If your dog is scratching constantly, it’s genuinely miserable to watch. And if you’ve tried everything from elimination diets to prescription antihistamines to medicated shampoos with mixed results, it makes sense that CBD would be on your list. This article won’t tell you CBD is a cure. The research doesn’t support that. What it will do is walk through the actual biology, what studies show, and what the limitations are, so you can make an informed decision instead of a desperate one.
🧪 Lab Tested | 👩💼 Woman-Owned | 🏆 Est. 2017
What Is Canine Atopic Dermatitis?
Canine atopic dermatitis (CAD) is the clinical name for the allergic skin disease that makes your dog scratch, lick, chew, and rub against furniture. It’s one of the most common skin diseases vets see in dogs, and certain breeds (golden retrievers, labs, bulldogs, West Highland terriers) are more prone to it.
The root cause is an overactive immune response to environmental allergens: pollens, mold spores, dust mites, and sometimes food proteins. The dog’s immune system treats these as threats and mounts an inflammatory response that shows up in the skin. The classic pattern is redness, itching, and eventually secondary infections from constant scratching. The skin barrier in atopic dogs is also structurally compromised; it lets allergens in more easily and loses moisture faster than healthy skin, which perpetuates the itch-scratch cycle.
Standard management includes allergen avoidance (hard), prescription immunomodulators like Apoquel or Cytopoint (effective but expensive and not universally tolerated), medicated shampoos, fatty acid supplementation, and antihistamines. CBD doesn’t slot neatly into any of these categories; its mechanism is different from all of them, which is both why it’s interesting and why the evidence base is still early.
The Endocannabinoid System in Dogs
Dogs have an endocannabinoid system (ECS): the same receptor network that cannabinoids interact with in humans. The ECS consists of endogenous cannabinoids (produced by the body), CB1 and CB2 receptors distributed throughout the nervous system and peripheral tissue, and enzymes that break down those cannabinoids. CBD doesn’t bind directly to CB1 or CB2 receptors the way THC does. It works more indirectly: inhibiting the enzyme (FAAH) that breaks down anandamide (the body’s main endocannabinoid), which allows anandamide to accumulate and activate receptors naturally.
Dogs are much more sensitive to THC than people are, which is why the TribeTokes pet tincture is CBD only and THC-free. CBD and THC simply behave differently in dogs, and products safe for humans are not automatically safe for pets.
CBD, CB2 Receptors, and Skin Inflammation
CB2 receptors are concentrated in immune cells and are particularly dense in skin tissue (which is where things get directly relevant to itchy dogs). A small 2012 study by Campora et al. found CB1 and CB2 receptors throughout canine skin, and the signal was stronger in dogs with atopic dermatitis than in healthy dogs. The ECS appears to play a role in skin biology in dogs much as it does in other mammals (Am J Vet Res, PMID 22738050).
In human skin cells, a 2014 lab study in the Journal of Clinical Investigation found that CBD had anti-inflammatory and sebostatic (oil-regulating) effects on sebocytes, the skin’s oil-producing cells. Those effects ran through TRPV4 channels and adenosine A2A receptors, not CB2 (J Clin Invest, PMID 25061872). Canine skin biology is different from human skin biology, so this doesn’t translate directly. But the presence of CB2 receptors in dog skin tissue provides a plausible receptor-level mechanism for CBD’s potential relevance to canine skin conditions.
Allergic skin reactions involve mast cell activation, histamine release, and a cascade of inflammatory cytokines. CB2 receptor activation has been shown to modulate immune cell function and suppress some of these inflammatory pathways in preclinical models. The hypothesis is that CBD, by raising anandamide levels so more of it reaches CB2 receptors in skin and immune tissue, may reduce the intensity of the inflammatory signaling involved in allergic responses. The key word is “may.” This mechanism exists, but direct clinical evidence in dogs with atopic dermatitis is limited.
Salmon Oil and the Omega-3 Connection
TribeTokes Pet CBD Tincture contains wild salmon oil as a carrier, which is not a throwaway choice. Omega-3 fatty acids (specifically EPA and DHA) from fish oil have a longer research track record in canine atopic dermatitis than CBD does. A 2010 systematic review of 49 randomized trials in dogs with atopic dermatitis found that, in one high-quality trial, an oral essential fatty acid supplement cut the dogs’ need for steroids (prednisolone) by about half (Vet Dermatol, PMID 20187910).
