Bananas are loaded with vitamins and minerals such as potassium but they’re also very high in natural sugar.

Even dogs without an intolerance to bananas are likely to experience stomach upset, constipation, or other undesirable symptoms if they eat too many.

Bananas are often used in baked goods for both people and pets so be sure to check the ingredients in any doggie biscuits or other treats to avoid unexpected reactions.

Beef is one of the most commonly found ingredients in dog food & treats and is used in a variety of forms.

When reading the ingredients on your dog’s food, you may see Beef listed as Fresh, Deboned, Freshly Prepared, Dehydrated Beef, Beef Stock, or Beef Meal, among other forms. Be sure to read the ingredients thoroughly and check for different forms of beef in your pup’s food and treats.

Blackberries are a delicious, nutritious treat for humans and dogs alike. They’re packed with essential nutrients, vitamins, and fiber, and are relatively low in sugar despite their sweet taste.

While they might be low in sugar, blackberries contain trace amounts of a different sweetener called xylitol which is toxic to dogs. Although a small handful of blackberries might be perfectly fine for a dog without an intolerance, even one or two berries can cause a reaction in a dog who does have a sensitivity.

Brewer’s rice, sometimes referred to as broken rice, is simply tiny, broken, or visually unappealing pieces of white rice that didn’t quite make the cut for human consumption.

It’s commonly used by pet food manufacturers because of its affordability, nutritional value, and ability to help kibble hold its shape.

Although they aren’t exactly a common ingredient in commercial dog foods, Brussels Sprouts have gained popularity in homecooked canine food over recent years because they really pack a punch when it comes to nutrition.

However, if your pup is reacting to brussels sprouts there are plenty of other veggies to choose from.

The common variety of cabbage is a dense, leafy vegetable that can be found in a variety of colours, most notably green, red, and white. It’s rich in fibre, folic acid, magnesium, and potassium – all of which are excellent for our canine companions – but they can also cause excessive bloating, flatulance, and stomach upset in dogs with or without an intolerance.

After becoming a global health food sensation over recent years, cauliflower can now be found in commercial and homemade pet foods because it is nutritious, versatile, and very tasty.

However, ingesting too much cauliflower can lead to excessive gas and stomach upset in dogs with or without an intolerance.

Chickpeas, which are also known as Garbanzo beans, are a member of the legume family.

They have become a fairly common ingredient in commercial and home-cooked dog foods because they really pack a punch when it comes to nutrition.

In order to give you the most accurate results possible, our comprehensive kits test for the most common types of cockroaches including the German, American, and Oriental varieties.

It’s possible for canines to experience adverse reactions to ingesting cockroaches as well as receiving their bites.

Cod liver oil is a fairly common dietary supplement for dogs and is usually found in capsule or liquid form. Today, you can find cod liver oil in more commercial dog foods than in the past, particularly in high-end and boutique brands. It’s also commonly used as a natural anti-inflammatory treatment and is known to help promote healthy skin, nails, and a glossy coat.

It’s also commonly used as a natural anti-inflammatory treatment.

As the name implies, corn syrup is derived from corn. You may also hear corn syrup referred to as corn sugar or glucose syrup.

Although corn syrup isn’t exactly a popular ingredient in dog food, it can be found as a food additive in some foods because it helps enhance flavour and consistency.

Commonly mistaken for a vegetable, cucumbers are actually classified as fruit. Many owners are surprised to learn that their dog is reacting to cucumbers since they are commonly known as a tasty treat for pups (especially on a hot summer day!).

If your pup is reacting to cucumbers, there are plenty of other fruits & veggies to choose from.

Although it is less likely for a dog to experience an adverse reaction to duck eggs than to chicken eggs, canines do have the potential to develop an intolerance to duck eggs that can range from mild to severe.

It should be noted that dogs may experience an intolerance to egg whites, yolks, or both.

Fish meal has gained popularity in pet foods over recent years because it provides nutritional benefits, enhances the flavour of dog food, and is relatively easy to come by.

It’s made by rendering whole fish, offal from processed fish, and fish bones into a dry powder. Fish meal can be found in a wide variety of commercial pet foods so be sure to check ingredients thoroughly.

Flaxseed oil, also referred to simply as flax oil, is commonly used as a dietary supplement by people and pets to help relieve symptoms of arthritis and inflammation.

Flaxseed oil contains more omega-3 fatty acid than fish oil, however, it is in a form that is not easily accessible to dogs.

While all mold and fungus are unwanted in our homes, Chaetomium is particularly hazardous and is one of the top-3 most dangerous fungi to humans and animals.

Chaetomium has been known to cause severe allergic reactions and respiratory infections, infections in the skin and nails, and even fatal brain infections.

