Our readers keep the lights on and my morning glass full of iced black tea. As an Amazon Associate, I earn from qualifying purchases.8 Best Supplements For Horses With Cushing’S | Pituitary Support

As a devoted horse caregiver, seeing your magnificent equine companion thrive is paramount. When faced with a challenging condition like Cushing’s disease (also known as Pituitary Pars Intermedia Dysfunction or PPID), the journey can feel overwhelming. You want to provide the best possible support to manage symptoms, improve their quality of life, and ensure their comfort.

I’m Mo Mahin — the founder and writer behind Furric. With over 15 years of analyzing equine health studies, scrutinizing vet-approved formulations, and evaluating real horse owner feedback, I ensure every recommendation is grounded in integrity and effectiveness.

Understanding the nuances of equine metabolism and hormonal balance is key to selecting the right supportive care. Navigating equine health, especially with Cushing’s, demands careful consideration, and this guide to the best supplements for horses with cushing’s offers clarity and confidence.

How To Choose The Best Supplements For Horses With Cushing’S

Selecting the ideal supplement for a horse with Cushing’s requires a thoughtful approach, considering their unique needs and existing veterinary care. It’s crucial to understand what ingredients offer the most benefit and how they interact with your horse’s overall health.

Understanding Key Ingredients

Look for ingredients that specifically target hormonal balance, metabolic function, and inflammation. Chasteberry (Vitex agnus-castus) is often recommended for pituitary support, while magnesium and chromium are vital for insulin sensitivity and glucose metabolism. Antioxidants like Vitamin E can help combat oxidative stress, and certain herbal blends may offer comprehensive support for various symptoms, including hoof health.

Palatability and Administration

Even the most effective supplement won’t work if your horse won’t eat it. Consider the form – liquid, powder, or pellet – and your horse’s preferences. Many supplements come in palatable flavors or can be easily mixed with feed. Always start with a small amount if your horse is particularly picky, gradually increasing to the recommended dosage.

Consulting Your Veterinarian

Before introducing any new supplement, always consult with your equine veterinarian. They can provide a proper diagnosis, assess your horse’s individual health status, and advise on potential interactions with any prescribed medications, especially for conditions like Cushing’s. Your vet’s guidance is invaluable in creating a safe and effective management plan.

Quick Comparison

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Model Type Best For Key Feature Amazon
HEIRO Healthy Equine Insulin Rescue Nutritional Supplement (30 Servings) Powder Overall Metabolic Support Vet-developed herbal blend with Magnesium & Vitamin E Amazon
Silver Lining Herbs Pituitary Gland Supplements Powder Targeted Pituitary Health Potent herbal blend for hormonal balance Amazon
Figuerola LaminaSaver Powder Hoof & Laminae Health Clinically researched nutraceutical for tissue regeneration Amazon
SU-PER Chasteberry Liquid Supplement Liquid Hormone Regulation Chasteberry for pituitary gland and endocrine balance Amazon
HEIRO Healthy Equine Nutritional Supplement (90 Servings) Powder Long-Term Metabolic Support Large value size of vet-formulated herbal blend Amazon
SmartEquine Smart & Simple Magnesium Horse Supplement Powder Insulin Sensitivity & Calmness High percentage organic magnesium Amazon
Foxden Equine Quiessence Pellets Calmness & Relaxation Magnesium & Chromium blend Amazon
Cush Away – Cushing’s Disease All Natural Nutritional Supplement Tablet (For Dogs Only) Lignans, Melatonin, Phosphatidylserine Amazon

In‑Depth Reviews of the Best Supplements For Horses With Cushing’s

Best Overall

1. HEIRO Healthy Equine Insulin Rescue Nutritional Supplement (30 Servings)

Powder4.5/5 Stars

This veterinarian-developed HEIRO supplement is a powerhouse for horses needing comprehensive metabolic support, especially those with Insulin Resistance (IR) or Cushing’s-related metabolic challenges. Its blend of natural herbs, magnesium, and vitamin E is designed to maintain healthy metabolic processes, support normal hoof health, and assist horses sensitive to dietary changes or pasture conditions.

Horse owners have shared stories of significant improvements, with one mare shedding her full winter coat within two weeks and losing her cresty neck after struggling with a prescription that previously failed. Another long-time caregiver for an I.R. horse found this product to be a “lifesaver,” noting remarkable weight loss and improved mobility, even leading their vet to recommend it widely. The natural herbal blend, featuring fenugreek, kelp, spirulina, and cinnamon, is generally palatable and free from artificial additives.

