biostudies-literatureUnknown99(1)Cheng FW<h4>Background</h4>Maternal exposures during pregnancy play a critical role in offspring's health outcomes. This study aimed to investigate how maternal avocado consumption during pregnancy relates to offspring allergic health outcomes using the Kuopio Birth Cohort (KuBiCo) Study.<h4>Methods</h4>This prospective cohort study used data from KuBiCo. Avocado consumption was assessed using an online food frequency questionnaire in trimesters (T) 1 and 3. Avocado consumers were defined as participants who reported consuming any avocado (>0 grams) in T1 and/or 3, and avocado non-consumers were defined as those who didn't report consuming any avocado (0 grams) in both T1 and 3. The 12-month follow-up questionnaire captured offspring allergic outcomes (rhinitis, paroxysmal wheezing, atopic eczema,Pediatric research119-125https://www.ebi.ac.uk/biostudies/studies/S-EPMC12920094biostudies-literatureAvocado consumption during pregnancy linked to lower child food allergy risk: prospective KuBiCo study.PMC12920094Pasanen MCheng FWKeski-Nisula LBauer EVoutilainen RFord NAHantunen SBackman KfalseAvocado consumption during pregnancy linked to lower child food allergy risk: prospective KuBiCo study.<h4>Background</h4>Maternal exposures during pregnancy play a critical role in offspring's health outcomes. This study aimed to investigate how maternal avocado consumption during pregnancy relates to offspring allergic health outcomes using the Kuopio Birth Cohort (KuBiCo) Study.<h4>Methods</h4>This prospective cohort study used data from KuBiCo. Avocado consumption was assessed using an online food frequency questionnaire in trimesters (T) 1 and 3. Avocado consumers were defined as participants who reported consuming any avocado (>0 grams) in T1 and/or 3, and avocado non-consumers were defined as those who didn't report consuming any avocado (0 grams) in both T1 and 3. The 12-month follow-up questionnaire captured offspring allergic outcomes (rhinitis, paroxysmal wheezing, atopic eczema,2026-01-01T00:00:00Z2026 Jan2026-07-16T12:37:06.261Z2026-07-09T10:54:54.775ZS-EPMC129200944005553310.1038/s41390-025-03968-4