Glucosamine is a naturally occurring substance found in cartilage and is a very common supplement among both people and pets.

Glucosamine supplements have been known to help relieve symptoms of arthritis and joint damage, particularly articular cartilage. If your pup is reacting to glucosamine, it is important to discontinue its use and consult with your vet about a supplement that better suits their unique needs

To deliver the most comprehensive results possible, we test for some of the most popular varieties of grass including Meadow Fescue, Kentucky Blue/June, Orchard, Redtop, 24 Perennial Rye, Sweet Vernal, and Timothy grass.

Considered an inhalant allergy, grass pollen is the key culprit behind the majority of reactions.

Green peas come in several varieties such as snow peas, snap peas, and English or garden peas. They have become an increasingly popular ingredient in commercial and homemade dog foods alike.

Whether they’re tossed in as whole pieces or baked and ground into meal for kibble, green peas are popping up in more canine foods than ever before so be sure to check the ingredients in your pup’s food and treats carefully.

The common house fly can be found virtually anywhere there is human activity nearby. Not only are they a nuisance to people and animals, but they can carry disease and harmful bacteria that can be transmitted to us and our four-legged friends.

They can be ingested by dogs either right out of the air or as remnants in their food and treats (gross, we know).

Kidney beans have become a common ingredient in both store-bought and home-cooked dog foods. Although they aren’t toxic to dogs, kidney beans may trigger allergic reactions that can range from mild to severe.

If your pup is reacting to kidney beans, they may also experience a reaction to other legumes.

Generally speaking, lemons are not considered to be dog-friendly fruit. Lemons can trigger reactions in dogs if they are ingested or encountered as environmental allergens.

Lemon can be found in many foods, beverages, and household products so be sure to read all ingredients thoroughly.

Mackerel are commercially farmed in vast numbers for their strong-flavoured meat and oil. They have become more common in both commercial and home-cooked dog foods over recent years because they are rich in antioxidants, omega-3 fatty acids, and selenium and contain a mini alphabet of vitamins.

If your pup is reacting to Mackerel there are plenty of other tasty protein options to choose from.

Molasses is a thick, often dark, syrup derived from cane or beet sugar. Molasses is a fairly common ingredient in commercial and homemade dog treats due to its sweet flavour and binding properties so be sure to check ingredients carefully. Similarly to peanut butter, molasses may contain an artificial sweetener called xylitol, which is highly toxic to dogs.

One of the most common allergens among both people and pups are insect bites. While mosquito bites are unpleasant for everyone, they can also be quite dangerous to dogs.

That’s because mosquitos are intermediate hosts for parasitic worms called Dirofilaria immitis, also known as heartworm. Mosquito bites can easily be prevented with regular doses of anti-parasitic medication from your vet.

While many humans enjoy a bowl of oatmeal for breakfast, the majority of the world’s oats are used as livestock feed. Their use extends well into the pet food industry too, with oats offering an alternative carbohydrate source for dogs with grain sensitivities.

Oats can also be found in many baked goods, shampoos, lotions, and other health & beauty products so be sure to read the ingredients thoroughly.

It is possible for dogs to experience a reaction to oranges after ingesting them or encountering them as an environmental allergen.

While they aren’t quite as bitter or acidic as lemons, oranges still contain enough citric acid to cause stomach upset in dogs if they ingest too many, regardless of whether they have an intolerance.

In fact, your pup may turn its nose up at oranges altogether! This goes for other citrus fruits as well since dogs aren’t fans of strong citrus scents.

The pear is a member of the Rose family, along with apples, strawberries, peaches, and plums. An excess amount of pears in a dog’s diet can cause gastrointestinal issues regardless of whether they have an intolerance. If your up is reacting to pears, there are plenty of other fruits to choose from.

Pollen is one of the top-10 allergens affecting people and pups around the world.

To give you the most comprehensive results possible our kits test for the most popular types of pollen – False Ragweed pollen and Southern ragweed pollen.

While they aren’t exactly a common ingredient in commercial dog food, pumpkins have become more popular in home-cooked diets for dogs.

Many baked goods for dogs contain pumpkin puree, so if your pup is reacting to pumpkin be sure to check the ingredients in their treats – especially around the holidays.

Our comprehensive kits include the most popular type of Raspberries which are commonly known as “Nova” or “Red” raspberries.

Raspberries can be found in many baked goods, beverages, and even health & beauty products so be sure to read the ingredients throroughly.

Sage, also known as garden sage or common sage, is a member of the mint family.

While sage allergies aren’t very common in dogs, reactions can occur and can range from mild to severe.

Excessive amounts of sage can lead to stomach upset in dogs regardless of whether they have an intolerance.

