Horse Electrolytes

Horse electrolytes are supplements that replace the body salts a horse loses in sweat, mainly sodium, chloride and potassium. Horse sweat carries more salt than human sweat, so a horse working hard, travelling or standing through hot weather can lose a large amount in a single day.

They are part of our wider Horse Supplements collection.

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What Are Horse Electrolytes?

Horse electrolytes are mineral salts that carry an electrical charge in body fluids and are needed for muscle function, nerve signals and fluid balance.

The three a horse loses most in sweat are sodium, chloride and potassium. Smaller amounts of calcium and magnesium are lost too. An electrolyte supplement puts these back in a measured dose.

Electrolytes vs Plain Salt

Plain salt supplies sodium and chloride only. A balanced electrolyte also adds potassium and often calcium and magnesium.

Many horses in light work get by on salt plus good forage, because hay and pasture are naturally high in potassium. Horses in heavy work, long travel or a hot, humid climate often need a full electrolyte on top.

Which Form Suits Your Horse?

The form decides how and when the dose goes in, so match it to the job.

  • Pastes give a fast oral dose from a syringe, often used around competition and travel.
  • Powders and pouches mix into a hard feed for daily use through summer or a training block.
  • Liquids can be added to feed or water for horses that sort powder out of the bucket.
  • Salt blocks and licks let a horse self-select sodium in the paddock or stable.

Water Comes First

Electrolytes only help when the horse drinks. Always have clean water available after a dose, and never give an electrolyte paste to a horse that is refusing water.

If a horse is dull, not drinking or showing signs of heat stress, treat it as a health problem and see our horse veterinary range or call your vet.

How Electrolytes Differ from Other Supplements

Electrolytes replace what sweat removes on the day. Calming supplements target behaviour, joint supplements are fed over weeks for mobility, and gut health supplements support the stomach and hindgut.

Some products combine electrolytes with other ingredients, so check the label for overlap before feeding two at once.

Brands in This Category

Electrolyte lines include BetaVet, Kohnke's Own and Ranvet, alongside pastes and powders from other Australian suppliers.

Frequently Asked Questions

When should I give my horse electrolytes?

Electrolytes are most useful when a horse sweats heavily, such as in hard work, long float trips, competition days and hot or humid weather. Some owners feed a daily powder through summer and use a paste around events. Always follow the product directions and make sure fresh water is available.

Is plain salt enough for my horse?

For a horse in light work on good forage, plain salt is often enough because hay and pasture supply potassium. Salt only provides sodium and chloride. Horses that sweat a lot, travel or compete in the heat may need a full electrolyte that also replaces potassium, calcium and magnesium.

Can I put electrolytes in my horse's water?

Some liquid and powder electrolytes are labelled for water, but many horses drink less from treated water. If you add electrolytes to water, always offer a second bucket of plain water as well. Feeding the dose in a hard feed or as a paste is often more reliable.

Can a horse have too many electrolytes?

A healthy horse with free access to water usually passes off excess salts in urine. Problems are more likely when a horse is dehydrated or not drinking. Do not dose a paste into a horse that is refusing water, and speak to your vet if a horse shows signs of heat stress.

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