---
product_id: 64699296
title: "599840 Mega-Sel Liquid Formula for Horses, 2.5 Gallon"
brand: "spectra animal health div"
price: "R4591"
currency: ZAR
in_stock: true
reviews_count: 2
category: "Spectra Animal Health Div"
url: https://www.desertcart.co.za/products/64699296-599840-mega-sel-liquid-formula-for-horses-2-5-gallon
store_origin: ZA
region: South Africa
---

# Includes easy-dose pump 2.5 Gallon liquid formula 22.5 lbs premium supplement 599840 Mega-Sel Liquid Formula for Horses, 2.5 Gallon

**Brand:** spectra animal health div
**Price:** R4591
**Availability:** ✅ In Stock

## Summary

> 🐎 Elevate your horse’s vitality with Mega-Sel’s liquid power!

## Quick Answers

- **What is this?** 599840 Mega-Sel Liquid Formula for Horses, 2.5 Gallon by spectra animal health div
- **How much does it cost?** R4591 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/64699296-599840-mega-sel-liquid-formula-for-horses-2-5-gallon)

## Best For

- spectra animal health div enthusiasts

## Why This Product

- Trusted spectra animal health div brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted & Proven:** Top 100 in Horse Skin, Coat & Hoof Supplements with 4.5-star rating
- • **Mega-Sel Power Boost:** Optimized selenium delivery for peak equine health
- • **Bulk 2.5 Gallon Supply:** Long-lasting formula designed for serious horse care
- • **Eco-Friendly Packaging:** Recycled materials with secure, spill-proof design
- • **Palatable & Easy to Dose:** Horses love the taste, pump included for precision

## Overview

Mega-Sel Liquid Formula is a 2.5-gallon selenium supplement designed to support optimal horse health, particularly in selenium-deficient areas. Packaged in eco-friendly materials with an included dosing pump, it ensures easy, precise administration. Highly rated and a top seller in equine skin, coat, and hoof supplements, this 22.5-pound powerhouse is a must-have for proactive horse owners.

## Description

SPECTRA ANIMAL HEALTH DIV 599840 Mega-Sel Liquid Formula for Horses, 2.5 Gallon

Review: Excellent packaging and shipping - If you are going to buy megasel, this is the way to do it! Excellent packaging using recycled material to pad and a pump is included with the very large bottle.
Review: Fast delivery and well sealed for transport - Must have in our Se- deprived area. Easy to dose. Horses like the taste and had no problem when introducing it

## Features

- Mega-Sel. Horse Feed Supplements
- Manufacturer: SPECTRA ANIMAL HEALTH DIV
- Manufacturer part number: 11151
- The Package Weight Of The Product Is 22.51 Pounds

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001CCUMPS |
| ASIN  | B001CCUMPS |
| Best Sellers Rank | #128,257 in Pet Supplies ( See Top 100 in Pet Supplies ) #96 in Horse Skin, Coat & Hoof Supplements |
| Brand Name | SPECTRA ANIMAL HEALTH DIV |
| Color | No Color |
| Customer Reviews | 4.5 4.5 out of 5 stars (9) |
| Date First Available | October 15, 2006 |
| Date First Available  | October 15, 2006 |
| Directions | Directions in package |
| Included Components | SPECTRA ANIMAL HEALTH DIV 599840 Mega-Sel Liquid Formula for Horses, 2.5 Gallon |
| Is Discontinued By Manufacturer  | No |
| Item Dimensions LxWxH | 41.5 x 7.12 x 8.93 inches |
| Item Package Dimensions L x W x H | 14.41 x 12.52 x 6.61 inches |
| Item Weight | 22.5 Pounds |
| Item model number | 11151 |
| Item model number  | 11151 |
| Manufacturer | Prime Pet Deals - Code 1 |
| Manufacturer  | Prime Pet Deals - Code 1 |
| Model Name | SPECTRA ANIMAL HEALTH DIV 599840 Mega-Sel Liquid Formula for Horses, 2.5 Gallon |
| Number of Items | 1 |
| Product Dimensions  | 41.5 x 7.12 x 8.93 inches; 22.5 Pounds |
| Size | 2.5 gal |
| Specific Uses for Product | Active |
| Target Audience Keyword | horses |

## Images

![599840 Mega-Sel Liquid Formula for Horses, 2.5 Gallon - Image 1](https://m.media-amazon.com/images/I/61NRZ14Cs9L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent packaging and shipping
*by W***E on May 1, 2019*

If you are going to buy megasel, this is the way to do it! Excellent packaging using recycled material to pad and a pump is included with the very large bottle.

### ⭐⭐⭐⭐⭐ Fast delivery and well sealed for transport
*by P***E on October 20, 2018*

Must have in our Se- deprived area. Easy to dose. Horses like the taste and had no problem when introducing it

## Frequently Bought Together

- SPECTRA ANIMAL HEALTH DIV 599840 Mega-Sel Liquid Formula for Horses, 2.5 Gallon
- Farnam Horseshoer's Secret Pelleted Hoof Supplements, Promotes healthy hoof growth, maintains hoof walls & supports cracked hooves, 38 lbs., 100 day supply

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**Shop now:** [https://www.desertcart.co.za/products/64699296-599840-mega-sel-liquid-formula-for-horses-2-5-gallon](https://www.desertcart.co.za/products/64699296-599840-mega-sel-liquid-formula-for-horses-2-5-gallon)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-25*