✓Reviewed by Ann Pruitt, InfoHorse.com·Updated June 2026
Flex-N-Action™ - Image 2 on InfoHorse.com
Flex-N-Action™ by Farrier's Magic Flex-N-Action™ by Farrier's Magic is fortified with MSM, hyaluronic acid, chondroitin sulfate and glucosamine HCI to support the joints and connective tissue in horses of all ages
About Farrier's Magic
Farrier’s Magic is a family of products for the complete betterment of your horse with scientifically proven formulas that withstand the test of time. Our premium supplement line includes Farrier’s Magic Plus Hoof, Flex-in-Action Joint, Magic Mineral Comprehensive Equine, Proven PRO:formance, and Graze-ON Natural Pasture Fertilizer. We are family owned and operated brand that is “Hands on” from the manufacturing to processing to packaging, distribution and every step in between…. truly Small Business at it’s finest! We take pride in supplying the equine market with a quality product, at affordable pricing. Farrier’s Magic is truly Excellence in Equine— Made with pride in the USA!
Note: We are a proud, audited, member of NASC (National Animal Supplement Council)
How Were Farrier's Magic Formulas Created?
The Farrier's Magic line was developed by an Equine Pharmacologist with over 40 years of experience. Our products are formulated with only quality ingredients and are well known, accepted and distributed at most racetracks, tack shops, catalogue companies and retail stores in the United States, parts of Canada and Europe.
Flex-N-Action Offers Serious Joint Support
Flex-N-Action supports horses facing aging, training and competition and contains Glucosamine, Chondroitin, Hyaluronic Acid and MSM. Flex-n-Motion strengthens, lubricates and maintains healthy joint function with support from Collagen and a blend of ingredients including Glucosamine, Chondroitin, Hyaluronic Acid and Collagen for natural support of the horse’s body lubricants and connective tissue. Timothy based. 2.5#, 5# buckets and Smart Paks.
How Do I Know If MY Horse Can Benefit From A Joint Supplement?
All horses, of ALL ages, can benefit from a good joint supplement as they are necessary to fight off the natural aging process in joints. Horses of all ages and activity levels are subject to Osteoarthritis... and Flex-N-Action by Farrier's Magic can help the body to avoid future joint problems. It will help your horse to age better, and slow down the acceleration of joint dejeneration commonly found in all equestrian disciplines.But My Barrel Racer is Only 3 Years Old, Can He Benefit From A Joint Supplement Too?
YES! A young Barrel Racer will benefit from Flex-N-Action absolutely!! Barrel Racing is a highly competitive, high-joint-impact- sport which accelerates the ageing process due to the extreme stress put on a youngster's joints, during both training and performance. Flex-N-Action can help alleviate damage and support your young horse's joints during performace so that he or she can perform better, faster and more comfortably for years to come!
What Benefits Does the MSM Within Flex-N-Action Offer To My Horse?
MSM (Methylsulfonylmethane) is a naturally occuring form of Sulpher. MSM is used to relieve joint pain in aging horses as well as performance horses. It helps to maintain healthy connective tissue, cartilage, bones and hooves. Sulfur is also involved in many metabolic functions including carbohydrate metabolism and protein synthesis. A horse that is deficient in sulfur may experience inflammatory or degenerative issues like slow recovery from exercise and joint pain.
How Does The Hyaluronic Acid Within Flex-N-Action Help My Horse?
Hyaluronic Acid is a naturally occuring element in your horse, but without enough of this nutrient, your horse's joints may not function well over time. Your horse may feel stiff, slow to move, and over time, develop conditions such as Arthritis.
Hyaluronic Acid has 3 Functions:
* Lubricationof the joints to help reduce friction, and absorb shock
* Reduce pain and inflammation by keeping joints well lubricated
* Provides powerful antioxidants to neutralize oxidative stress caused by free radicals.
How Long Should My Horse Be On Flex-N-Action?
For the best result, it is wise to have your horse on this amazing joint supplement for the long term. Farrier's Magic understands the benefits of Glucosamine, Chrondroitin, MSM, Hyaluronic Acid in a scientificallyy proven balance-- we are proud to offer your our Best in "Flex-N-Action"! at less than $43 a month-- it is a wise and affordable solution to encourage joint health for your equine friend!!
