Successfully managing sweet itch: more than just a fly rug

Nov 03, 2025

Lea Brüning

The holistic approach to treating summer eczema in horses

If your horse frequently rubs itself in summer, shows signs of itching, or its mane and tail are thinning, it could be showing signs of summer eczema. With the right care and prevention, you can help your horse enjoy the warm season without any worries.

This allergic skin reaction to insect bites now affects a large number of horses in Germany – horse owners and keepers face major challenges, especially during the warm season. Summer eczema is much more than just a cosmetic problem – those affected suffer from extreme itching and skin changes. While many rely exclusively on eczema blankets, modern approaches to equine medicine show that holistic management with special products promises significantly better results. From innovative therapies and targeted feeding to immunomodulatory treatments, the possibilities for successfully controlling summer eczema have expanded considerably.

Understanding summer eczema: A complex skin condition

Summer eczema, medically known as an allergy to the saliva of certain mosquitoes, is an overreaction of the immune system. Black flies and, above all, midges of the genus Culicoides are the main triggers of this skin disease. These tiny insects are particularly active at dusk and in the morning. They prefer to attack areas of skin such as the mane crest, tail root, tail base, belly seam, and lower abdomen.

The allergy usually develops gradually. Initially, horses show only mild reactions and symptoms, but these can become more severe. The immune system reacts hypersensitively to certain substances in the saliva of mosquitoes, leading to severe itching and skin problems.

Summer eczema is particularly common in Icelandic horses – up to 29.8 percent of Icelandic horses kept in Central Europe develop this skin disease. This is due to genetic predisposition and the fact that there are no Culicoides mosquitoes in Iceland. Imported horses have not developed a natural tolerance. However, other breeds also show an increased susceptibility to summer eczema.

Recognizing symptoms and interpreting them correctly

The symptoms of summer eczema are varied and can occur in different stages. The first signs are usually itching on the mane and tail. The horses rub themselves against all available objects, which leads to hair loss. As the condition progresses, open skin areas develop, which ooze and crust over.

Typical symptoms of summer eczema include:

  • Extreme itching, especially at dusk
  • Hair loss on the mane crest and tail root
  • Thickening of the skin (skin changes)
  • Open, weeping skin areas
  • Secondary infections caused by bacteria
  • Restlessness and stress in affected eczema patients
  • Flaky, dry skin in winter

The symptoms usually worsen from year to year if no appropriate measures are taken. Many eczema sufferers experience such severe itching that their quality of life is significantly impaired.

Innovative treatment options for eczema

Immunotherapy against the cause

The specific treatment aims to desensitize the horses' immune systems. The allergen is administered in small doses to reduce the overreaction. This therapy from equine medicine has proven successful in many cases of eczema. The treatment lasts several months and requires patience.

Modern care products and preparations

New products from research offer support in the treatment of summer eczema. Special lotions with immunomodulatory ingredients can dampen the skin's reaction. These care products should be used regularly to control the skin condition.

Would you like to learn more about innovative products for your eczema? Get in touch with our specialists for a personalized consultation.

Summer eczema in horses Feeding: Support from within

Proper nutrition plays a key role in managing summer eczema. Many horse owners underestimate how much nutrition can affect the immune system and skin health. An adjusted diet can significantly alleviate symptoms and make life easier for horses with eczema.

Omega-3 fatty acids against itching

Feeding flaxseed oil or special oils can help eczema sufferers reduce itching. These products have anti-inflammatory properties and support the immune system. They should be administered consistently every day throughout the summer months.

Compensation for nutrient deficiency

A nutrient deficiency, especially zinc and biotin, aggravates the skin condition. The diet should contain sufficient amounts of these important nutrients. Dogs with eczema often have increased requirements, which can be met with special products.

Herbs for support

Certain herbs in feed can modulate the immune system and reduce allergic reactions. Black cumin oil has proven effective in many horses with summer eczema. Treatment should begin before the mosquito season starts.

