Is High-Protein Pasta Actually Worth It? A Nutritionist’s Verdict

Usually, when I see ‘high protein’ plastered across supermarket packaging, I’m keen to know whether the nutritional upgrade justifies the extra money.

But high-protein pasta has caught my attention. Particularly the varieties made entirely from lentils, chickpeas and other pulses.

Some provide substantially more protein than traditional pasta, contain just one ingredient and, perhaps most interestingly, have shown promising results in human studies looking at blood glucose responses and appetite [8], [9].

So is it worth paying extra for?

My verdict: I think 100% red lentil pasta can be a genuinely worthwhile option. It offers a meaningful nutritional upgrade, and the early research is encouraging. Wholewheat pasta remains an excellent everyday choice, but I’d happily pay extra for lentil pasta when its advantages suit the meal I’m making.

What actually is high-protein pasta?

First, something worth clearing up.

Not all high-protein pasta is made from red lentils. There are several different varieties, and what’s inside the packet can vary considerably.

Some are made entirely from ground pulses. Others are traditional wheat pasta with additional protein ingredients.

Take Tesco’s red lentil fusilli. Its ingredient list is rather refreshingly short: red lentil flour. That’s it [3].

Compare that with M&S High Protein Fusilli, which contains 65% pea flour, durum wheat semolina and 5% pea protein isolate [4]. Or Barilla Protein+, which combines durum wheat semolina with 10.8% pea protein [5].

All three can provide considerably more protein than ordinary pasta, but they differ in their ingredients and nutritional characteristics (and, let’s be honest, taste).

I think that’s worth understanding before we start discussing whether they’re healthier.

How does red lentil pasta compare with regular pasta?

I compared three Tesco products using equivalent portions of 75g dry pasta.

By regular pasta, I mean the familiar yellow pasta made from durum wheat semolina, the kind most of us have sitting in the kitchen cupboard.

Here’s what you’re actually getting.

Source: Tesco UK product labels and online prices checked 2 November 2026 [1], [2], [3]. Each manufacturer states that 75g dry pasta weighs approximately 170g after cooking; the nutrient values shown are taken from those specified cooked portions. Prices and formulations can change.

There’s an obvious winner for protein.

The red lentil fusilli supplies around 21g per portion, more than twice the amount in either wheat version. That’s a substantial nutritional difference, particularly if you’re preparing a predominantly plant-based meal.

But look at the fibre. Wholewheat pasta actually provides more than the red lentil option in this particular comparison.

At around 11p a portion, it’s also remarkably inexpensive. My breakfast fibre comparison shows how much these small everyday choices can add up.

What I’d take from this: Red lentil pasta earns its high-protein credentials. Wholewheat pasta is excellent value for fibre. Both are useful foods, and their different nutritional strengths are worth recognising.

Is red lentil pasta ultra-processed?

This is one of the reasons I find high-protein pasta particularly interesting.

If you’ve read my article on high-protein supermarket foods, you’ll know I like looking beyond the protein number on the front of a packet.

The ingredients matter too.

A pasta made entirely from red lentil flour is a pretty straightforward food. The lentils are milled into flour, mixed into dough, shaped and dried. Processing changes the food’s physical structure, but those steps alone don’t make it ultra-processed.

The NOVA classification includes plain pasta made from flour and water among minimally processed foods [7]. A one-ingredient red lentil pasta appears consistent with that category, although classification depends on the actual formulation and manufacturing process.

That’s a useful distinction when comparing whole-pulse-flour pasta with products made using isolated proteins and other ingredients. It doesn’t mean that a food containing protein isolate is automatically harmful, or that a short ingredient list guarantees better health outcomes.

And interestingly, processing doesn’t necessarily remove the benefits of pulses. We’ll come back to that shortly!

My verdict: A pasta made entirely from red lentil flour is a nutritious, relatively simply processed food that I’d be comfortable including regularly in a varied diet.

Does red lentil pasta have a better effect on blood sugar?

Now we’re getting to the interesting science.

A 2019 study published in Food & Function compared pasta made from several legume flours with traditional durum wheat pasta [8].

The researchers measured post-meal blood glucose responses and calculated glycaemic index values. The glycaemic index, or GI, compares how different carbohydrate foods raise blood glucose when the amount of available carbohydrate is standardised.

A lower GI generally means a smaller rise in blood glucose under those test conditions. It doesn’t automatically tell us how someone will respond to an entire meal, or whether they’ll experience an energy crash later.

The results were quite striking.

I find those findings encouraging because the researchers tested actual pasta formulations, rather than assuming the results from their ingredient lists.

The same paper reported higher polyphenol content and antioxidant capacity in the legume pastas, though laboratory measurements like these don’t prove long-term clinical benefits. Cooking also reduced the measured polyphenols [8].

My take: There is a genuine scientific reason to consider red lentil pasta, particularly if you’re interested in post-meal blood glucose responses. We don’t yet know whether regularly swapping pasta types improves long-term metabolic health. The short-term findings are encouraging enough to take seriously, though!

Could lentil pasta help you feel fuller?

Another study, published in 2024, gives us something else to think about.

Researchers compared lentil pasta, chickpea pasta, durum wheat pasta and gluten-free pasta, each served with tomato sauce [9].

In the first experiment, 19 participants completed a protocol in which they could eat until comfortably full. The results were rather interesting.

That’s a potentially meaningful finding. But there’s another result that makes this study particularly interesting.

Participants actually preferred the traditional wheat pasta, the familiar yellow variety we usually buy, for taste, texture and overall pleasantness.

So did people eat less lentil pasta because it made them feel fuller, because they enjoyed it less, or because of a combination of factors? Hmm.