Our convenient at-home kits test for shellfish containing an equal mix of shrimp, scallop, clam, crab and oyster, all of which are common ingredients in foods for both people and pups.

Shellfish can be found in a wide variety of dog foods and treats, particularly as dried, ground meal or liquid stock.

You also find fresh or frozen shellfish mix in commercial wet or frozen dog foods so be sure to read all ingredients thoroughly.

Spinach is a popular ingredient in home-cooked foods for pups and people alike because it’s loaded with calcium, iron, and magnesium, and contains a mini alphabet of vitamins. However, spinach is high in oxalic acid which binds to calcium and magnesium in the blood and can lead to low blood calcium levels and cause metabolic imbalances in dogs with or without an intolerance.

Sweet potatoes have become an increasingly popular ingredient in both commercial and homemade dog foods over recent years, particularly in grain-free diets because they are often used as an alternative for dogs with grain sensitivities.

Since they have become such a common ingredient in canine diets, it’s important to check the ingredients in your pup’s food to ensure there aren’t any sweet potatoes included.

Tobacco is one of the most common culprits when it comes to allergies in pets. Whether tobacco is ingested, or its smoke inhaled, it can be seriously harmful to dogs.

Tobacco products containing nicotine such as cigarettes, e-cigarette cartridges, chewing tobacco, and nicotine patches or gum pose a threat to dogs with or without an intolerance.

Tuna are large saltwater fish that belong to the Scombridae family, along with Mackerel.

While tuna contains an abundance of protein, potassium, magnesium, omega-3 fatty acids, and a mini alphabet of vitamins, it also contains mercury which can be harmful to both people and pups if too much in ingested. You may see tuna listed as freshly prepared, deboned, dehydrated, fish stock, fish meal, or as fish derivatives in your dog’s food or treats.

Contrary to popular belief, vegetable oil isn’t exactly made from vegetables, but rather it is derived from plant-based ingredients such as nuts, seeds, grains, and fruits.

You can find vegetable oil in a wide range of commercial and homemade dog foods so be sure to read all ingredients thoroughly.

Ragweed is one of the most common allergens affecting both people and dogs. Ragweed is considered a seasonal allergen because it peaks at different times of the year.

These plants generate an abundance of pollen that is very lightweight and easily travels through the air, hence its widespread growth across entire continents.

One of the most common types of rice used in dog food is brewer’s rice, which is essentially small, broken, or “ugly” pieces of white rice that weren’t quite pretty enough for human consumption.

Rice is rich in carbs, fibre, and minerals and helps give food more bulk, however, some lower-quality brands use excess amounts of rice in lieu of higher quality ingredients to save on costs so be sure to read the ingredients in your pup’s food carefully.

When it comes to true food allergies in dogs, dairy products are one of the top culprits. Dogs often have difficulty digesting the lactose found in dairy products, so while pups may enjoy the delicious taste of yogurt, it can also elicit adverse reactions in dogs with or without an intolerance.

Our comprehensive test includes the common Barley (Hordeum vulgare) that can be found in a variety of foods for both dogs and people.

While it isn’t guaranteed, a dog that has an intolerance to Barley may have an intolerance to other grains as well. These intolerances in dogs are comparable to humans who struggle with celiac or gluten sensitivities.

Beets are hardy root vegetables that are rich in fibre, vitamin C, and folate.

While it is rare for dogs to develop an intolerance to beets, reactions can occur and can range from mild to severe.

Our test includes the common blueberry or “Velvet Leaf Blueberry” that can be found is most markets and grocery stores.

Although blueberries are loaded with antioxidants and other nutritious elements, they can cause reactions in dogs. Not to worry – If your dog’s results indicate that they have an intolerance to blueberries, there are plenty of other fruits and berries you can give them instead.

The broccoli plant is made up of two parts – the stalks and the florets – both of which are edible and can be eaten either cooked or raw.

Although broccoli is considered a dog-safe veggie, it has been known to cause gas, bloating, and general stomach upset in dogs with or without a food sensitivity.

Contrary to its name, buckwheat isn’t wheat at all – It’s actually a seed. Since it doesn’t contain gluten, buckwheat has become an increasingly popular ingredient in grain-free pet foods.

If your pup is reacting to buckwheat, it is important to check the ingredients in their food and treats for any mention of buckwheat products.

Canola oil is made from the crushed seeds of the canola plant. Canola seeds grow within pods and are made up of roughly 45% oil.

Crushing the seeds releases the natural oils which are then refined into a light golden-yellow oil. The remaining fragments of the seed are then ground into a meal that is used in livestock feed and some commercial pet foods.

Pascal celery is the most common variety of celery in North America and can be found in a wide range of foods, with the seeds being used in herbal medicines and to make celery salt.

