Black Soldier Fly (<i>Hermetia illucens</i>) Larvae as a Protein Substitute in Adverse Food Reactions for Canine Dermatitis: Preliminary Results Among Patients

Can black soldier fly (BSF) larvae be a protein substitute for managing adverse food reactions (AFRs) in dogs, specifically those with dermatitis? We evaluated BSF larvae’s safety, tolerance, and effectiveness as a novel protein source in dogs with AFRs. Sixteen dogs, including eight healthy control...

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Main Authors: Nuttawan Srifawattana, Yuthana Phimolsiripol, Pinpanit Boonchuay, Kannika Na-Lampang, Promporn Piboon, Sonthaya Umsumarng, Korakot Nganvongpanit
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Veterinary Sciences
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Online Access:https://www.mdpi.com/2306-7381/12/1/68
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author Nuttawan Srifawattana
Yuthana Phimolsiripol
Pinpanit Boonchuay
Kannika Na-Lampang
Promporn Piboon
Sonthaya Umsumarng
Korakot Nganvongpanit
author_facet Nuttawan Srifawattana
Yuthana Phimolsiripol
Pinpanit Boonchuay
Kannika Na-Lampang
Promporn Piboon
Sonthaya Umsumarng
Korakot Nganvongpanit
author_sort Nuttawan Srifawattana
collection DOAJ
description Can black soldier fly (BSF) larvae be a protein substitute for managing adverse food reactions (AFRs) in dogs, specifically those with dermatitis? We evaluated BSF larvae’s safety, tolerance, and effectiveness as a novel protein source in dogs with AFRs. Sixteen dogs, including eight healthy controls and eight diagnosed with AFRs, were fed a diet containing BSF larvae for four weeks. Skin conditions, including dermatological lesions and Pruritus Visual Analog Scale (PVAS) scores, and gastrointestinal signs, including relevant clinical signs, stool consistency, and hematological and biochemical parameters, were monitored. No significant gastrointestinal side effects were observed. The control and AFRs groups maintained stable body weights, while stool consistency scores did not change significantly. Moreover, skin reaction data obtained before the study were collected through interviews with the owners. The mean PVAS scores in the AFRs group were significantly higher (<i>p</i> < 0.05) during the self-control period (6.0 ± 1.6) when compared with other periods. However, no significant differences (<i>p</i> > 0.05) were observed between the pre-study baseline (2.0 ± 1.1) and scores at 2 weeks (2.3 ± 1.5) and 4 weeks (2.4 ± 1.2) of feeding with BSF-based food, which indicated that BSF larvae did not exacerbate pruritic symptoms. Hematology and blood chemistry remained within normal ranges in all dogs, indicating no adverse effects on overall health. BSF larvae were well tolerated by AFR-affected and control dogs, with no adverse clinical outcomes. The findings suggest that BSF larvae may offer a better, sustainable alternative protein source for managing AFRs in dogs, particularly in those on hypoallergenic diets. Further long-term studies are needed to confirm these results and assess the broader implications of BSF larvae diets on canine health.