What Do Horse Owners Say About Flex-N-Action?
“MY Mare HAS Never Moved Better”
“MY 30-Year-OLD Mare HAS A Softer Look IN HER Eyes AND Lifts HER Feet Better FOR THE Farrier, SHE Doesn’T Seem TO BE Hurting Like SHE Used TO”
“MY Mare HAS Only Been ON IT A Month AND SHE IS Moving Freely. SHE Gets Very Excited AT Feeding Time Because SHE Likes THE Taste”
“Unlike A LOT OF Products OUT There This ONE Does NOT Have Extra, Unneeded Ingredients That ARE Counter Productive TO Eliminating Inflamation. Just HAS What MY Horse That HAD Chip Removal Surgery Needs AND Nothing Extra.”
Order Flex-N-Action Today!
Keeping your horse's joints at their best both inside and out! The good people at Farrier's Magic are Horse Owners who love their horses. Each of their outstanding products were formulated to give optimal care to the horses they love--- and they have shared their amazing scientifically proven formulas with the world so that every horse owner can afford to give amazing care to the horses they love. You can find all products both at Farrier'sMagic or fine retailers like Jeffers, Valleyvet, SmartPak, Tractor Supply, Chewy and more! Farrier's Magic Flex-N-Action joint supplement 2.5 lb pelleted tub for horses
What exactly is Flex-N-Action™?
Flex-N-Action™ is a pelleted equine joint supplement built on a timothy-hay base that delivers four research-backed joint nutrients in one daily serving: glucosamine HCl, chondroitin sulfate, MSM, and hyaluronic acid. Rather than relying on a single ingredient, it stacks these compounds so they work together to support cartilage, synovial fluid, and the connective tissue that holds a working joint together. Because the active ingredients ride on a timothy-hay pellet, even notoriously picky horses tend to clean up their feed tub, which matters for a supplement that only works when it is actually eaten.
Who makes Flex-N-Action and what is their track record?
Flex-N-Action is part of the Farrier's Magic family of products, manufactured by Republic Mills, Inc., a family-owned agricultural manufacturing facility now operating under third-generation leadership. The Farrier's Magic line was developed by an equine pharmacologist with more than four decades of experience formulating for horses, and the company is a proud, audited member of the National Animal Supplement Council (NASC). Republic Mills keeps a hands-on approach across the whole chain, from manufacturing and processing to packaging and distribution, which is how a small business has stayed in tack shops, racetracks, and catalogs for generations.
What is inside each daily ounce?
One ounce of Flex-N-Action supplies Glucosamine HCl 5,000 mg, Chondroitin Sulfate 4,000 mg, MSM (methylsulfonylmethane) 2,000 mg, and Hyaluronic Acid 40 mg. The glucosamine and chondroitin are the building-block precursors for cartilage and synovial fluid, the generous 2,000 mg of ultra-pure MSM contributes bioavailable sulfur, and hyaluronic acid is the key component of the joint's natural lubricating fluid. Inactive ingredients are simple and feed-grade: brewers yeast, lignin sulfonate, timothy hay, and wheat middlings.
How does it support the joint?
The formula targets the joint from two directions at once: it provides the raw materials a horse's body uses to build and repair cartilage, and it supplies hyaluronic acid to support the synovial fluid that lubricates and cushions the joint surface during movement. MSM rounds out the blend with sulfur, a mineral the body draws on for healthy connective tissue. Fed consistently at one ounce per day, this combination is aimed at keeping joints comfortable and mobile through the repetitive loading of training, hauling, and competition.
Which horses benefit most from Flex-N-Action?
Flex-N-Action is formulated for horses facing the strains of aging, training, and competition, making it a natural fit for barrel horses, performance and arena mounts, and senior horses whose joints have logged a lot of miles. It is labeled for horses of all ages, so owners often start it as preventive maintenance long before stiffness sets in rather than waiting for a problem. The single-ounce daily dose and palatable hay-flavored pellet make it practical to feed every horse in a barn on the same simple routine.
What sizes are available and how do you order?
Flex-N-Action is most commonly sold in a 2.5-lb tub, a roughly 40-day supply at the one-ounce daily rate, and one scoop equals one ounce so dosing is foolproof. It is stocked through major equine retailers, where pricing has run in the $37.99 to $51.20 range depending on the seller and whether autoship discounts apply. To buy direct or find the rest of the line, visit farriersmagic.com or contact Republic Mills, Inc. at or.