Although reactions to celery are rare in dogs, they can occur and can range from mild to severe. If your pup is reacting to celery, there are plenty of other veggies to choose from.

Chicken is one of the most popular protein sources in both commercial and homecooked dog foods. Sometimes it seems like chicken can be found in more pet foods than not! You might see chicken listed in various forms in your dog’s food and treats, including Real Chicken, Chicken Breast, De-boned Chicken, Chicken Broth, Chicken Meal, and Chicken By-product Meal. Be sure to check the ingredients thoroughly!

Contrary to their name, coconuts aren’t nuts at all but are actually classified as drupes, along with cherries, almonds, and plums. Coconut can trigger reactions if ingested or when encountered as an environmental allergen via inhalation or physical contact. Many household cleaners, air fresheners, health & beauty products, and food items contain coconut. Be sure to check the ingredients thoroughly in these items thoroughly to prevent unwanted flare-ups.

Collard greens are leafy vegetables belonging to the same family as cabbage. While they aren’t exactly a common ingredient in commercial dog foods, collard greens have gained popularity in homecooked canine foods.

If your pup is reacting to collard greens, there are plenty of other leafy greens to choose from.

Cottonseed oil is extracted from the seeds of the cotton plant. Unrefined cottonseed oil contains naturally occurring toxins, namely gossypol, that act as a self-defence mechanism against insects, mites, and other pests.

And while this may be beneficial for the plant itself, it makes cottonseed oil a risk for dogs and other animals.

Dairy is one of the main culprits when it comes to true food allergies in dogs, and has the potential to trigger reactions ranging from mild to severe. Bovine Casein is the main structural protein found in cow’s milk and accounts for over three-quarters of milk’s total protein content. It’s possible for dogs to experience sensitivities to certain dairy products and not others depending on the concentration of Bovine Casein.

Our convenient at-home kits test for fish stock containing an equal mix of shrimp, scallop, clam, crab, and oyster, all of which are common ingredients in foods for both people and pups.

Fish stock can be found in a wide variety of dog foods and treats, both commercial and home cooked, so be sure to check ingredients thoroughly.

Fleas are external parasites and are one of the most common pests affecting canines around the world.

The proteins and antigens in their saliva are the culprits behind the unpleasant itching we experience after receiving a bite. Fleas can easily be prevented with regular doses of anti-parasitic medications from your vet.

Epicoccum is a widespread genus of fungus that can be found indoors and outdoors. It’s often found in soil and is associated with decaying plant material, and also thrives in water-damaged buildings, damp drywall, wood flooring, carpets, mattresses, and houseplants.

While this genus isn’t necessarily considered hazardous in comparison to other types of mold, it can elicit respiratory issues in dogs with compromised immune systems, asthma, or allergies.

Dairy products are one of the top culprits when it comes to true food allergies in dogs. That’s because dogs often have difficulty digesting the lactose found in dairy products, regardless of whether or not they have an intolerance. Goat’s milk is commonly found in foods, beverages, and even health & beauty products, so be sure to check the ingredients carefully.

Our comprehensive kits test for the common Green Bean, also known as the String Bean or French Bean. Many people are surprised to learn that their dog has an intolerance to green beans since they are commonly known as healthy snacks for dogs, however, reactions can occur and can range from mild to severe.

If your pup is reacting to green beans there are plenty of other veggies to choose from.

Halibut and other white fish have become increasingly popular in both commercial and home-cooked dog foods. It’s rich in minerals and contains a mini alphabet of vitamins.

However, if your dog is reacting to halibut it’s important to discontinue its use in their diet and consult with your vet about a food that better suits their unique dietary needs.

Kale has become an increasingly popular food for people and dogs over recent years.

It’s loaded with vitamins, minerals, and fibre, and due to its high fibre content and nutritional value, it’s also a popular part of weight-control diets.

If your pup is reacting to kale there are plenty of other veggies to choose from, but try to avoid its close relatives: cabbage, broccoli, cauliflower, bok choy, brussels sprouts, and collard greens.

Lamb has become an increasingly popular protein source in commercial and homecooked dog food over recent years.

Although it is less likely for a dog to react to lamb than to common protein sources like beef or chicken, canines can develop an intolerance to lamb that can range from mild to severe.

Our comprehensive kits test for Lima Beans, which you may also know as the Madagascar bean, sieve bean, butter bean, wax bean, or Chad bean. As a member of the legume family, your pup may also experience an intolerance to other legumes if they are reacting to lima beans.

Moth allergies in dogs can occur as contact, inhalant, or ingested allergies.

If your pup is reacting to moths, consider keeping their food in an airtight storage container. As challenging as it may be, it is beneficial to try to monitor their outdoor activity to prevent them from ingesting any moths while playing outside.