Gupfunyika ibiryo bya starch y'ibigori bivuga ibikoresho byo gupfunyika bikozwe mu ifu y'ibigori, umutungo kamere kandi ushobora kongera gukoreshwa. Ibi bikoresho byo gupfunyika birabora kandi bishobora kubora, bitanga ubundi buryo burambye bwo gupfunyika mu buryo busanzwe bwa pulasitiki.
Ifu y'ibigori, ikomoka ku mbuto z'ibigori, itunganywa kugira ngo ikuremo igice cya starch. Iyi fu ihinduka bioplastic yitwa aside polylactic (PLA) binyuze mu buryo bwitwa fermentation. PLA ishobora gukoreshwa mu gukora ubwoko butandukanye bw'ibipfunyika, harimo amasahani y'ibiribwa, ibikoresho, ibikombe, na firime.
Gupfunyika ibiryo bya starch y'ibigori bisangiye ibintu byinshi n'ibipfunyika bisanzwe bya pulasitiki, nko kuramba, koroherana, no gukorera mu mucyo. Bishobora kubungabunga no kurinda ibiryo neza, bikarinda umutekano n'ubwiza bwabyo. Ariko, inyungu nyamukuru yo gupfunyika ibiryo bya starch y'ibigori ni uko bitangiza ibidukikije.
Byongeye kandi, gupfunyika ibiryo bya starch y'ibigori bikomoka ku mutungo ushobora kongera gukoreshwa - ibigori - bigatuma biba amahitamo arambye ugereranije no gupfunyika bikozwe mu bikomoka kuri peteroli. Dukoresheje ifu y'ibigori nk'ibikoresho fatizo, dushobora kugabanya kwishingikiriza ku mutungo udasubira gukoreshwa no kugabanya imyuka ihumanya ikirere ijyana no gukora plastiki.