The mechanism: omega-3s compete with arachidonic acid for inflammatory enzyme pathways (COX and LOX), which shifts prostaglandin production toward less inflammatory compounds. They also incorporate into cell membranes and improve the structural integrity of the skin barrier, directly relevant to the barrier compromise seen in atopic dogs.
In practice, this means TribeTokes Pet CBD Tincture delivers two potentially relevant compounds at once: CBD acting through the ECS, and omega-3 fatty acids acting through lipid mediator pathways. They work through different mechanisms and aren’t redundant. Both are non-toxic and well-tolerated at appropriate doses.
What the Research Actually Shows
The CBD-specific evidence for canine allergic skin disease is preliminary and largely indirect:
Established in dogs
Dogs absorb and clear CBD (half-life about 4 hours). Gamble et al. (2018, Front Vet Sci, PMID 30083539) gave dogs with osteoarthritis 2mg/kg twice a day: pain scores dropped and activity rose, owners reported no side effects, and bloodwork showed a rise in the liver enzyme ALP. The ECS exists in dogs with skin-relevant CB2 expression. Fatty acid supplements (salmon oil is a source of omega-3s) have controlled trial support in atopic dogs.
Supported by mechanism
CB2 receptors are present in canine skin, and more so in allergic skin. CBD’s anti-inflammatory effects in skin cell models have been demonstrated in human cells. Anandamide modulation through FAAH inhibition is plausible in dogs. The itch-scratch pathway involves inflammatory cytokines that CB2 activation may modulate.
Not yet established
Only one small randomized, placebo-controlled trial has tested CBD for canine atopic dermatitis so far. Loewinger et al. (2022, Vet Dermatol, PMID 35644533) gave 32 dogs a CBD and CBDA oil at 2mg/kg on top of their usual care: owner-rated itch went down, skin lesions didn’t improve, and 4 of 17 treated dogs had raised ALP. Beyond that, most evidence is observational (owner-reported outcomes) or mechanistic (lab-based, not clinical). Direct comparison to standard treatments like Apoquel or Cytopoint has not been conducted.
CBD isn’t a replacement for veterinary diagnosis or proven medical treatments for severe atopic disease.
Veterinary consultation recommended. Canine atopic dermatitis is a complex condition with multiple triggers. A veterinarian can identify whether allergies, parasites, secondary infections, or other conditions are driving symptoms, and recommend appropriate treatment. CBD may be a useful complement to medical care, but diagnosis comes first.
Dosing Guide
The Gamble et al. 2018 study used 2mg/kg twice daily for osteoarthritis. For general wellness use (anxiety, skin support), most veterinary-focused CBD resources suggest starting lower: 0.2 to 0.5mg/kg once or twice daily, adjusting based on response. TribeTokes Pet CBD Tincture is 300mg per 30mL bottle (10mg/mL), with a dropper for precise dosing.
| Dog Weight | Starting Dose | Volume (10mg/mL) | Moderate Dose | Volume |
| Under 10 lbs | 1–2mg | 0.1–0.2 mL | 2–5mg | 0.2–0.5 mL |
| 10–25 lbs | 2–5mg | 0.2–0.5 mL | 5–10mg | 0.5–1.0 mL |
| 25–50 lbs | 5–10mg | 0.5–1.0 mL | 10–20mg | 1.0–2.0 mL |
| 50–80 lbs | 10–15mg | 1.0–1.5 mL | 20–30mg | 2.0–3.0 mL |
| Over 80 lbs | 15–20mg | 1.5–2.0 mL | 30–40mg | 3.0–4.0 mL |
Start at the low end and stay there for one to two weeks before adjusting. Skin improvements from anti-inflammatory compounds often lag behind initial dosing by several weeks; if you increase dose because “nothing’s happening” at day three, you haven’t given it a fair trial. The salmon oil benefits for skin may also take two to four weeks of consistent use to become visible in coat quality and itchiness levels.
Administration is typically via the dropper directly into the mouth or mixed into food. The wild salmon oil flavor makes most dogs accept it readily. “My chows love it,” alexis g. For smaller dogs, fewer drops on a treat or small food portion works well.
One important note: if your dog takes any prescription medications, including cyclosporine, Apoquel, or seizure medications, discuss CBD use with your veterinarian first. CBD is metabolized by cytochrome P450 enzymes and can potentially affect the metabolism of other drugs processed by the same system.