This supplement is an excellent choice for equines needing robust support for insulin sensitivity, hoof comfort, and overall metabolic balance. Its vet-developed formula and strong positive feedback make it a reliable option for managing the complex symptoms associated with Cushing’s disease and related metabolic issues, helping your horse regain vitality and comfort.

Why we love it

  • Vet-developed and highly effective for metabolic issues
  • Supports normal hoof health and insulin sensitivity
  • Aids in shedding and reducing cresty necks
  • Natural herbal blend with no artificial additives

Good to know

  • Higher price point for a 30-day supply
  • Results may take a couple of weeks to become noticeable
Pituitary Support

2. Silver Lining Herbs Pituitary Gland Supplements for Horses

Powder4.0/5 Stars

Silver Lining Herbs offers a targeted approach to pituitary health, crucial for horses with Cushing’s. This potent herbal blend is formulated to help maintain optimal pituitary gland performance, regulating hormones, energy levels, and metabolism. It aims to keep your horse’s endocrine system in natural harmony, supporting proper shedding, behavior, and overall vitality.

Equine companions have seen tangible benefits, with one owner reporting their horse finally shedding out within three and a half weeks of use, even before medication arrived. A donkey owner shared that this supplement, coupled with laminitis care, helped their donkey shed its coat again after previous difficulties. The blend includes barberry, burdock, echinacea, kelp, and goldenseal, crafted in a NASC-compliant facility for quality assurance.

For those seeking specific pituitary and hormonal support, especially for shedding issues or general metabolic balance, this supplement is a strong contender. While some sensitive horses may initially be hesitant to eat the fine powder, many caregivers find that mixing it with palatable feed makes administration easier, delivering noticeable improvements in coat health and overall well-being.

Why we love it

  • Specifically targets pituitary gland health and hormone regulation
  • Promotes proper shedding and improved coat condition
  • Natural herbal blend without synthetic fillers
  • Manufactured in a NASC-compliant facility

Good to know

  • Some horses may find the powder less palatable
  • Higher price point for the quantity
Hoof Comfort

3. Figuerola LaminaSaver

Powder4.7/5 Stars

Laminitis is a devastating and common complication for horses with Cushing’s. Figuerola LaminaSaver is a clinically researched equine nutraceutical specifically formulated to support healthy laminae, hoof capsule, sole, and connective tissues. It promotes keratin and collagen formation, enhances blood circulation and oxygen saturation, and helps the body naturally control inflammation and swelling, making it invaluable for hoof recovery and prevention.

Dedicated horse parents have reported transformative results; one mare suffering a severe case of winter laminitis, despite being on medication, saw her hooves cool to normal temperatures within days of starting LaminaSaver, along with an improved attitude and resolution of cresty neck and fat pads. Another owner witnessed their mare, with a 9% hoof rotation, go from stall rest to rejoining the herd within three weeks. This supplement is frequently praised for providing rapid relief from hoof pain and supporting overall hoof integrity.

While the proprietary formula means specific ingredients aren’t fully disclosed, the overwhelming positive feedback from horse owners dealing with chronic laminitis and hoof issues speaks volumes. This product is a crucial addition for any horse struggling with hoof discomfort or laminitis, offering significant support for recovery and long-term hoof health often compromised by Cushing’s.

Why we love it

  • Highly effective for laminitis and severe hoof issues
  • Promotes tissue regeneration and reduces inflammation
  • Significantly improves hoof comfort and mobility
  • Positive impact on Cushing’s-related symptoms like cresty neck

Good to know

  • Proprietary formula means specific ingredients aren’t fully disclosed
  • Higher price point, but often seen as worth the investment
Long-Term Value

4. HEIRO Healthy Equine Nutritional Supplement (90 Servings)

Powder4.5/5 Stars

This larger, 90-serving container of HEIRO offers the same veterinarian-formulated nutritional support as its smaller counterpart, making it an excellent choice for multi-horse households or those committed to long-term management of Cushing’s or metabolic syndrome. It features a blend of magnesium, vitamin E, and natural herbs like fenugreek, spirulina, and cinnamon to maintain normal metabolic function and support horses sensitive to environmental changes.

Owners of horses with metabolic syndrome frequently praise this supplement for preventing founder and improving overall well-being. Many have seen cresty necks soften, weight normalize, and horses regain comfort and mobility. A 30-year-old I.R. horse, for example, dropped 150 lbs and moved better than he had in a decade, prompting his vet to highly recommend the product after observing significant blood test improvements.

