MSM ☀️JUNE SALE - 20%-OFF *Nutrient for horses - daily sulphur support for joints, coat, and connective tissue
MSM ( Methyl-sulfonyl methane ) is a naturally occurring organosulfur compound and a widely used source of bioavailable sulphur.
" This product is easy to dose and it seems to be helping." Stuart T.
When horses start to feel a bit “not quite right” in their body, it’s could be a gradual loss of the small building blocks that keep everything holding together.
That’s where MSM tends to come in.
If you’re looking to support your horse’s joints, coat, or overall structural health, MSM is often one of the simplest places to start.
It provides a clean source of sulphur — a key building block the body uses for cartilage, connective tissue, and keratin, making it particularly useful during coat change, periods of work, or when supporting hoof and skin quality.
This is a straightforward, single-ingredient option that fits easily into most feeding plans, helping maintain structure and strength without complicating the diet.
You’ll also find MSM used alongside joint and respiratory support blends, where it plays a supporting role in maintaining tissue integrity and normal mucous membrane function.
It’s one of those dependable additions that many owners keep in the feed room year-round.
Overview
Whenever we start digging into coat quality, hoof strength, connective tissue, joint support, or even seasonal coat change, we keep bumping into the same nutrient - sulphur.
Completely different systems, completely different symptoms. Yet sulphur keeps showing up in the background.
That's because sulphur is used throughout the body as part of the structures that help hold everything together - from keratin in the coat and hooves, to connective tissue, collagen, and countless everyday cellular processes.
MSM provides a simple, highly bioavailable source of that sulphur.
Many owners add MSM as part of a broader nutritional programme supporting joints, connective tissue, coat quality, hoof integrity, and overall structural maintenance - particularly during periods of growth, work, ageing, or coat change, when demands on the body's building materials may increase.
MSM is also frequently included as part of respiratory support programmes, as sulphur contributes to the normal structure and function of mucous membranes.
In simple terms? MSM helps provide one of the basic building blocks the body relies on every day - quietly supporting the structures that help keep your horse holding together well.
Is MSM right for your horse - and what to do next
MSM is a good fit when you want to support the small structural building blocks that keep your horse holding together well – day to day, season to season.
✔ You’re looking to support connective tissue, cartilage, and overall structure
✔ Coat, hooves, or skin quality seems a little lacking or slow to come through
✔ You’re heading into or through coat change and want to support keratin production
✔ You’re building a feeding plan and want to cover sulphur as a key nutrient
In short: if you want to support structure from the ground up – coat, connective tissue, and beyond, MSM is a simple, reliable place to start.
How MSM fits into your horse’s support plan
You could think of MSM as a quiet enabler across multiple systems that support your horse’s structure from the inside out.
It provides sulphur – a key structural nutrient used throughout the body for connective tissue, keratin, and cellular integrity. Because of that, its role isn’t limited to one system – it shows up wherever structure matters – joints, coat, hooves, and even respiratory tissues.
For many horses, MSM is used as a simple, foundational addition – particularly when you’re looking to support overall structure without adding a full blend.
However, on its own, it’s just one piece of the picture. From there, support can be built out depending on what you’re seeing.
Building on that foundation
- Glucosamine sulphate – where additional support for cartilage and joint fluid is needed
- JointReflexa – for broader structural support, combining multiple nutrients to support joints, connective tissue, and muscular function
Where MSM plays a supporting role
- BreathePlus or KoffTonic – as part of a wider respiratory support approach, where maintaining mucous membrane integrity and tissue resilience is important.
- LKLCARE – it’s interesting how often coat change is when things start to feel a bit ‘off’ — not always dramatic, but enough to notice, when the body is under increased pressure to process and clear seasonal metabolic load, and structural nutrients like sulphur are in higher demand.
In this context, MSM can be used on its own as a simple nutritional input, or alongside more targeted support where needed.
Foundation support
Structural health relies on more than individual nutrients. Supporting your horse’s baseline nutrition with a forage-based mineral blend such as VitaComplete or EquiVita helps ensure key building blocks like sulphur can be properly utilised across the whole system.
In short
Use MSM as a foundational building block for structure – and layer more targeted support depending on which systems need extra attention.
Composition & feed guide
Composition
100% pure MSM (Methyl Sulfonyl Methane)
Feed guide
- Maintenance:
2g/100kg bodyweight per day, i.e. 10g for a 500kg horse.
- 1 x level 15ml scoop = 12g
- KPU spectrum:
3g/100kg bodyweight per day, i.e. 15g for a 500kg horse.
- 1 x level 15ml scoop = 12g
Footnotes
- Human Grade.
- UK certificate of analysis available on request.
- ♻️ Eco Note: Our packaging is recyclable and refillable.
- 🧊 Storage Tip: Keep cool and dry.
Energetic architecture - the synergy behind MSM
Over the years we've learned that some horses don’t present with one clear issue. Not lame, or unwell - just not quite holding themselves together in the way they used to.
Coat a bit dull, joints a bit creakier, hooves not as strong - nothing dramatic - just small signs that the body isn’t quite building and maintaining structure as efficiently as it once did.
Which always gets me wondering: Is the body getting enough of the basic building blocks it relies on every day?
MSM is structured around one of those building blocks - sulphur.
Sulphur is used throughout the body in the formation of connective tissue, keratin, and collagen - the very materials that give structure, strength, and integrity to joints, skin, hooves, and soft tissue.
Rather than directing a system or targeting a specific area, MSM supports what those systems are made of.
Think of it as helping the body maintain its internal “framework” - not changing how things work, but supporting what everything is built from.
Functional intent
MSM is designed to support structural integrity, connective tissue, and everyday cellular processes through the provision of bioavailable sulphur.
It works across three key areas:
- connective tissue and structural support
- keratin and coat integrity
- cellular sulphur availability
Functional categories – structural support in action
- Connective Tissue & Structural Integrity
- Supporting the formation and maintenance of connective tissue, including tendons, ligaments, and joint structures. - Keratin & Coat Support
- Supporting the production of keratin, contributing to coat, skin, and hoof quality. - Cellular Sulphur Availability
- Providing a readily available source of sulphur used in normal cellular processes and tissue maintenance.
Big picture
MSM is a simple, foundational nutrient that supports the materials the body relies on to maintain structure and resilience.
Used consistently, it helps support the small, everyday processes that keep everything holding together.
In simple terms: when the building blocks are in place, the structure tends to take care of itself.
Clinical considerations
Advisories
May be fed long-term as part of a structural or connective tissue support programme.
Contraindications
Pregnant or nursing mares: use under veterinary guidance due to limited long-term breeding data.
© EquiNatural 2026. All content is original work protected under copyright, and may not be re-published, duplicated, or rewritten for commercial use without permission.