TribeTokes Pet CBD Tincture
Pet Wellness
Pet CBD Tincture For Dogs + Cats
★★★★★ 4.97 from 29 reviews
300mg CBD
Wild Salmon Oil Carrier
30mL (10mg/mL)
No THC
Third-Party Tested
300mg CBD in a wild salmon oil base. No THC. 10mg per mL makes weight-based dosing easy with the included dropper. The salmon oil carrier doubles as an omega-3 source with its own research support for inflammatory skin conditions. “My pets feel so much better after a few drops! I have a 14-year-old senior with arthritis and after a few drops he is running around like a puppy again,” Amanda T. Every batch is third-party tested for potency, our raw materials are full-panel tested for purity (solvents, pesticides, heavy metals, mycotoxins, microbials), and the COAs are on our lab results page.
Frequently Asked Questions
The mechanism is plausible: CB2 receptors in canine skin and immune tissue are involved in inflammatory signaling, and CBD may modulate those pathways by increasing endocannabinoid levels. The salmon oil in TribeTokes Pet CBD Tincture also provides omega-3 fatty acids, which have a longer research track record in atopic dogs. One small randomized, placebo-controlled trial (Loewinger 2022, 32 dogs) found a CBD and CBDA oil lowered owner-rated itch but didn’t improve skin lesions, so the evidence is promising but early. Many owners report improvements in scratching and coat quality; clinical certainty is not yet established.
At appropriate doses, yes. In a 2018 study by Gamble et al. (Front Vet Sci), dogs given 2mg/kg twice a day had no side effects reported by owners, though bloodwork showed a rise in the liver enzyme ALP, so ask your vet about checking liver values with long-term use. Dogs are more sensitive to THC than humans, but CBD products formulated without THC (like TribeTokes Pet CBD Tincture) do not carry the same risk. The most common reported side effects at higher doses are mild sedation and GI upset. If your dog takes prescription medications, consult a veterinarian before adding CBD.
Expect a minimum of two to four weeks of consistent daily use before drawing conclusions. Anti-inflammatory effects on skin conditions typically lag behind initial dosing: the inflammatory signaling involved in atopic dermatitis takes time to modulate. Omega-3 fatty acids from the salmon oil carrier also require weeks of accumulation in cell membranes before structural skin barrier improvements become visible. Seeing no change after three days is not evidence it isn’t working.
Start at 0.2 to 0.5mg of CBD per kilogram of body weight, once or twice daily. For TribeTokes Pet CBD Tincture (10mg/mL), a 25-pound dog (about 11kg) starting at 0.5mg/kg would receive roughly 5.5mg, or about 0.55mL. Stay at the starting dose for one to two weeks before increasing. The dosing chart in this article provides weight-based ranges. Discuss dose with a veterinarian for dogs on other medications or with significant health conditions.
Not without checking with your veterinarian first. CBD is metabolized by cytochrome P450 liver enzymes, and Apoquel (oclacitinib) is also processed hepatically. Co-administration may affect the metabolism of one or both compounds. This isn’t a definitive prohibition; it’s a drug interaction that requires professional evaluation based on your dog’s weight, health status, and Apoquel dose. Your vet can advise on timing and monitoring if you want to combine them.
No. The TribeTokes Pet CBD Tincture is formulated without THC specifically because dogs are more sensitive to THC toxicity than humans. THC can be harmful to dogs at doses that would be mild for an adult human. Every batch is third-party tested for potency, our raw materials are full-panel tested for purity (solvents, pesticides, heavy metals, mycotoxins, microbials), and the COAs are on our lab results page at tribetokes.com/certificates-of-analysis.
Two reasons: palatability and therapeutic value. Dogs like fish, which makes dosing easier. Wild salmon oil also provides EPA and DHA, the omega-3 fatty acids with published research support for reducing skin inflammation and improving coat quality in dogs with atopic dermatitis. The omega-3s and CBD work through different mechanisms and are genuinely complementary for skin health, not redundant.
Yes. Veterinarians need a complete picture of everything your dog takes to make safe prescribing decisions, check for interactions, and accurately assess treatment response. Many vets are familiar with CBD use in pets and have opinions about it. Some will recommend specific dose ranges; others will want to monitor liver enzymes with long-term use. Either way, they need to know. Concealing supplement use can lead to misdiagnosis or drug interactions that a conversation could prevent.
300mg CBD. Wild Salmon Oil. No THC.
Formulated for dogs and cats. Dropper included. COA on every batch.
