Best Horse Weight Building Supplements Under $50 (2026)

We ranked products under $50 by value score using ingredient transparency, nutrient concentration, feed form, and aggregated user ratings

Top Picks

1
Formula 707 Weight Gain Crumble for Equines

Formula 707 • ★ 3.6/5 • Mid-Range

Palatable, calorie-rich supplement to support weight and energy in hard-to-keep and senior horses. Customers note effective weight maintenance and palatability, with praise for quality
- calorie-rich formula
- palatable crumble
- supports weight and energy
Buy at Amazon →
2
Formula 707 MuscleMx Equine Supplement – Conditioning & Muscle Builder

Formula 707 • ★ 3.5/5 • Budget

Equine supplement that supports conditioning and muscle mass with amino acids and energy aids. Key benefit: supports muscle-building metabolism. Customer insight notes mixed/none previously observed
- lysine for muscle proteins
- gamma oryzanol for weight gain
- okg for metabolic support
Check current price on Amazon →
3
UltraCruz Equine Weight Gain 1 Gallon

UltraCruz • ★ 3.3/5 • Mid-Range

Equine weight gain supplement in a 1 gallon container. Helps support weight gain in horses. Customer note mentions its use for weight management
- weight gain support
- 1 gallon container
- horse-specific supplement
Check current price on Amazon →

Buying Guide

Check key macronutrient sources

Look for supplements that provide concentrated calories from fats and digestible fibers to support safe weight gain without displacing forage

Prioritize clinically relevant amino acids

Ingredients such as lysine help support muscle mass; choose formulas that list essential amino acids if muscle rebuilding is a goal

Consider delivery form and palatability

Crumble feeds, liquid concentrates, and pelleted options affect mixing, acceptance, and dosing—pick the form your horse readily consumes

Compare value score and user rating

Use combined metrics like value score and average user ratings to balance cost and real-world effectiveness when evaluating under-(price varies) options

Review serving size and concentration

Assess how many days a container will last at recommended feeding rates to understand ongoing cost and feeding logistics