Illustration of a dog scratching an irritated area on its chest, representing canine atopic dermatitis, a common allergic skin condition associated with itching, inflammation, and skin discomfort.

Canine Atopic Dermatitis (Environmental Allergies)

Canine Atopic Dermatitis (Environmental Allergies) is a long-term allergic reaction to airborne triggers like pollen, dust mites, or mold, leading to chronic itching, skin infections, and ear problems.

Last Reviewed Date: 01/12/2026

Overview



See Less

General Health Topics



Image & Title	At a Glance

See Less

Therapeutic Interventions



Image & Title	Info Column
Apoquel/ Oclacitinib (JAK Inhibitor)	At a Glance Apoquel/ Oclacitinib) (JAK Inhibitor) is an oral medication that reduces inflammation and itching in allergic dogs. While highly effective, some holistic veterinarians raise concerns about its immune-modulating effects and prefer long-term dietary and environmental allergy management. Connecting the Dots Atopic dermatitis involves immune-mediated itch driven by cytokine signaling rather than surface irritation alone. Apoquel is commonly prescribed because it blocks JAK pathways involved in IL-31–driven itch, often providing rapid symptom relief. Environmental triggers may be seasonal, intermittent, or variable, but the allergic response pattern itself often recurs over time. This places Apoquel within long-term symptom management discussions rather than definitive resolution of the allergic condition.

See Less

Lifestyle Strategies



Image & Title	Info Column
Grooming & Coat Care	At a Glance Regular grooming supports a dog’s skin, coat, and overall hygiene, helping to prevent matting, infections, and irritation. Bathing, brushing, and nail trimming keep dogs comfortable, while monitoring for changes can help detect underlying health issues early. Connecting the Dots Frequent rinsing and brushing can reduce environmental allergen load on the coat. Grooming helps remove pollen, dust, and grasses that trigger itch and inflammation. Coat care routines are often part of long-term management alongside medical strategies.
Mental Enrichment	At a Glance Mental enrichment keeps dogs engaged and prevents boredom, frustration, and cognitive decline by encouraging problem-solving and natural instincts. Activities like puzzle toys, scent work, training, and interactive play stimulate a dog’s brain, reducing anxiety and promoting overall well-being. Connecting the Dots Chronic itch can increase stress and reduce a dog ability to settle. Enrichment can reduce compulsive behaviors that worsen self trauma. Chewing and licking outlets can help redirect itch driven agitation. Lower stress states can support more stable immune and skin flare patterns.

See Less

Foods



See Less

Food Components



See Less

Food Component Groups



See Less

Nutrients



Image & Title	Info Column
EPA (Eicosapentaenoic Acid)	At a Glance Eicosapentaenoic acid (EPA) is a long-chain omega-3 fatty acid found mainly in marine foods such as sardines, anchovies, salmon, and fish oil. In dogs, EPA helps shape inflammatory signaling, immune activity, and tissue repair by becoming part of the fatty acid pathways the body uses to manage stress and recovery. It is commonly discussed for joint comfort, skin health, digestive balance, and healthy aging because inflammation touches many systems throughout the body. Connecting the Dots EPA alters the skin’s fatty acid makeup, increasing anti-inflammatory compounds and reducing the risk of flare-ups. It suppresses inflammatory cytokines involved in the itch-scratch cycle, helping reduce skin damage from chronic scratching. EPA also supports skin hydration and barrier repair, making it harder for allergens like dust and pollen to trigger reactions.

See Less

Nutrient Types



See Less

Nutrient Sub-Types



Image & Title	Info Column
Omega-3 Fats	At a Glance Omega-3 fatty acids are healthy fats that dogs can’t make on their own and must get through food or supplements. They keep cells flexible and functioning properly, which supports healthy skin, a shiny coat, and strong heart, joint, and brain health. Omega-3s also help control inflammation, allowing the body to recover efficiently and maintain overall comfort and resilience. Connecting the Dots EPA and DHA shift leukotriene production toward less inflammatory forms, which reduces itch and skin irritation from environmental allergens. Omega-3s support the skin barrier, helping reduce the severity and frequency of allergic flare-ups. They are commonly used alongside allergy medications to provide baseline inflammation control.

See Less

Follow the Research



Title	Information
Potential Adverse Effects of Omega-3 Fatty Acids in Dogs and Cats	At a Glance This 2013 review looks at the possible risks of omega-3 fatty acids in dogs and cats, especially EPA and DHA from fish oil. While omega-3s are commonly used to support skin, joint, heart, and kidney health, the authors explain that high amounts can sometimes cause issues like GI upset, changes in clotting, oxidative stress, immune shifts, or slower wound healing. The paper also stresses that plant-based ALA is not the same as EPA and DHA, so the source of omega-3s matters when considering both benefits and risks. Connecting the Dots The paper cites multiple dermatology studies using omega-3s for atopic dermatitis. EPA and DHA alter inflammatory mediators in the skin, which is relevant for allergic disease. ALA may help the skin barrier, but does not replace the anti-inflammatory actions of EPA/DHA.
Roles of plant-based ingredients and phytonutrients in canine nutrition and health	At a Glance The 2021 review article by Tanprasertsuk et al. synthesizes existing research to provide a clear picture of how natural compounds found in fruits, vegetables, and herbs—like carotenoids, polyphenols, and phytosterols—may support dogs' overall well-being. Connecting the Dots Beta-carotene and other antioxidants may support skin health and reduce inflammatory responses associated with atopic dermatitis. The study highlights the anti-inflammatory potential of phytonutrients, which may help manage symptoms of environmental allergies in dogs.

See Less

Dig Deeper



Title	URL	At a Glance

See Less

Blog Articles



Featured Image Link	Blog Title	Blog_URL_Link
	Bernese Mountain Dog Health Issues - A Complete Owner’s Guide	https://www.bernies.com/blogs/bernies-blog/common-health-problems-for-bernese-mountain-dogs/

See Less

Canine Atopic Dermatitis (Environmental Allergies)

Contents

Overview

General Health Topics

Therapeutic Interventions

Lifestyle Strategies

Foods

Food Components

Food Component Groups

Nutrients

Nutrient Types

Nutrient Sub-Types

Follow the Research

Dig Deeper

Blog Articles

Contact us

(800) 659-3795

help@bernies.com

Need Help?

Shop Bernie's

Learn More

Policies

Join the Family

Follow us on:

Contact us

(800) 659-3795

help@bernies.com

Need Help?

Shop Bernie's

Learn More

Policies

Join the Family

Follow us on:

FDA Legal Disclaimer

FTC & Chewy.com Compliance Disclosure