L-selenomethionine (Organic Selenium) - High Bioavailability from China Suppliers & Factory, CAS 3211-76-5
Why is L-selenomethionine needed in animal feed?
L-selenomethionine is an essential component in modern animal nutrition for several critical reasons:
Helps animals combat oxidative stress from metabolism and environmental stressors by neutralizing harmful free radicals, protecting vital organs like the liver in poultry.
Strengthens immune response to ward off diseases and infections, leading to lower mortality rates and enhanced ability to fight pathogens in swine.
Crucial for optimal fertility, conception rates, and offspring quality. In dairy cattle, it contributes to better reproductive cycles and higher milk yields.
Ensures animals reach their full genetic potential for weight and size, particularly during critical early growth phases.
Improves tenderness and flavor in beef cattle and enhances the nutritional composition of milk in dairy animals.
Enables animals to maintain productivity and health even under challenging environmental or physiological conditions.
Practical Application Effects by Species
- Enhanced Immunity: Reduces disease susceptibility and treatment costs.
- Reproduction: Successful pregnancies and higher piglet survival rates.
- Meat Quality: Increases tenderness and improves pork flavor.
- Egg Production: Higher lay rates and improved eggshell quality.
- Growth: Faster broiler growth to reach market weight sooner.
- Antioxidant Capacity: Significant reduction in oxidative stress.
- Disease Resistance: Lower mortality in fish and shrimp operations.
- Growth Enhancement: Supports larger and healthier aquatic organisms.
- Stress Tolerance: Better coping with water quality changes.
- Milk Quality: Enhanced nutritional content and quality.
- Fertility: Improved reproductive efficiency in cows.
- Digestion: Contributes to a stable and efficient digestive process.
Specification of L-selenomethionine
| Product Name | Content |
|---|---|
| L-selenomethionine 0.25% | L-selenomethionine ≥ 0.25% Selenium ≥ 0.1% |
| L-selenomethionine 0.5% | L-selenomethionine ≥ 0.5% Selenium ≥ 0.2% |
| L-selenomethionine 1.25% | L-selenomethionine ≥ 1.25% Selenium ≥ 0.5% |
| L-selenomethionine 2.5% | L-selenomethionine ≥ 2.5% Selenium ≥ 1.0% |
| L-selenomethionine 5.0% | L-selenomethionine ≥ 5.0% Selenium ≥ 2.0% |
Dosage on Animal Complete Feed


