Six lucky winners* will receive a months supply of a Spillers supplement tailored to their horses individual needs.Each winner will receive a 3kg bag of the supplement of their choice thats a one-month supply for a horse or two months for a pony! Entries are open now and will close at 11.59pm on Monday 21 September 2026.Supplements to choose fromThe range of powerful pelleted supplements has been created by harnessing Spillers 65+ years of trusted nutrition and veterinary expertise.Each winner can choose from:Spillers Ulca EaseThis supplement contains a natural marine calcium source, lecithin, apple pectin, liquorice root, fenugreek and threonine to provide targeted gastric support to help maintain a healthy stomach lining.Spillers CalmContains a high level of magnesium from two sources, together with yeast, and a blend of traditional herbs to help promote calmness, support the nervous system and reduce anxiety.Spillers Instant EnergyA unique formula containing rapid and moderately available carbohydrate sources, as well as ginseng, which is known as a feel good herb to encourage a focused and energetic performance.Spillers FlexA rich blend of joint-supporting ingredients including glucosamine, chondroitin sulphate and MSM, alongside rosehips and boswellia to help maintain joint health and mobility.Spillers Hoof HealthA high-biotin formula including essential amino acids, alongside zinc, copper, MSM, rosehips and hawthorn, to support hoof growth and quality.Spillers Ventil-AteA scientifically-proven formula containing a high level of bio-available vitamin C, together with selenium, vitamin E, garlic, rosemary, spinach and nutmeg, to reinforce a horse or ponys natural lung defences.How to enterENTER HEREThe closing date is 11.59pm on Monday 21 September. *UK winners only. Full terms and conditions are on the entry form.Find out more about the full range of Spillers supplements.The post Win the Spillers supplement of your choice! appeared first on Your Horse.