The first experiment can’t neatly separate those explanations.

In a second protocol involving 40 healthy adults, the researchers served fixed pasta portions and measured appetite during the following two hours before offering another meal. Some fullness and appetite measures were more favourable after lentil pasta, with differences between men and women [9].

The study also disclosed support from Barilla, including supplied materials. That doesn’t invalidate its results, but it’s relevant context when weighing one small trial [9].

My verdict: Lentil pasta has shown promising effects on short-term fullness and food intake. That doesn’t yet establish long-term weight loss. For someone who enjoys lentil pasta and finds it satisfying, though, it’s another positive reason to consider it.

Does turning lentils into pasta remove their nutritional benefits?

You might reasonably wonder whether grinding lentils into flour removes some of the advantages of eating whole pulses.

A 2022 randomised crossover trial from the University of Leeds examined different forms of chickpeas in 13 adults with normal blood glucose levels [10].

Participants ate whole chickpeas, chickpea purée, chickpea pasta or a mashed-potato control on separate occasions. The test meals were matched for available carbohydrate.

All three chickpea preparations produced lower post-meal glucose responses than mashed potato. Responses were comparable between the three chickpea formats [10].

That’s encouraging. Turning chickpeas into pasta didn’t remove the favourable short-term response observed in this experiment.

The researchers tested chickpeas rather than red lentils, and their control was mashed potato rather than wheat pasta. We shouldn’t assume the same numerical result applies to every pulse product.

Laboratory research also suggests that the manufacturing conditions of red lentil pasta can change starch digestibility [11].

My take: Milling and shaping pulses changes their structure, but available research suggests legume-based pastas can retain useful nutritional properties.

What about carbohydrates and calories?

Here’s another interesting detail from the Tesco comparison.

The red lentil fusilli provides around 317 kcal per equivalent portion, compared with 268 kcal for the regular wheat version. It still contains roughly 53g of carbohydrate.

That may surprise anyone expecting high-protein pasta to be particularly low in calories or carbs. But there’s nothing inherently wrong with either figure.

Carbohydrates provide energy, and two foods with similar carbohydrate totals can produce different short-term glucose responses. The composition, preparation and the rest of the meal all play a part.

Ordinary pasta with plenty of vegetables, tomato sauce and a useful protein source can make an excellent dinner. So can red lentil pasta with those additions.

I’d be more interested in the overall meal and how it fits someone’s needs than trying to crown one pasta the healthiest.

Is high-protein pasta worth the extra price?

Let’s look at the money.

At the checked Tesco prices, 75g of red lentil fusilli costs approximately 57p. Regular and wholewheat fusilli each cost approximately 11p. You’re paying roughly five times as much.

That’s a noticeable difference, especially if you’re feeding a family.

However, the red lentil version offers approximately 11g more protein, a simple ingredient list and evidence of potentially useful short-term glycaemic effects from research on comparable lentil pastas. It can also be a convenient way to include pulses in your diet.

For someone who eats mainly plant-based meals, or wants additional protein without needing another protein-rich ingredient, I think that’s a reasonable upgrade.

If you enjoy wholewheat pasta and already eat enough protein, I’d be less inclined to recommend paying the premium every time.

There’s another BIG practical consideration too…

Taste and texture.

If you enjoy lentil pasta, brilliant. If the texture puts you off, forcing yourself to eat it for a theoretical nutritional advantage seems unnecessary.

I’d rather see people build eating habits they genuinely enjoy.

Which pasta would I actually choose?

For extra plant-based protein: I’d happily recommend a 100% red lentil pasta. Its nutrition is attractive, the ingredient list can be very simple and the human evidence is encouraging.

For an inexpensive everyday staple: Wholewheat pasta remains excellent. This Tesco example supplies plenty of fibre for the price.

For people who prefer traditional white pasta: Keep enjoying it. It can fit into a healthy diet alongside vegetables and other nutritious ingredients [12].

For other high-protein pastas: Check the ingredients. Chickpea, edamame and protein-enriched wheat versions differ from each other, and the red lentil findings cannot automatically be applied to every packet claiming high protein.

If I were standing in the supermarket aisle, I’d be perfectly happy putting a bag of 100% red lentil pasta in the trolley.

For once, there’s a high-protein alternative with a genuinely interesting scientific case behind it.

References

1. Tesco. Fusilli Pasta 500g: ingredients, nutrition and price.
2. Tesco. Whole Wheat Fusilli Pasta 500g: ingredients, nutrition and price.
3. Tesco. Gluten Free Red Lentil Fusilli 250g: ingredients, nutrition and price.
4. Marks & Spencer. High Protein Fusilli: ingredients and nutrition.
5. Barilla. Protein+ Spaghetti: ingredients and nutrition.
6. Explore Cuisine. Organic Edamame Spaghetti.
7. NUPENS. Learn how to classify foods: NOVA classification.
8. Turco I, Bacchetti T, Morresi C, Padalino L, Ferretti G. Polyphenols and the glycaemic index of legume pasta. Food & Function. 2019;10:5931–5938.
9. Cioffi I, Martini D, Del Bo’ C, et al. Lentils based pasta affect satiation, satiety and food intake in healthy volunteers. Current Research in Food Science. 2024;9:100858.
10. Hafiz MS, Campbell MD, Orsi NM, et al. Impact of food processing on postprandial glycaemic and appetite responses in healthy adults: a randomized, controlled trial. Food & Function. 2022;13:1280–1290.
11. Red lentil pasta quality and in vitro digestibility modulation by means of processing conditions. International Journal of Food Sciences and Nutrition. 2025.
12. NHS. Starchy foods and carbohydrates.