Per Farrier's Magic: Flex-N-Action™ is fortified with MSM, hyaluronic acid, chondroitin sulfate, and glucosamine HCI to support the joints and connective tissue in horses of all ages.
Who is Farrier's Magic — and what's the company posture?
Per Farrier's Magic: family-owned and operated. Per the company: "Hands on from the manufacturing to processing to packaging, distribution and every step in between… truly SMALL BUSINESS at its finest." The Farrier's Magic line was developed by an Equine Pharmacologist with over 40 years of experience. NASC-audited member.
What does Flex-N-Action specifically support?
Per Farrier's Magic: Flex-N-Action supports horses facing aging, training, and competition. Contains:
Glucosamine
Chondroitin
Hyaluronic Acid
MSM
Collagen blend for natural support of body lubricants and connective tissue
Per the company: Flex-N-Action strengthens, lubricates, and maintains healthy joint function. Timothy-based.
Can a 3-year-old barrel racer benefit from a joint supplement?
Per Farrier's Magic: YES. "All horses, of all ages, can benefit from a good joint supplement as they are necessary to fight off the natural aging process in joints. Horses of all ages and activity levels are subject to Osteoarthritis."
Per the company: Flex-N-Action helps the body avoid future joint problems and slows the acceleration of joint degeneration commonly found in all equestrian disciplines.
What sizes are available?
Per Farrier's Magic: Flex-N-Action available in 2.5 lb, 5 lb buckets, and Smart Paks.
How is Flex-N-Action different from Farrier's Magic Plus Hoof — same vendor?
Per Farrier's Magic: distinct products in the same supplement family.
Flex-N-Action™ Joint — joint and connective tissue (this product) — Glucosamine + Chondroitin + HA + MSM
Magic Mineral™ — comprehensive vitamin/mineral foundation
Proven PRO:formance — performance-targeted
Graze-ON™ — pasture fertilizer
Choose based on the system you want to support.
How do I order?
Per Farrier's Magic: Phone 419-303-2870, email Andrea@RepublicMills.com, website https://farriersmagic.com. Made with pride in the USA. NASC-audited. Pricing as quoted is subject to change due to economic factors — confirm current pricing with Farrier's Magic directly.
What is Flex-N-Action used for in horses?
Flex-N-Action is a daily joint supplement designed to support the joints and connective tissue of horses facing the strains of aging, training, and competition. It supplies the nutrients a horse's body uses to maintain cartilage and synovial fluid, helping keep joints comfortable and mobile. It is labeled for horses of all ages, so it can be used both as everyday maintenance and as support for hard-working performance horses.
What are the active ingredients in Flex-N-Action and how much does each ounce contain?
Each one-ounce daily serving delivers Glucosamine HCl 5,000 mg, Chondroitin Sulfate 4,000 mg, MSM (methylsulfonylmethane) 2,000 mg, and Hyaluronic Acid 40 mg. Glucosamine and chondroitin are the building blocks for cartilage and joint fluid, MSM supplies bioavailable sulfur for connective tissue, and hyaluronic acid is a core component of the joint's natural lubricant. Together they make a four-way joint-support stack in a single scoop.
How much Flex-N-Action do I feed my horse?
The feeding rate is one ounce per day, and the included scoop is sized so that one scoop equals one ounce. This makes daily dosing simple with no measuring or math required. Feed it top-dressed on the horse's normal grain or feed.
What form does Flex-N-Action come in, and is it palatable?
Flex-N-Action is a pelleted supplement built on a timothy-hay base, so it smells and tastes like familiar forage. The hay-flavored pellet was formulated with picky eaters in mind, and many horses readily accept it in their feed tub. Because a joint supplement only works when the horse actually eats it, palatability is a real advantage.
What are the inactive ingredients in Flex-N-Action?
The inactive ingredients are brewers yeast, lignin sulfonate, timothy hay, and wheat middlings. These are simple, feed-grade carriers that bind the pellet and provide the palatable hay base. There are no exotic fillers, which keeps the formula straightforward and digestible.
Who makes Flex-N-Action?
