Targeted support for the stomach and intestines – works when digestion is out of balance

Duval Polyc was developed for horses whose stomach and intestines require extra attention. The product supports the natural balance of the digestive system, especially when a horse shows signs of digestive imbalance.

The carefully formulated herbs are traditionally used for horses exhibiting abdominal discomfort, such as rolling, stamping, gas, or other abnormal behavior that could indicate discomfort. Polyc is a liquid formula that is quickly absorbed through the oral mucosa, making it easy to use in situations where immediate support is desired.

Polyc is suitable for horses that react sensitively to feed changes, weather changes, or periods of stress. It can also be combined with Duval Carfol or Duval MultiDigestiv when multiple signals are present within the gastrointestinal tract .

Thanks to its liquid form, Polyc is easy and precise to dose, making it suitable for both short-term and more supportive use. In the event of severe colic symptoms, a veterinarian should always be consulted immediately.

The complete electrolyte supplement for optimal fluid balance, muscle function and recovery in horses

Duval Relyte+ is designed for horses that lose significant fluid and minerals due to hot weather , intense training , or prolonged exertion . Sweating involves the loss of not only water but also essential electrolytes such as sodium, potassium, calcium, and magnesium—crucial for a stable fluid balance , normal muscle function , and efficient recovery .

Relyte+ replenishes these deficiencies with purified seawater, a natural source almost identical to blood plasma, providing a broad spectrum of over 90 minerals without the risk of overdosing on individual salts.

Relyte+ also contains natural vitamin E (d-alpha tocopherol) and vitamin C, antioxidants that contribute to healthy muscle metabolism and provide support during heavy exercise. This makes it particularly suitable for horses that overheat quickly, sweat profusely, or experience a noticeable decline in endurance and recovery speed .

Relyte+ is easy to administer with feed, water, mash, or a syringe. Its pure, liquid formula makes it a practical and reliable choice for any horse that needs extra support during hot weather, heavy training days, or periods when hydration requires special attention.

Complete support for healthy airways and strong resistance – every day

Duval RespirAir was developed for horses that need extra support with respiratory health , resistance , and maintaining stable immunity . This natural supplement combines herbs, algae, and antioxidants that support the respiratory system during periods of mucus , coughing , shortness of breath , seasonal changes, or increased viral load. RespirAir is suitable for horses that are sensitive to dust , allergies , indoor training, or changing weather conditions, and helps soothe and maintain a healthy respiratory system.

The formula supports both acute and long-term respiratory sensitivities, but can also be used preventatively when resistance is compromised or energy levels are low. Thanks to its palatable granular form, RespirAir is easy to feed and suitable for horses that struggle with supplements. It contributes to the recovery process and the maintenance of free breathing and vitality .

RespirAir is suitable for all ages—from young horses to older animals requiring additional support. It complements any management strategy aimed at strong airways and a robust immune system. For persistent mucus production or chronic cough, RespirAir can be combined with Duval Palio for a more comprehensive approach.

The complete sand cure that really removes sand from the intestines – more than just psyllium

Duval Sand Away is a complete sand treatment for horses that helps remove sand from the intestines efficiently and in a controlled manner. This formula is more effective than loose psyllium seeds: the pellet form ensures that the psyllium only becomes active in the intestines , where it has its maximum effect. The combination of psyllium , chia seeds , lithothamnium , lupine , anise , and nutritional clay supports intestinal function , the mucus layer , the binding and buffering capacity , and the restoration of intestinal flora .

Sand Away was developed for horses at risk for sand accumulation , who regularly lick sand , or whose fecal analysis reveals sand residue. Thanks to the strong water-binding capacity of psyllium and the complementary effects of the other ingredients, Sand Away forms a natural gel that removes sand and contributes to healthy digestion .

This formula is perfectly suited to preventative management for horses kept in sandy paddocks, poor pastures, or bare areas. Sand Away offers a complete treatment focused on safety, effectiveness , and practicality .

The natural seaweed mix for shine, resistance and vital metabolism in horses

Duval SeaSpirit is an organic seaweed mix for horses that need extra daily support for coat quality , resistance , metabolism , and overall vitality . The mix contains several high-quality brown, red, and green seaweed varieties that provide an exceptionally rich supply of vitamins, minerals, trace elements, and bioactive substances. These nutrients closely match the natural needs of horses, which need support with molting , digestion , and maintaining a healthy, shiny coat.

SeaSpirit is particularly suitable for horses that struggle with coat shedding, have dull coats, or are sensitive to low immune systems or fluctuating mineral balances. Thanks to the cold-drying method, nutrients are optimally preserved, giving the mix a higher nutritional value than standard seaweed products. The fine granular form prevents dust formation and makes it easy to incorporate into any ration.

SeaSpirit is a pure, natural basic supplement for all horses — from rearing to sport horse — and helps to provide the body with the micronutrients it needs every day for health , shine and vitality .

The natural tincture for more inner peace and stable behavior – without a drowsy effect

Duval Sedinerf is designed for horses that need support for their nervous system , stress , restlessness , and stimulus processing . This tincture nourishes an overworked nervous system and contributes to normal neurotransmission , allowing horses to respond more calmly without losing alertness.

Sedinerf can be used for acute stress as well as chronic overstimulation , helping to soften the edge while maintaining responsiveness . The formula consists exclusively of carefully selected herbs traditionally used for behavior, tension, and mental balance, making it suitable for sensitive or quick-witted horses.

Sedinerf is used for horses that develop tension more quickly, have difficulty focusing, or overreact in new situations. The tincture works quickly when administered directly through the oral mucosa and can also be used long-term to promote a more stable nervous system. Thanks to its thin, liquid consistency, Sedinerf is easily absorbed and can be easily incorporated into a well-balanced diet or combined with other Duval products.

The powerful tincture for healthy fluid balance and optimal kidney function in horses

Duval Solipura is a high-quality tincture for horses that need support with natural fluid drainage , waste removal , and healthy kidney function . This liquid herbal formula is designed for horses that retain fluid, have delayed drainage, suffer from swollen legs , or are sensitive when their natural cleansing process is compromised. Solipura is also suitable for horses whose skin , urinary tract , and overall circulation require extra attention.

The tincture contains only active herbs traditionally used to support natural drainage . Thanks to ingredients like goldenrod, cat's whiskers, and sarsaparilla, Solipura contributes to a smooth and efficient drainage process, without fillers or artificial additives. Its liquid form ensures rapid absorption through the oral mucosa, allowing the body to utilize the active ingredients immediately .

Solipura can be used both internally and externally on the skin , and is suitable for any situation where the horse's body temporarily needs extra support in areas such as fluid balance , kidney health , and the natural cleansing process . This makes Solipura a clear, plant-based, and targeted approach for horses that benefit from support from within.

The high-quality natural superfood for muscle building, recovery and vitality in horses

Duval Spirulina is a powerful natural superfood for horses and is known for its high concentration of proteins , essential amino acids , omega-3 fatty acids and vitamin B12 .

Not every spirulina on the market has the same nutritional value; that's why Duval chooses premium-quality spirulina with an exceptionally high nutrient density. This rich composition makes it ideal for horses that need extra support with muscle building , energy levels , recovery , and endurance .

Spirulina is often used for sports horses, horses in training or animals that need some extra vitality from natural food.