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Focus on dietary fiber

The potential of dietary fiber for strong concepts

When it comes to intestinal health, there is no getting around prebiotics. Dietary fibers are largely indigestible food components that mainly come from plant-based foods. Even though our body cannot digest them directly, they play a central role in our diet. A growing number of studies show that dietary fiber makes an important contribution to intestinal health and normal bowel function. In conjunction with a forecast annual market growth of around 15% by 20301, this creates an attractive starting point for brands to develop innovative product solutions for the intestinal health segment that go beyond traditional probiotics.

As so-called prebiotics, they serve as a nutritional basis for beneficial intestinal bacteria such as bifidobacteria and lactobacilli. A diet rich in fiber can therefore have a targeted positive influence on the intestinal flora. Fiber can also help regulate blood sugar levels and support weight management.

We are happy to provide you with an overview of selected sources of dietary fiber for food supplements:

Fiber content ~90%

Inulin

Inulin is obtained from chicory or agave, for example. The fiber content of inulin powder is usually around 90%. This makes inulin particularly suitable for products where a high fiber content is desired.

Fiber content ~80%

Acacia fiber powder

Acacia fiber is a soluble dietary fiber from the sap of acacia trees. The fiber content is around 80 %. Compared to some other dietary fibers - such as psyllium husks - acacia fiber is considered to be better tolerated and less likely to cause flatulence.

Fiber content ~70-90%

Psyllium husk powder

Psyllium husks contain between 70 % and 90 % fiber. They are characterized by a high swelling capacity and can absorb up to 40 times their own weight in water. This makes them ideal for weight management concepts. However, it is important to drink enough fluids to avoid digestive problems.

Fiber content ~80-95%

Konjac root powder

Konjac root is known for its high content of the dietary fiber glucomannan (approx. 80 to 95%). This has the highest known water-binding capacity and can bind up to 100 times its own weight in water. Glucomannan swells accordingly in the stomach and provides a pronounced feeling of satiety.

Fiber content ~80-90%

Resistant maize dextrin

Resistant maize dextrin is a degradation product of maize starch and has a fiber content of 80 % to 90 %. Resistant maize dextrin is considered to be one of the better tolerated dietary fibres and is less likely to cause flatulence.

Fiber content ~65-70%

Coconut fiber powder

Coconut fiber powder is obtained from dried, white coconut meat. The fiber content is around 65 - 70 %. The coconut fiber powder has a typical coconut smell, a slight coconut taste and a soft mouthfeel.

Fiber content >90%

Oat fiber powder

Oat fiber powder has a high fiber content of over 90 %. In contrast to oat bran, the fibers are obtained from the oat hulls, a by-product of oatmeal production. Oat fiber contains almost no carbohydrates and is often also available gluten-free.

Fiber content ~55%

Apple fiber powder

Apple fiber is obtained from de-juiced apples and contains insoluble fiber as well as soluble pectins. The fiber content of apple fiber powder is around 55%. Compared to other fiber powders, apple fiber has a relatively high proportion of carbohydrates.

Fiber content ~70-85%

Pectins

Pectins are soluble vegetable fibres that are obtained from apples and citrus fruits, among other things. In addition to their use as fiber, they are also known as a natural gelling agent - for example in jams. The fiber content is between 70 % and 85 %.

Fiber content ~85-90%

Beta-glucans

Beta-glucans can be obtained from oats, barley or yeast. Beta-glucans obtained from cereals contain around 70% fiber, while isolated beta-glucans from yeast can reach levels of 85-90%. The approved EFSA Health Claims "Beta-glucans contribute to the maintenance of normal blood cholesterol levels" and "The intake of beta-glucans from oats or barley as part of a meal contributes to a lower rise in blood glucose levels after a meal" may only be used for beta-glucans from oats and barley.

Fiber content ~50-97%

FOS and GOS

Fructooligosaccharides (FOS) and galactooligosaccharides (GOS) are particularly well known in the field of infant nutrition. They are similar in their properties to the natural micholigosaccharides in human breast milk. As prebiotics, they are also used in food supplements for intestinal health - for example in our Mellow Yellow.

Both are soluble dietary fibers, although their fiber content can vary depending on the raw material and manufacturing process: High-purity FOS provide over 90% fiber, while GOS can also contain sugar components (e.g. lactose). This range enables targeted adaptation to the respective product concept - for example with regard to fiber content, sweetness or tolerability.

 

"Fibermaxxing" in vogue

Due to the positive properties of dietary fiber for intestinal health and weight management, the trend of "Fibermaxxing" has established itself in social media. The aim is to maximize daily fibre intake.

The background to this is that many people do not reach the recommended daily amount. The German Nutrition Society (DGE) recommends at least 30 g of fiber per day. In fact, the average intake is often only 15-20 g per day.

Important: An increase in fiber intake should always be gradual so that the intestines can adapt. Increasing too quickly can cause bloating and other digestive problems.

Are you interested in the topic of digestion? Here are some more ideas!

Show me inspiration on the topic of digestion

High-fiber product ideas with Biohealth

At Biohealth, we have numerous dietary fibres in our portfolio that can be used to realize your product ideas.

Are you still looking for inspiration for fiber-related product concepts?

For example, a simple capsule with glucomannan from the konjac root, chromium, zinc and vitamins C & B6 would be conceivable. This helps to promote weight loss and support the metabolism. If you want something a little tastier, we recommend a high-fiber inulin shake, supplemented with digestive enzymes and selected vitamins and minerals - in the flavour of your choice!

Or a capsule for the gut that combines a prebiotic such as acacia fiber powder with probiotics such as lactobacilli and bifidobacteria to create a synbiotic?

Please write to us - together we will develop the right dietary fiber formulation for your product range.

1GrandView Research. " & Global Prebiotics Market Size, Share, &, Trend Analysis Report by Ingredients (FOS, Inulin, GOS, MOS), by Application (Food, Beverages, Dietary Supplements, Animal Feed), by Region and Segment Forecast, 2022-2030.