Flex-N-Action is part of the Farrier's Magic line, manufactured by Republic Mills, Inc., a family-owned agricultural manufacturing company now run under third-generation leadership. The Farrier's Magic formulas were developed by an equine pharmacologist with more than 40 years of experience. The company handles manufacturing, processing, packaging, and distribution in-house with a hands-on approach.
Is Farrier's Magic an NASC member?
Yes. Farrier's Magic is a proud, audited member of the National Animal Supplement Council (NASC). NASC membership and auditing reflect a commitment to quality-control standards and responsible labeling in the animal supplement industry. It is a meaningful credential for horse owners evaluating supplement makers.
Can Flex-N-Action help senior or aging horses?
Yes. The formula is specifically intended to support horses experiencing the strains of aging, and Madbarn's analysis describes it as a supplement intended to help maintain healthy joints for aging horses and competition horses. By supplying glucosamine, chondroitin, MSM, and hyaluronic acid daily, it gives an older horse's body the raw materials it uses to maintain cartilage and joint fluid. Many owners use it to help keep senior horses moving comfortably.
Is Flex-N-Action good for performance and barrel horses?
It is well suited to performance horses, including barrel horses, because it targets the repetitive joint loading that comes with training, hauling, and competition. Hard turns, hard stops, and frequent hauling place real stress on a performance horse's joints, and the four-ingredient blend is built to support cartilage and lubrication under that workload. The single-ounce daily dose fits easily into a competition feeding routine.
What size is Flex-N-Action sold in and how long does it last?
The most common package is a 2.5-lb tub. At the labeled rate of one ounce per day, a 2.5-lb tub is roughly a 40-day supply for one horse. Retailers also sell it in multi-tub bundles for owners feeding several horses or wanting a longer run between orders.
How much does Flex-N-Action cost?
Pricing varies by retailer. Schneiders Saddlery has listed the 2.5-lb tub at $44.99 with a sale price of $37.99, while other equine suppliers have listed it around $51.20 one-time with autoship discounts near $46.08. Buying direct or in bundles can change the per-tub price, so it is worth comparing sellers.
Where can I buy Flex-N-Action?
Flex-N-Action is widely available through major equine retailers including Chewy, Tractor Supply, Amazon, Schneiders Saddlery, Valley Vet, Big Dee's, SmartPak, and Heartland Vet Supply. You can also buy direct or find the full product line at the manufacturer's site, farriersmagic.com. To order direct or ask questions, contact Republic Mills at 419-303-2870.
How do I contact Farrier's Magic / Republic Mills?
You can reach Republic Mills, Inc., the maker of Farrier's Magic, by phone at 419-303-2870 or by email at Andrea@RepublicMills.com. The brand's website is farriersmagic.com. Republic Mills is a family-owned operation, so customers typically deal directly with the people who make the product.
Why does Flex-N-Action combine four joint ingredients instead of just one?
Each ingredient supports the joint in a different way, so combining them addresses joint health from multiple angles in a single serving. Glucosamine and chondroitin supply cartilage building blocks, MSM contributes sulfur for connective tissue, and hyaluronic acid supports the synovial fluid that lubricates the joint. Stacking all four in one product means you don't have to feed several separate supplements to cover the same bases.
What is the role of hyaluronic acid in Flex-N-Action?
Hyaluronic acid is a key component of the joint's natural lubricating fluid, the synovial fluid that cushions cartilage surfaces during movement. By including 40 mg per serving, Flex-N-Action aims to support that natural lubrication so the joint moves smoothly under load. It complements the cartilage-supporting glucosamine and chondroitin in the same formula.
Does the glucosamine in Flex-N-Action come from shellfish?
Yes. The glucosamine HCl in Flex-N-Action is shellfish-derived, and the chondroitin sulfate is porcine-derived, according to the published guaranteed analysis. These are common, well-established sources for equine joint nutrients. Owners with specific sourcing questions can confirm details directly with Republic Mills.
How long before I might see results from Flex-N-Action?
Joint supplements are designed to be fed consistently over time rather than as a one-time fix, so the most important factor is daily feeding without gaps at the labeled one-ounce rate. Many owners feed joint support as ongoing maintenance through training and competition seasons rather than expecting an overnight change. Pairing it with appropriate work, farrier care, and veterinary guidance gives the formula the best chance to do its job.
