From Waste to Value: Multifaceted Industrial Applications of Chicken Eggshells

Bildiriler > Tam Metin Bildiri · 2026

Yazarlar: Rana Kartaltepe, Çiğdem ŞEREMET

9. International Food, Agriculture and Veterinary Sciences Congress, Türkiye, Konya, Uluslararası, Sözlü Sunum, Tam Metin Bildiri, 2026-2026, ss 1107-1114

Özet

<p>Eggs&nbsp;are&nbsp;a&nbsp;fundamental&nbsp;food&nbsp;source&nbsp;in&nbsp;human&nbsp;nutrition&nbsp;due&nbsp;to&nbsp;their&nbsp;high-quality&nbsp;protein&nbsp;content,&nbsp;rich&nbsp;composition&nbsp;of&nbsp;vitamins&nbsp;and&nbsp;minerals,&nbsp;and&nbsp;high&nbsp;digestibility.&nbsp;Parallel&nbsp;to&nbsp;the&nbsp;increasing&nbsp;global&nbsp;production&nbsp;and&nbsp;consumption&nbsp;of&nbsp;eggs,&nbsp;substantial&nbsp;quantities&nbsp;of&nbsp;eggshell&nbsp;waste&nbsp;are&nbsp;generated&nbsp;both&nbsp;from&nbsp;table&nbsp;egg&nbsp;consumption&nbsp;and&nbsp;hatchery&nbsp;operations.&nbsp;The&nbsp;prevention&nbsp;of&nbsp;the&nbsp;environmental&nbsp;impacts&nbsp;posed&nbsp;by&nbsp;these&nbsp;biological&nbsp;wastes,&nbsp;which&nbsp;contain&nbsp;calcium&nbsp;carbonate&nbsp;along&nbsp;with&nbsp;trace&nbsp;amounts&nbsp;of&nbsp;various&nbsp;minerals,&nbsp;and&nbsp;their&nbsp;conversion&nbsp;into&nbsp;value-added&nbsp;products,&nbsp;are&nbsp;of&nbsp;great&nbsp;importance&nbsp;for&nbsp;sustainable&nbsp;production&nbsp;and&nbsp;effective&nbsp;waste&nbsp;management.In&nbsp;this&nbsp;study,&nbsp;the&nbsp;structural&nbsp;characteristics&nbsp;of&nbsp;chicken&nbsp;eggshells&nbsp;were&nbsp;reviewed&nbsp;and&nbsp;current&nbsp;research&nbsp;on&nbsp;their&nbsp;utilization&nbsp;in&nbsp;different&nbsp;sectors&nbsp;was&nbsp;examined.&nbsp;Evidence&nbsp;from&nbsp;the&nbsp;literature&nbsp;indicates&nbsp;that&nbsp;eggshell&nbsp;powder&nbsp;has&nbsp;been&nbsp;investigated&nbsp;in&nbsp;the&nbsp;health&nbsp;sector&nbsp;as&nbsp;a&nbsp;highly&nbsp;bioavailable&nbsp;calcium&nbsp;source,&nbsp;particularly&nbsp;in&nbsp;studies&nbsp;focusing&nbsp;on&nbsp;bone&nbsp;health,&nbsp;dental&nbsp;remineralization,</p><p>and&nbsp;the&nbsp;development&nbsp;of&nbsp;biomaterials.&nbsp;In&nbsp;the&nbsp;food&nbsp;industry,&nbsp;eggshell&nbsp;powder&nbsp;has&nbsp;been&nbsp;incorporated&nbsp;into&nbsp;various&nbsp;products&nbsp;to&nbsp;enhance&nbsp;calcium&nbsp;content,&nbsp;and&nbsp;several&nbsp;studies&nbsp;report&nbsp;that&nbsp;appropriate&nbsp;inclusion&nbsp;levels&nbsp;can&nbsp;improve&nbsp;nutritional&nbsp;value&nbsp;without&nbsp;adversely&nbsp;affecting&nbsp;sensory&nbsp;properties.&nbsp;Research&nbsp;conducted&nbsp;in&nbsp;the&nbsp;agricultural&nbsp;sector&nbsp;further&nbsp;demonstrates&nbsp;that&nbsp;eggshell&nbsp;powder&nbsp;can&nbsp;function&nbsp;as&nbsp;a&nbsp;natural&nbsp;protective&nbsp;material&nbsp;against&nbsp;storage&nbsp;pests&nbsp;and&nbsp;contribute&nbsp;to&nbsp;the&nbsp;preservation&nbsp;of&nbsp;grain&nbsp;quality&nbsp;during&nbsp;storage.</p><p>Additionally,&nbsp;investigations&nbsp;on&nbsp;its&nbsp;application&nbsp;as&nbsp;a&nbsp;filler&nbsp;material&nbsp;and&nbsp;biomaterial&nbsp;in&nbsp;different&nbsp;industrial&nbsp;processes&nbsp;highlight&nbsp;the&nbsp;economic&nbsp;value&nbsp;of&nbsp;this&nbsp;by-product.&nbsp;Overall,&nbsp;the&nbsp;valorization&nbsp;of&nbsp;eggshell&nbsp;waste&nbsp;across&nbsp;health,&nbsp;food,&nbsp;agricultural,&nbsp;and&nbsp;industrial&nbsp;applications&nbsp;represents&nbsp;an&nbsp;integrated&nbsp;approach&nbsp;that&nbsp;contributes&nbsp;to&nbsp;environmental&nbsp;sustainability&nbsp;while&nbsp;generating&nbsp;added&nbsp;value.</p>

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