It is a reasonable question. Insect protein is unfamiliar, the ingredient sounds unusual, and the market is relatively new. Before putting something different into a dog's bowl, especially a dog with a history of food sensitivities, most owners want more than a marketing claim. They want to know what the science says.
The answer is that the evidence base is real, growing, and broadly positive, while also being early-stage in some areas. Here is what the research shows, what it does not yet show, and what that means for dogs with food allergies.
The ick factor: let's get it out of the way
Yes, the protein source is insects. Specifically, black soldier fly larvae (Hermetia illucens), processed into a meal that looks and smells pretty normal, if not a little earthy. The ingredient dogs eat in the dried dog food is a dried, milled protein powder. The research evaluating it treats it the same way any novel protein source would be evaluated: digestibility, amino acid profile, health outcomes, and safety.
Once that framing is in place, the research becomes straightforward to read.
What the research shows on nutritional safety
Multiple peer-reviewed studies have confirmed that dogs can eat insect-based diets without adverse effects to digestion or general health. A 2020 study by Kilburn et al., published in the Journal of Animal Science, found that cricket meal had no negative impact on health markers in adult dogs. A 2021 study by Freel et al. found protein digestibility in black soldier fly larvae comparable to conventional protein sources, the kind of result that would be unremarkable for chicken or beef, and is worth noting here precisely because it is.
A broader review by Valdes et al., published in Animals (Basel) in 2022, summarised the existing body of research and found insect-based ingredients to be well accepted, well tolerated, and without negative impact on gut microbiota in dogs.
On protein content, a 2014 study by Bosch et al. in the Journal of Nutritional Science found black soldier fly larvae contain around 56% protein by dry weight, with an amino acid profile that meets or exceeds National Research Council requirements for dogs.
The picture that emerges from the research is not tentative. Insect protein is nutritionally sound, well digested, and safe. Where the evidence is still developing is in long-term studies beyond six months, which we cover below.
What the research shows on BSFL beyond protein
Black soldier fly larvae contain lauric acid, a medium-chain fatty acid with natural antimicrobial properties. A 2022 review by Koutsos et al. highlighted BSFL's immunomodulatory potential, noting that components including antimicrobial peptides and lauric acid may support immune function.
Koutsos et al. (2022), immunomodulatory potential of black soldier fly larvae.
A 2023 study by Santos Neto et al. looked specifically at canine oral health and found that dogs fed BSFL-based diets showed reduced levels of bacteria associated with periodontal disease and higher levels of beneficial oral bacteria.
Santos Neto et al. (2023), black soldier fly larvae meal-based diets and canine oral health.
These findings are promising. They are also early-stage and should be read as supporting evidence rather than definitive conclusions.
Where the evidence is still developing
There is a cross-reactivity consideration worth understanding. Some dogs with existing shellfish or crustacean allergies may show cross-reactivity to insect protein, because insects and crustaceans share some proteins. Veterinary dermatologists note this as an area requiring caution, particularly for dogs with known shellfish sensitivities. If that applies to your dog, discuss it with your vet before switching.
The regulatory position
In Australia, black soldier fly larvae are approved for use in pet food under the Australian Standard for the Manufacturing and Marketing of Pet Food (AS 5812). BSFL received regulatory approval from AAFCO (the US equivalent) in 2021. The European Food Safety Authority completed a safety assessment of BSFL for use in animal feed in 2022.
Insect protein is not an unregulated fringe ingredient. It has cleared the same regulatory processes that apply to any novel protein entering the pet food market.
The bottom line
The research on insect protein for dogs is positive, substantive, and growing. Multiple peer-reviewed studies confirm it is safe, digestible, and nutritionally adequate. The specific evidence for allergy dogs, while early, shows genuine clinical improvement in a meaningful proportion of dogs with confirmed food-related skin conditions.
This is a relatively new field and long-term data is still accumulating. The research supports is that it is safe, nutritionally sound, genuinely novel for most dogs, and a reasonable option to try for dogs that have exhausted conventional protein sources.
For a dog that has been through the allergy spiral and run out of options, that is a meaningful place to start.
Related reading
The protein allergy spiral: grain, chicken, beef...now what?
Why Is My Dog Still Itchy? The Novel Protein Answer Most Vets Don't Mention First
Insect Protein for Dogs with Allergies: The Hypoallergenic Diet Guide
Allergies vs Ear Infections in Dogs: What’s Really Causing That Ear Problem?
Feed For Thought air-dried insect protein dog food
Made from black soldier fly larvae. Genuinely novel protein. No chicken, beef, lamb, or grain. Suitable for dogs with multiple protein sensitivities.