Wahi a kahi noiʻi Dutch, ʻo ka ʻiʻo keʻokeʻo o nā huaʻai a me nā mea kanu e kōkua i ka pale ʻana i ka hahau. Ua hoʻokumu nā haʻawina mua i kahi hui ma waena o ka nui o nā huaʻai / ʻai ʻai a me ka hōʻemi ʻana o kēia maʻi. Eia naʻe, kahi noiʻi i hana ʻia ma Holland, no ka manawa mua, i hōʻike i kahi pilina me ke kala o ka huahana. Ua hoʻokaʻawale ʻia nā huaʻai a me nā mea kanu i ʻehā pūʻulu kala:
- . ʻO nā lau ʻeleʻele, kāpeti, letus.
- ʻO kēia hui ka nui o nā hua citrus.
- . Tomato, eggplant, pepa a pēlā aku.
- ʻO 55% o kēia pūʻulu he ʻāpala a me ka pears.
ʻO kahi haʻawina i hana ʻia ma ke Kulanui ʻo Wageningen ma Netherlands me ka maiʻa, ka puaʻa, chicory a me ka kukumba i ka hui keʻokeʻo. ʻAʻole hoʻokomo ʻia ka ʻuala. He kiʻekiʻe ka ʻāpala a me ka pears i ka fiber meaʻai a me ka flavanoid i kapa ʻia ʻo quercetin, i manaʻo ʻia e pāʻani maikaʻi i nā kūlana e like me ka arthritis, pilikia naʻau, hopohopo, puʻuwai, luhi, a me ka hānō. ʻAʻole i loaʻa ka pilina ma waena o ka hahau ʻana a me ka ʻōmaʻomaʻo, ka ʻalani, a me ka ʻulaʻula hua/huaʻai. Eia naʻe, he 52% ka haʻahaʻa o ka hahau ʻana i ka poʻe me ka nui o ka ʻai ʻana i nā hua keʻokeʻo a me nā mea kanu. ʻO ka mea kākau alakaʻi noiʻi ʻo Linda M. Aude, MS, ka hoa postdoctoral i ka meaʻai kanaka, i ʻōlelo ʻia, "ʻOiai ke pāʻani nei nā hua keʻokeʻo a me nā mea kanu i ka pale ʻana i ka hahau, pale nā hui kala ʻē aʻe i nā maʻi maʻi ʻē aʻe." ʻO ka hōʻuluʻulu ʻana, pono e ʻōlelo he pono e hoʻokomo i kāu ʻai i nā ʻano huaʻai a me nā mea kanu o nā kala like ʻole, ʻoi aku ka keʻokeʻo.