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spelling doaj-art-f9bd1552fa6f409b9774bf32aff395432025-01-24T13:52:10ZengMDPI AGVeterinary Sciences2306-73812025-01-011216810.3390/vetsci12010068Black Soldier Fly (<i>Hermetia illucens</i>) Larvae as a Protein Substitute in Adverse Food Reactions for Canine Dermatitis: Preliminary Results Among PatientsNuttawan Srifawattana0Yuthana Phimolsiripol1Pinpanit Boonchuay2Kannika Na-Lampang3Promporn Piboon4Sonthaya Umsumarng5Korakot Nganvongpanit6Small Animal Hospital, Faculty of Veterinary Medicine, Chiang Mai University, Chiang Mai 50200, ThailandFaculty of Agro-Industry, Chiang Mai University, Chiang Mai 50100, ThailandFaculty of Agro-Industry, Chiang Mai University, Chiang Mai 50100, ThailandFaculty of Veterinary Medicine, Chiang Mai University, Chiang Mai 50100, ThailandFaculty of Veterinary Medicine, Chiang Mai University, Chiang Mai 50100, ThailandFaculty of Veterinary Medicine, Chiang Mai University, Chiang Mai 50100, ThailandFaculty of Veterinary Medicine, Chiang Mai University, Chiang Mai 50100, ThailandCan black soldier fly (BSF) larvae be a protein substitute for managing adverse food reactions (AFRs) in dogs, specifically those with dermatitis? We evaluated BSF larvae’s safety, tolerance, and effectiveness as a novel protein source in dogs with AFRs. Sixteen dogs, including eight healthy controls and eight diagnosed with AFRs, were fed a diet containing BSF larvae for four weeks. Skin conditions, including dermatological lesions and Pruritus Visual Analog Scale (PVAS) scores, and gastrointestinal signs, including relevant clinical signs, stool consistency, and hematological and biochemical parameters, were monitored. No significant gastrointestinal side effects were observed. The control and AFRs groups maintained stable body weights, while stool consistency scores did not change significantly. Moreover, skin reaction data obtained before the study were collected through interviews with the owners. The mean PVAS scores in the AFRs group were significantly higher (<i>p</i> < 0.05) during the self-control period (6.0 ± 1.6) when compared with other periods. However, no significant differences (<i>p</i> > 0.05) were observed between the pre-study baseline (2.0 ± 1.1) and scores at 2 weeks (2.3 ± 1.5) and 4 weeks (2.4 ± 1.2) of feeding with BSF-based food, which indicated that BSF larvae did not exacerbate pruritic symptoms. Hematology and blood chemistry remained within normal ranges in all dogs, indicating no adverse effects on overall health. BSF larvae were well tolerated by AFR-affected and control dogs, with no adverse clinical outcomes. The findings suggest that BSF larvae may offer a better, sustainable alternative protein source for managing AFRs in dogs, particularly in those on hypoallergenic diets. Further long-term studies are needed to confirm these results and assess the broader implications of BSF larvae diets on canine health.https://www.mdpi.com/2306-7381/12/1/68hypoallergenic dietcanine dermatitissustainable proteinfood sensitivityinsect-based proteindogs nutrition
spellingShingle Nuttawan Srifawattana
Yuthana Phimolsiripol
Pinpanit Boonchuay
Kannika Na-Lampang
Promporn Piboon
Sonthaya Umsumarng
Korakot Nganvongpanit
Black Soldier Fly (<i>Hermetia illucens</i>) Larvae as a Protein Substitute in Adverse Food Reactions for Canine Dermatitis: Preliminary Results Among Patients
Veterinary Sciences
hypoallergenic diet
canine dermatitis
sustainable protein
food sensitivity
insect-based protein
dogs nutrition
title Black Soldier Fly (<i>Hermetia illucens</i>) Larvae as a Protein Substitute in Adverse Food Reactions for Canine Dermatitis: Preliminary Results Among Patients
title_full Black Soldier Fly (<i>Hermetia illucens</i>) Larvae as a Protein Substitute in Adverse Food Reactions for Canine Dermatitis: Preliminary Results Among Patients
title_fullStr Black Soldier Fly (<i>Hermetia illucens</i>) Larvae as a Protein Substitute in Adverse Food Reactions for Canine Dermatitis: Preliminary Results Among Patients
title_full_unstemmed Black Soldier Fly (<i>Hermetia illucens</i>) Larvae as a Protein Substitute in Adverse Food Reactions for Canine Dermatitis: Preliminary Results Among Patients
title_short Black Soldier Fly (<i>Hermetia illucens</i>) Larvae as a Protein Substitute in Adverse Food Reactions for Canine Dermatitis: Preliminary Results Among Patients
title_sort black soldier fly i hermetia illucens i larvae as a protein substitute in adverse food reactions for canine dermatitis preliminary results among patients
topic hypoallergenic diet
canine dermatitis
sustainable protein
food sensitivity
insect-based protein
dogs nutrition
url https://www.mdpi.com/2306-7381/12/1/68
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