If you’re looking for a reliable, vet-backed supplement to support your horse’s metabolic health and manage Cushing’s symptoms over the long haul, this larger size provides both efficacy and better value. Its pleasant natural flavor ensures consistent intake, making it an easy addition to daily feed routines for sustained equine wellness.

Why we love it

  • Cost-effective 90-serving container for long-term use
  • Vet-developed formula for comprehensive metabolic support
  • Aids in weight management and improves mobility
  • Natural, palatable herbal blend for easy feeding

Good to know

  • Initial investment is higher due to larger size
  • Requires consistent daily feeding for best results
Hormone Comfort

5. SU-PER Chasteberry Liquid Supplement for Horses

Liquid4.6/5 Stars

Chasteberry (Vitex agnus-castus) is a cornerstone ingredient for supporting horses with Cushing’s, and this SU-PER liquid supplement delivers it effectively. It’s formulated to support normal hormonal systems, pituitary gland function, and endocrine balance, acting as an adaptogen to stabilize imbalances. This sugar-free formula also aids in metabolic function, kidney health, and proper glucose metabolism, making it safe for low-sugar diets.

Horse guardians report excellent results; one gelding owner has used it for four years with no relapses of Cushing’s symptoms. Another caregiver noted a dramatic shed within a week of starting this supplement, alongside their horse’s prescription medication. The liquid form is often praised for ease of feeding, especially for picky eaters, with many horses readily accepting the cherry flavor.

This chasteberry supplement is ideal for horses needing direct support for their pituitary gland and overall hormonal regulation. While it’s important to consult a vet about combining it with certain medications (as chasteberry can interact with dopamine agonists like Prascend), for many equines, it offers a natural and effective way to manage Cushing’s symptoms, promoting a calmer and more balanced disposition.

Why we love it

  • Directly supports pituitary gland and hormonal balance
  • Sugar-free, safe for horses on low-carb diets
  • Liquid form is easy to feed and palatable
  • Helps manage shedding, weight gain, and stress responses

Good to know

  • May interact with certain prescription medications (e.g., Prascend)
  • Some anecdotal use for chickens, but formulated for horses
Metabolic Balance

6. SmartEquine Smart & Simple Magnesium Horse Supplement

Powder4.5/5 Stars

Magnesium is an essential mineral that plays a critical role in over 300 bodily functions, including sugar metabolism, insulin sensitivity, and normal heart and muscle function. This SmartEquine supplement provides a high percentage of organic magnesium, making it an excellent foundational supplement for horses with Cushing’s or metabolic concerns who may struggle with insulin resistance or excess weight.

Many horse enthusiasts have found this supplement incredibly beneficial; one mare owner noticed her “easy keeper” finally losing excess spongy fat and gaining muscle after realizing a magnesium deficiency. Others have observed a calming effect, with horses becoming less anxious and more focused after incorporating it into their diet. The unflavored powder is generally well-accepted when mixed with feed, even by picky eaters, and the 10lb bag offers substantial value with a tiny daily scoop.

For horse parents seeking to address insulin sensitivity, support muscle function, or simply provide a calming effect, this magnesium supplement is a straightforward and effective choice. It’s a fundamental nutrient for horses with Cushing’s, helping to balance their diet and support crucial metabolic processes without unnecessary additives.

Why we love it

  • Supports sugar metabolism and insulin sensitivity
  • Aids normal heart and muscle function
  • Helps reduce anxiety and promote calmness
  • Excellent value with a long-lasting 10lb bag

Good to know

  • May cause loose stools if dosage is increased too quickly
  • Unflavored, so may require mixing with a palatable feed
Calm Demeanor

7. Foxden Equine Quiessence

Liquid4.4/5 Stars

Foxden Equine Quiessence is a well-regarded calming supplement that combines magnesium and chromium pellicle to promote relaxation and focus in horses. While primarily known for its calming effects, magnesium is also important for metabolic health, making it a relevant consideration for horses with Cushing’s who may also experience heightened stress or anxiety due to their condition.

Horse parents often share positive experiences, with one noting it helped their horse heal from a bad case of laminitis and feel more comfortable. Another caregiver of a high-strung mare found it effectively replenished magnesium and helped her stay focused during riding and grooming. Beyond calmness, some users even reported it helping to reduce cresty necks in “chubby ponies,” indicating a potential metabolic benefit.

This supplement is a solid choice for horses that are prone to nervousness, easily distracted, or those who could benefit from additional magnesium and chromium support for overall well-being. Its palatable form and ease of mixing with feed make it a convenient option for daily use, contributing to a more relaxed and comfortable equine companion.