Environmental management: Protection against insects

Optimize posture

Housing plays an important role in preventing insect bites. Horses with summer eczema benefit from well-designed open stabling, where they can protect themselves from mosquitoes. The presence of midges and other insects is particularly high near bodies of water—these areas should be avoided.

Using an eczema blanket correctly

The eczema blanket is an important aid for protection against insects. It should be put on before the first symptoms appear. A well-fitting eczema blanket protects sensitive skin areas from insect bites and prevents horses from rubbing themselves.

Insect repellents and their use

Modern insect repellents offer good protection against mosquitoes and midges. They should be applied specifically to the areas at risk. Protection is most important at dusk, when insects are particularly active. Products with natural ingredients can be an alternative for people with sensitive skin.

Management in different seasons

Preparation in spring

Preparations for the summer months should begin early. Special feeding should be started even before the first mosquitoes appear. The immune system of horses with eczema needs time to strengthen. The eczema blanket should also be ready.

Intensive care during the summer

During the summer months, horses with eczema require special care. Itching is at its worst during this season, and symptoms are most pronounced. Daily skin checks, consistent use of care products, and protection from insects are essential. Horses suffer most from their skin condition during this time.

Follow-up care in the fall

After summer, stressed skin needs intensive care. Skin changes and secondary infections must be treated. Feeding should be continued for several weeks to support regeneration.

Are you looking for help with your eczema? Find a specialized clinic near you herethat which offers modern therapy concepts.

Stress as an aggravating factor

Stress significantly exacerbates the symptoms of summer eczema. Stressed horses experience more severe itching and more pronounced skin changes. Their environment should therefore be as stress-free as possible. Rank fights, frequent stable changes, or intensive training can weaken the immune system and exacerbate the allergy.

A calm environment with familiar caregivers provides security for horses with eczema. Relaxation techniques and sufficient rest periods help to reduce stress. Some horses benefit from adaptogenic herbs in their feed, which increase stress resistance.

Avoiding complications of summer eczema

Treat secondary infections

Constant rubbing causes open skin areas that are prone to infection. These secondary infections delay healing and increase itching. A veterinarian should be consulted in the event of purulent deposits or swelling. Proper care and treatment prevent serious complications.

Chronic skin changes

Untreated summer eczema leads to permanent skin changes. The skin thickens, scars form, and permanent hair growth disorders occur. These changes are often irreversible. Early and consistent treatment is therefore crucial for all types of eczema.

Practical tips for horse owners

Daily care for someone with eczema requires routine. In the morning, check the eczema patch, apply insect repellent, and examine areas of skin that are at risk. In the evening, check the skin for new symptoms and apply skin care products.

Keep a diary of your horse's symptoms. Note down the weather conditions, products used, and severity of the itching. This will help you identify patterns and optimize treatment. Also document the reaction to different ingredients in the feed.

In cases of acute summer eczema flare-ups, quick action is required. Always have an emergency kit with the most important products at hand. A spare eczema blanket is useful in case the main blanket needs to be washed.

Would you like to stay informed about the latest developments? Contact our experts for the latest information on summer eczema treatment.

Conclusion

Managing summer eczema requires much more than just an eczema blanket. A holistic approach that combines modern therapies, adapted feeding, optimized husbandry, and consistent care offers the best chance of success. Controlling symptoms, protecting against insects, and strengthening the immune system are crucial components.

Every horse with eczema reacts individually to different measures and products. What relieves itching in one horse may have little effect on another. Patience and a systematic approach are required to find the optimal treatment strategy.

The skin disease summer eczema poses a major challenge for horses and their owners. However, with the right management, even severely affected horses can achieve a good quality of life. Continuous advances in equine medicine offer hope for even more effective therapies. Modern products, improved husbandry conditions, and targeted feeding now enable horses with summer eczema to enjoy the summer months largely symptom-free.

For better readability, we predominantly use the generic masculine in our texts. It goes without saying that all personal designations refer equally to all genders. The abbreviated form of language is used solely to improve comprehensibility and is to be understood in an unbiased manner.

Become a partner

Find out more about the Altano Group and what we stand for

Background Pattern Desktop
Background Pattern Mobile