Best Selenium Supplement For Horses In August 2025

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In this article, we will present the top 10 Best Selenium Supplement For Horses available on the market, along with our expert reviews. Get one of them and have fun! You’ll love it!

To help you in your search, we have completed this list of the Best Selenium Supplement For Horses.

Top Rated Best Selenium Supplement For Horses Of 2025

Rank	Product Name	Score
1	UltraCruz Equine Selenium Yeast Supplement for Horses, 1 lb, Powder (226 Day Supply) Buy Now	9.7 Buy Now
2	UltraCruz Equine Selenium Yeast Supplement for Horses, 10 lb, Pellet (80 Day Supply) Buy Now	9.5 Buy Now
3	Vitamin E with Selenium 4 lbs Buy Now	9.1 Buy Now
4	Elevate Maintenance Powder for Horses, 2 lbs Buy Now	8.8 Buy Now
5	Equerry's Vitamin E and Selenium 1 oz. Provides 2000 IU's of Vitamin E Buy Now	8.6 Buy Now
6	Horse Guard Equine Vitamin Mineral Supplement, 10lb Buy Now	8.3 Buy Now
7	Farnam Vita-Min E & Selenium Antioxidant Supplement, 3 pounds, 96 Day Supply Buy Now	8.1 Buy Now
8	AniMed Vitamin E and Selenium with Zinc 5 lbs Buy Now	7.8 Buy Now
9	Elevate Se for HORSES (2 lbs) Buy Now	7.5 Buy Now
10	Farnam Vita Plus Balanced Multi-Vitamin & Mineral Supplement 3.75 pounds, 30 Day Supply Buy Now	7.2 Buy Now

1. UltraCruz Equine Selenium Yeast Supplement for Horses, 1 lb, Powder (226 Day Supply)

• Important for maintaining a healthy immune system
• Regulates free radicals produced during exercise
• Provides muscle, joint and metabolic support
• Supplied as a 1 pound bag of palatable powder
• Contains organically chelated selenium, a key mineral needed for breeding performance, energy demand and healthy metabolic function

2. UltraCruz Equine Selenium Yeast Supplement for Horses, 10 lb, Pellet (80 Day Supply)

• Supplied as a 10 lb. bag of pellets
• Ideal for horses living in selenium deficient areas
• Provides muscle, joint and metabolic support
• Reduces the negative effects of oxidative stress
• Equine antioxidant supplement

3. Vitamin E with Selenium 4 lbs

• Vita flex e & selenium helps reduce free radical damage to the body with balanced levels that can enhance the antioxidant activity of a wide variety of equine diets.
• Blended with a quality yeast culture base
• Vitamin e and selenium support and protect each other for maximum efficacy
• 64 day supply, 4 pound
• Palatable & easy to feed

4. Elevate Maintenance Powder for Horses, 2 lbs

• Does not contain other vitamins or minerals. horse owners can safely adjust the amount fed to support horses with high vitamin e requirements without worrying about causing imbalances.
• Elevate maintenance powder supplies your horse with a highly absorbable and readily available source of natural vitamin e that quickly provides necessary nutrients.
• Offers you an easy and affordable way to meet your horses essential vitamin e needs.

5. Equerry's Vitamin E and Selenium 1 oz. Provides 2000 IU's of Vitamin E

• Supplement vitamin e and selenium 100% organic selenium
• Vitamin e and organic selenium microencapsulated probiotics digestive enzymes
• Organic selenium

6. Horse Guard Equine Vitamin Mineral Supplement, 10lb

• Helps keeps hooves strong - with 4.5 mg of biotin in every dose
• Heals the horses gut and helps them get the most out of their feed with powerful probiotics and prebiotics
• Takes the guess work out supplementing - formulated by certified equine nutritionist so you can know you are supplementing properly
• Insures needs for vitamins & trace minerals are met - includes all the vitamins & minerals typically missing from hay
• Provides you piece of mind - we use only the highest quality (pharmaceutical) grade ingredients which are selected for their bio-availability

7. Farnam Vita-Min E & Selenium Antioxidant Supplement, 3 pounds, 96 Day Supply

• Provides 625 iu of vitamin e and 1 mg of selenium per 1/2 oz. serving
• Helps keep horses in peak condition
• As horses use their muscles, free radicals are released that can lead to fatigue and changes throughout the body.
• Helps correct nutrient deficiencies
• Supports optimal muscle health for horses with physically demanding workloads

8. AniMed Vitamin E and Selenium with Zinc 5 lbs

• 5 pound

9. Elevate Se for HORSES (2 lbs)

• Recommended for performance horses, breeding stock and horses without access to pasture or those fed selenium-deficient diets.
• Elevate se is a proprietary blend of natural vitamin e and organic selenium yeast which was developed at the request of veterinarians specifically for horses that require supplementation of both vitamin e and selenium.

10. Farnam Vita Plus Balanced Multi-Vitamin & Mineral Supplement 3.75 pounds, 30 Day Supply

• Great daily multi-vitamin
• Now in easy-to-feed pellets!
• Helps support muscle tissue and protein breakdown during exercise
• Contains antioxidants, such as vitamin e and selenium
• Helps support health and performance
• Provides a strong nutritional foundation for horses of all ages and disciplines