Why we love it

  • Promotes calmness, relaxation, and focus
  • Helps address magnesium deficiencies in high-strung horses
  • Palatable and easy to mix with feed
  • May contribute to reducing cresty necks

Good to know

  • Some users report it helps but doesn’t completely resolve behavioral issues
  • Reports of containers arriving less than half full (packaging issue)
Not For Horses

8. Cush Away – Cushing’s Disease All Natural Nutritional Supplement

Tablet4.0/5 Stars

It is absolutely critical to note that while this product is titled “Cush Away – Cushing’s Disease All Natural Nutritional Supplement,” its description, ingredients, and customer reviews explicitly state it is formulated for canine companions, not horses. It contains HMR lignans, melatonin, and phosphatidylserine, which are effective for managing Cushing’s symptoms in dogs by blunting excess cortisol production.

Dog parents have shared that this supplement has worked for nearly a year to control their dog’s Cushing’s disease, with some even seeing better results than with prescription medications. It helps reduce excessive drinking, accidents, and improves sleep, contributing to a better quality of life for affected dogs. However, some dogs may experience adverse reactions like restlessness or distress, especially with melatonin.

Important: This product is not suitable for horses. While the name is similar to the topic, the active ingredients and target species are entirely different. Always ensure you are selecting supplements specifically designed and tested for equine use to avoid potential harm or ineffectiveness. For dog owners, however, this may be a viable option under veterinary guidance.

Why we love it

  • Effective for managing Cushing’s symptoms in dogs
  • Helps reduce excessive drinking and improve sleep in canines
  • Contains HMR lignans, melatonin, and phosphatidylserine
  • Recommended by some veterinarians for dogs

Good to know

  • EXCLUSIVELY FOR DOGS – NOT FOR HORSES
  • Some dogs may experience adverse reactions to melatonin
  • Tablets may need to be broken for smaller dogs

Safety & Care Tips For Horses With Cushing’s

Veterinary Consultation is Key

Always, always consult your equine veterinarian before starting any new supplement for a horse with Cushing’s. They can confirm the diagnosis, rule out other conditions, and ensure the supplement won’t interact negatively with existing medications or other health issues. Regular blood tests and follow-ups are crucial to monitor progress and adjust treatment as needed.

Gradual Introduction & Monitoring

Introduce new supplements slowly, starting with a smaller dose and gradually increasing to the recommended amount over several days. This allows your horse’s digestive system to adjust and helps you monitor for any adverse reactions. Pay close attention to changes in appetite, manure consistency, energy levels, and overall demeanor, reporting any concerns to your vet immediately.

FAQ

What is Cushing’s disease in horses?
Cushing’s disease, or Pituitary Pars Intermedia Dysfunction (PPID), is a common endocrine disorder in older horses characterized by an overproduction of hormones, primarily cortisol, due to a dysfunctional pituitary gland. Symptoms can include a long, curly coat that doesn’t shed, laminitis, increased thirst and urination, muscle wasting, and a cresty neck.
Can supplements cure Cushing’s in horses?
No, supplements cannot cure Cushing’s disease. PPID is a progressive condition. However, carefully selected supplements can play a vital role in managing symptoms, supporting metabolic health, and improving your horse’s quality of life when used in conjunction with veterinary treatment and appropriate diet and care.
What ingredients are most beneficial for Cushing’s horses?
Key ingredients often recommended include Chasteberry (Vitex agnus-castus) for pituitary support, Magnesium and Chromium for insulin sensitivity and glucose metabolism, and Vitamin E as an antioxidant. Herbal blends containing ingredients like fenugreek, spirulina, and cinnamon can also offer comprehensive support for various symptoms.
How long does it take for supplements to show results?
The timeframe for seeing results can vary widely depending on the horse, the severity of their condition, and the specific supplement. Some owners report noticing subtle changes in a few weeks, while significant improvements in coat shedding, energy, or hoof comfort might take several months of consistent use. Patience and consistent monitoring are essential.

Final Thoughts: The Verdict

For most pet parents, the best supplements for horses with cushing’s winner is the HEIRO Healthy Equine Insulin Rescue Nutritional Supplement (30 Servings) because its vet-developed herbal blend offers comprehensive metabolic support, addressing multiple facets of Cushing’s symptoms with proven efficacy. If you want targeted pituitary support and help with shedding, grab the Silver Lining Herbs Pituitary Gland Supplements. And for critical hoof health and laminitis recovery, nothing beats the Figuerola LaminaSaver.