Yeast extracts: prebiotic, supporting gut health and anti-allergenic (2024)

Yeast is a product that is regularly discussed in the pet food industry and this article will point out the benefits of different yeast products. Some yeasts have a prebiotic effect and support gut health. Other yeasts are an excellent anti-allergenic protein source.

Brewers’ yeast
Brewers’ yeast is regularly used in pet food. This yeast, Saccharomyces cerevisiae, is used in the brewery process. Brewers’ yeast is well-known as a palatability enhancer and as an ingredient rich in B-vitamins and minerals. Brewers’ yeast is a source of good quality protein, with a level of approximately 40% protein, and it contains nine of the essential amino acids needed by dogs. Brewers’ yeast is a well-known ingredient with many nutritional benefits for dogs and cats. Availability of brewers’ yeast can be problematic, therefore molasses yeast is a good alternative. Molasses yeast is also Saccharomyces cerevisiae, but it is derived from sugar cane molasses fermentation obtained during the ethanol production process.

Yeast cell walls and hydrolysed yeast
Beside brewers’ yeast and molasses yeast, there are more yeast products on the market. In some cases pets have some extra challenges to deal with: health and allergies. Yeast cell walls or hydrolysed yeast are two products that can be very helpful when facing those challenges.

Intestinal health
Yeast cell walls, obtained from mature yeast with thick walls, contain high levels of mannan oligosaccharides (MOS) and B-glucans. MOS bind pathogens and supports intestinal health.
B-glucans act as a prebiotic by promoting the reproduction of beneficial bacteria and B-glucans stimulate the immune system.

Anti-allergenic
Hydrolysed yeast is yeast treated with enzymes and as a result, the protein is split into short-chain peptides and amino acids. When intact proteins are broken down into small molecules, the immune system is no longer able to recognize them as allergens, with the result of eliminating the possibility of an adverse reaction. Hydrolysed yeast has lower molecular weight peptides compared to brewers’ yeast. Hydrolysed yeast contains not only MOS and B-glucans, but also nucleotides. This is essential for growing animals. Therefore the product is very suitable for puppies and kittens. Hydrolysed yeast is also a product with high palatability and is a source of various B-vitamins and minerals. B-vitamins play an important role in supporting the nervous system, helping with stress management, aiding digestion and keeping coat, skin, eyes and liver healthy.

Yeast portfolio
Barentz Animal Nutrition has a complete portfolio with different yeast products, as mentioned above. Beside brewers’ yeast, molasses yeast, yeast cell wall and hydrolysed yeast, the Barentz’ yeast range extends to autolyzed yeast, and different combinations of yeast products. Different animal species with different ages require different yeast products.

Barentz Animal Nutrition: Your Ingredients Partner
Barentz is a global distributor of ingredients in the animal nutrition, food & nutrition, pharmaceutical, and personal care industries. At Barentz Animal Nutrition we are active in technical ingredients and additives for the feed and pet food industry. We have a big portfolio of carbohydrates, proteins, vitamins, anti-oxidants, yeast and novelty ingredients such as insect protein and sea weed. Our ingredients experts support our customers in making the right ingredients choices for their new and existing products. We strongly believe that by acting as an ingredients partner, rather than merely a distributor, we can provide our clients with complementary high quality products that add value to their formulations or processes.

By Catharina Nieuwenhuizen,
Barentz Animal Nutrition

This article was published in Pet Food Supplement. Read the original article here.

Yeast extracts: prebiotic, supporting gut health and anti-allergenic (2024)

FAQs

Yeast extracts: prebiotic, supporting gut health and anti-allergenic? ›

Yeast cell walls, obtained from mature yeast with thick walls, contain high levels of mannan oligosaccharides (MOS) and B-glucans. MOS bind pathogens and supports intestinal health. B-glucans act as a prebiotic by promoting the reproduction of beneficial bacteria and B-glucans stimulate the immune system.

What yeast is good for the gut? ›

Brewer's yeast contains small organisms (microflora) that help maintain the proper functioning of the digestive tract. Brewer's yeast is a nutritional supplement and may enhance energy levels and strengthen the immune system. It's a rich source of: chromium.

Is nutritional yeast a prebiotic? ›

Despite the questionable manufacturing process, nutritional yeast is rich in protein, and even contains some prebiotic fibre. There is some evidence that nutritional yeast is an immunity booster because nutritional yeast contains immunity-boosting beta-glucans.

Is Brewer's yeast A prebiotic? ›

Brewer's yeast cell wall (BYC) has been reported to have prebiotic activity that improves the microbiotal composition of the human gut.

What are the side effects of Saccharomyces cerevisiae? ›

In some people, brewer's yeast can cause headache, stomach discomfort, and gas (flatulence). There isn't enough reliable information to know if brewer's yeast is safe to use long-term or what the side effects might be. Stick with short-term use.

Is there any downside to nutritional yeast? ›

Too much nutritional yeast added too quickly to one's diet can cause problems with digestion, such as abdominal cramps and diarrhea. A high-fiber diet is good for digestive health.

Is yeast extract good for your gut? ›

Some yeasts have a prebiotic effect and support gut health. Other yeasts are an excellent anti-allergenic protein source.

Who should not take Brewers yeast? ›

People who have frequent yeast infections or who are allergic to yeast should avoid brewer's yeast. People with diabetes should talk to their doctors before taking brewer's yeast because it could interact with medications for diabetes and cause low blood sugar.

Can I take brewer's yeast every day? ›

Brewer's yeast is available in tablet and powder forms. Tablets often come in doses of 250 milligrams to 1,000 milligrams. Brewer's yeast powder is usually mixed with water or other beverages. Most manufacturers recommend 1 to 2 tablespoons daily.

Is yeast good or bad for you? ›

Yeast offers more health benefits than negative side effects. Yeast, commonly used in baking to leaven bread and ferment beverages, belongs to the fungi kingdom. Contrary to the belief that all fungi are harmful, certain types of yeast are actually beneficial for your health.

Is Saccharomyces good or bad for you? ›

boulardii) is a type of probiotic ("friendly" organism). It's a yeast that is actually a strain of Saccharomyces cerevisiae. "Friendly" organisms such as S. boulardii can help fight off "bad" organisms that might cause diseases.

What are Saccharomyces toxins? ›

The best characterized toxin system is from yeast (Saccharomyces cerevisiae), which was found to spoil brewing of beer. In S. cerevisiae are toxins encoded by a double-stranded RNA virus, translated to a precursor protein, cleaved and secreted outside of the cells, where they may affect susceptible yeast.

Does yeast cause Crohn's? ›

Yeasts appear to contribute to a significant increase in TH1 cytotoxic cell responses that lead to the inflammatory immune response observed in a subgroup of CD patients.

What yeast is used as a probiotic? ›

PROBIOTICS YEASTS AS FOOD SUPPLEMENTS

However, to date, the only yeast species that has been proven as probiotic in double-blind studies is S. cerevisiae var. boulardii, which is commercially available for human use (Goktas et al., 2021; Lazo-Vélez et al., 2018; Staniszewski & Kordowska-Wiater, 2021).

What is the best probiotic for yeast? ›

The best probiotics for yeast infections include the two strains of bacteria, L. reuteri RC-14® and L. rhamnosus GR-1®, which are some of the most researched probiotics to date, and are certainly the most researched in terms of women's intimate health.

Which type of yeast is good for health? ›

Nutritional yeast is a great source of vitamins and minerals. It also contains all nine essential amino acids, making it a complete protein like those found in animal products. Complete proteins are important nutrients that assist functions like tissue repair and nutrient absorption. They may also prevent muscle loss.

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