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The natural antioxidants in Selko AOmix for beef have been selected for ideal digestibility and cover the complete water-to-fat-soluble range, ensuring optimal delivery of antioxidant activity in every part of the cell.
The natural antioxidants in Selko AOmix for beef have been selected for ideal digestibility and cover the complete water-to-fat-soluble range, ensuring optimal delivery of antioxidant activity in every part of the cell.
Damaging effects of free radicals are mitigated by the antioxidants in Selko AOmix. Feeding Selko AOmix to beef cattle can improve performance under challenging conditions such as transition into the feedlot or periods of heat stress. Selko AOmix can reduce costs of a feed formulation for beef cattle by replacing more expensive vitamin E in case levels that are fed exceed NASEM recommendations for vitamin E levels fed to beef cattle for antioxidant purposes.
Polyphenols: a cost-effective solution to partially replace vitamin E
Discover the hidden threat of oxidative stress, a natural byproduct of metabolism, and how it affects your cattle's well-being. Download our product brochure to find innovative solutions to protect your herd from oxidative stress, ensuring their vitality even in challenging conditions like heat stress, high-concentrate diets, and health issues. Safeguard your cattle's health with Selko's proven solutions.
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Oxidative stress in dairy cattle can lead to various health issues and negatively impact reproduction, reducing overall herd performance. Feeding adequate levels of antioxidants is essential to mitigate these challenges. With the recent sharp price increase of vitamin E, Selko AOmix is the choice for dairy farmers looking to effectively manage oxidative stress without depending solely on vitamin E as it:
Figure 1. Antioxidants in Selko AOmix function throughout the cell
Figure 2. In-vitro assessment of antioxidative equivalence of Selko AOmix vs. synthetic vitamin E-50 using the KRL method (kit radicaux libres), showing that Selko AOmix has 5 times higher antioxidative capacity per weight unit.
Oxidative stress in cattle can cause various health problems, including reduced growth, immune function, and reproductive performance. To mitigate oxidative stress in cattle, it is important to provide a balanced diet with adequate levels of antioxidants. The effectiveness of antioxidants depends on factors such as their bioavailability and solubility. To address these concerns, specially formulated alternatives to vitamin E for cattle, such as Selko AOmix, have been developed. These alternatives provide optimal digestibility and cover the complete water-to-fat-soluble range, ensuring the delivery of antioxidants to every part of the cattle's cells.
Ruminants and monogastrics have different digestive systems. Therefore, the antioxidants offered to them differ in bioavailability. In ruminants, bioavailability is directly linked to the polyphenol’s susceptibility to fermentation in the rumen, the type of fermentation products produced, and the bioavailability of bypass polyphenols of polyphenol fermentation products. Based on that knowledge, Selko formulated ruminant specific alternatives to partially replace vitamin E for cattle. Plant extracts were selected which either contain bypass polyphenols or which are fermented into potent and bioavailable polyphenols. The resulting product is Selko AOmix and is capable of substituting and/or complementing the antioxidant protection that most cattle currently get from Vitamin E supplemented above requirements (Figure 2).
The natural polyphenols in Selko AOmix range from water-soluble to biphasic (soluble in both water and fat) to fat-soluble, ensuring antioxidant support throughout the cellular environment.
In a feed formulation, Selko AOmix can partially replace more expensive antioxidant ingredients such as cattle vitamin E supplemented above requirements. Due to the optimal bioavailability and distribution characteristics, polyphenols can support the immune system, fertility, and offspring antioxidant status.
| Typical Vitamin E levels in practice. Vitamin E requirement + antioxidant function | Minimum vitamin E requirement NASEM | Amount of replaceable vitamin E for antioxidant purpose | Vitamin E antioxidant function replacement with Selko AOmix* | |
| Calculated with a BW of 650kg IU/day | ||||
| Dry cows | 2100 | 1100 | 1000 | 250 |
| Prepartum cows within 3 weeks of calving* | 3000 | 2000 | 1000 | 250 |
| Lactating dairy cows and heifer | 1100 | 550 | 450 | 113 |
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The natural antioxidants in the specially formulated Selko AOmix blend has not only been selected for ideal digestibility, it also covers the complete water-to-fat-soluble range to ensure optimal antioxidant activity in every part of the cell.
Selko ® | sharing latest scientific insights
Free techbook with expert insights
Download the ebook featuring the latest scientific insights on trace minerals and gain expert knowledge on optimizing ruminant production .
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Selko ® | sharing latest scientific insights
Hydroxy trace minerals improve milk production, health & fertility
Several scientific trials have proven the effects of Selko Intellibond. Prof. Dr. Santos at the University of Florida has again shown great results of our Hydroxy Trace Mineral mixture for cows. Watch the videos from the latest webinar and discover how Hydroxy Trace Minerals like Selko Intellibond can increase colostrum production with 1.5 kg (3.3 lbs) per cow per day and 1.4 kg ECM (3 lbs) per cow per day throughout the first 105 lactation days.
Antioxidants in Selko AOmix mitigate the damaging effects of free radicals. Thereby supporting performance under challenging conditions like heat stress and the immune system and general health status. Selko AOmix can save costs by replacing the more expensive vitamin E levels exceeding NASEM recommendations (metabolic requirements) for antioxidant purposes.