the overall nutritional profile, increase satiety cues or strengthen the product’s position within a category? That decision needs to line up with the relevant UK claim thresholds and with the finished product’s nutritional profile [3][4].
2. What Functional Role Does the Ingredient Need to Perform?
The ingredient may be needed for binding, emulsification, texture, water management, yield, mouthfeel, nutritional enhancement or a combination of these. Defining the functional role early helps avoid choosing an ingredient purely because it supports a claim.
3. What Application and Process Conditions Are Involved?
Bakery, meat, sauces and fortified foods each place different demands on ingredients. Heat, shear, pH, hydration time, mixing order, freeze-thaw stability and shelf-life conditions can all change how a protein or fibre behaves in the finished product.
4. How Important Is Label Simplicity?
A solution can be nutritionally attractive but still create friction if the declaration feels out of step with the rest of the product. In clean label reformulation work, ingredient familiarity, transparency and perceived naturalness can shape consumer trust.
5. Will the Solution Work Commercially at Scale?
Bench success is only part of the picture. The solution must also work within the contexts of cost, supply, scale-up, factory processes, and finished product quality. Technical support, pilot trials and application-specific testing become especially important when the ingredient is expected to deliver both functionality and claim potential.
What Is the Future of Clean Label Protein and Fibre in Food Manufacturing?
Protein and fibre are likely to become a more routine part of mainstream formulation work, but not because of one isolated trend. Their relevance sits at the intersection of nutrition, clean label expectations, digestive health, satiety, product quality and category competition.
Protein remains commercially attractive because it is widely understood by consumers and can support clear nutrition-led positioning. In formulation, it can also contribute to binding, emulsification, and structure, making it useful beyond products overtly marketed as high protein.
Fibre offers a different, but equally important, opportunity. It supports a recognised public health need, is relevant to digestive-health positioning, and can help address practical challenges around texture, water management, and mouthfeel. This gives manufacturers a way to improve nutritional value while also protecting the quality of the finished product.
The satiety conversation may also become more important as consumers look for products that feel more purposeful and satisfying. Scientific reviews suggest that protein can influence appetite-related hormones, while soluble dietary fibres can affect viscosity, gastric emptying and perceived fullness [7][8]. For manufacturers, the opportunity is not to overclaim. It is to understand how these ingredients can contribute to products that feel satisfying, are nutritionally considered, and are technically robust.
Overall, the direction of travel is clear. Products are being asked to work harder nutritionally while still meeting expectations for taste, texture, label declarations, process performance, and value. Clean label proteins and fibres fit that environment, as they can help improve both nutrition and performance when selected with the full formulation in mind.
To keep up to date with the latest trends and formulation thinking, explore our clean label insights.
Join the Conversation on Protein and Fibre Fortification at Food Matters Live 2026
Clean label proteins and fibres are practical formulation tools for manufacturers looking to improve nutritional positioning, support pack claims, and strengthen product performance while maintaining control over declarations.
At Food Matters Live London, Ulrick + Short will host an NPD Discovery Roundtable titled “Everyday Nutrition: Making Protein + Fibre Fortification Simple”. We will explore how protein and fibre can be built into everyday staples across breakfast, lunch and dinner, and unpack the formulation realities behind fortification, from dryness to structural weakness.
Join us on the 3rd – 4th June to discover how specialist clean label ingredient solutions can simplify your development and make fortification easier.
