{"id":3328,"date":"2026-11-14T03:54:09","date_gmt":"2026-11-14T03:54:09","guid":{"rendered":"https:\/\/tuyetky.com\/79\/?p=3328"},"modified":"2026-11-14T03:54:09","modified_gmt":"2026-11-14T03:54:09","slug":"vi-sao-an-cay-lai-do-mo-hoi-du-mon-an-chang-he-nong","status":"publish","type":"post","link":"https:\/\/tuyetky.com\/79\/2026\/11\/14\/vi-sao-an-cay-lai-do-mo-hoi-du-mon-an-chang-he-nong\/","title":{"rendered":"V\u00ec sao \u0103n cay l\u1ea1i \u0111\u1ed5 m\u1ed3 h\u00f4i d\u00f9 m\u00f3n \u0103n ch\u1eb3ng h\u1ec1 n\u00f3ng?"},"content":{"rendered":"
\n\t\t\t\t\t\n\t\t\t\t\t\t\"Fb-Button\"\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>
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M\u1ed9t b\u00e1t b\u00fan b\u00f2 nhi\u1ec1u sa t\u1ebf, m\u1ed9t \u0111\u0129a \u1ed1c x\u00e0o \u1edbt, hay ch\u1ec9 m\u1ed9t mi\u1ebfng \u1edbt ch\u1ec9 thi\u00ean c\u1eafn nh\u1ea7m… v\u00e0 ch\u1ec9 v\u00e0i gi\u00e2y sau, tr\u00e1n l\u1ea5m t\u1ea5m m\u1ed3 h\u00f4i, m\u0169i b\u1eaft \u0111\u1ea7u s\u1ee5t s\u1ecbt, m\u1eb7t \u0111\u1ecf b\u1eebng nh\u01b0 v\u1eeba \u0111\u1ee9ng c\u1ea1nh b\u1ebfp l\u1eeda. Trong khi \u0111\u00f3, b\u00e1t n\u01b0\u1edbc d\u00f9ng c\u00f3 khi \u0111\u00e3 ngu\u1ed9i t\u1eeb l\u00e2u. V\u1eady r\u00f5 r\u00e0ng th\u1ee9 l\u00e0m ta “n\u00f3ng” kh\u00f4ng ph\u1ea3i nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u00f3n \u0103n. V\u1eady n\u00f3 l\u00e0 g\u00ec?<\/p>\n\n\n\n

\"Nh\u1eefng
\u1ea2nh: sklei tr\u00ean Pexels<\/a><\/figcaption><\/figure>\n\n\n\n

Cay kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t v\u1ecb, m\u00e0 l\u00e0 m\u1ed9t “b\u00e1o \u0111\u1ed9ng n\u00f3ng”<\/strong><\/p>\n\n\n\n

C\u00f3 m\u1ed9t chuy\u1ec7n kh\u00e1 th\u00fa v\u1ecb l\u00e0 v\u1ec1 m\u1eb7t khoa h\u1ecdc, cay kh\u00f4ng n\u1eb1m c\u00f9ng nh\u00f3m v\u1edbi ng\u1ecdt, m\u1eb7n, chua, \u0111\u1eafng hay umami. L\u01b0\u1ee1i ch\u00fang ta kh\u00f4ng c\u00f3 “n\u1ee5 v\u1ecb gi\u00e1c d\u00e0nh cho v\u1ecb cay”. C\u1ea3m gi\u00e1c cay th\u1ef1c ch\u1ea5t l\u00e0 c\u1ea3m gi\u00e1c \u0111au v\u00e0 n\u00f3ng.<\/p>\n\n\n\n

Th\u1ee7 ph\u1ea1m ch\u00ednh trong qu\u1ea3 \u1edbt l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t t\u00ean capsaicin<\/em>. Khi v\u00e0o mi\u1ec7ng, capsaicin g\u1eafn v\u00e0o m\u1ed9t lo\u1ea1i “c\u1ea3m bi\u1ebfn” tr\u00ean \u0111\u1ea7u d\u00e2y th\u1ea7n kinh c\u00f3 t\u00ean TRPV1. B\u00ecnh th\u01b0\u1eddng, c\u1ea3m bi\u1ebfn n\u00e0y c\u00f3 nhi\u1ec7m v\u1ee5 b\u00e1o cho n\u00e3o bi\u1ebft khi c\u00f3 th\u1ee9 g\u00ec \u0111\u00f3 n\u00f3ng t\u1edbi m\u1ee9c c\u00f3 th\u1ec3 g\u00e2y b\u1ecfng, kho\u1ea3ng t\u1eeb 43 \u0111\u1ed9 C tr\u1edf l\u00ean. Capsaicin “\u0111\u00e1nh l\u1eeba” \u0111\u01b0\u1ee3c c\u1ea3m bi\u1ebfn \u1ea5y: n\u00f3 m\u1edf c\u00f4ng t\u1eafc b\u00e1o \u0111\u1ed9ng y nh\u01b0 khi ta ng\u1eadm m\u1ed9t ng\u1ee5m n\u01b0\u1edbc qu\u00e1 n\u00f3ng, d\u00f9 th\u1ef1c t\u1ebf nhi\u1ec7t \u0111\u1ed9 trong mi\u1ec7ng kh\u00f4ng h\u1ec1 t\u0103ng.<\/p>\n\n\n\n

N\u00e3o nh\u1eadn t\u00edn hi\u1ec7u v\u00e0 ph\u1ea3n \u1ee9ng theo \u0111\u00fang k\u1ecbch b\u1ea3n d\u00e0nh cho vi\u1ec7c “c\u01a1 th\u1ec3 \u0111ang b\u1ecb n\u00f3ng”: gi\u00e3n m\u1ea1ch m\u00e1u \u1edf da \u0111\u1ec3 t\u1ecfa nhi\u1ec7t (n\u00ean m\u1eb7t \u0111\u1ecf l\u00ean), v\u00e0 k\u00edch ho\u1ea1t tuy\u1ebfn m\u1ed3 h\u00f4i \u0111\u1ec3 l\u00e0m m\u00e1t. M\u0169i ti\u1ebft th\u00eam d\u1ecbch, m\u1eaft c\u00f3 th\u1ec3 r\u01a1m r\u1edbm. C\u01a1 th\u1ec3 \u0111ang c\u1ed1 h\u1ea1 nhi\u1ec7t cho m\u1ed9t \u0111\u00e1m ch\u00e1y kh\u00f4ng c\u00f3 th\u1eadt.<\/p>\n\n\n\n

\"\u0110\u0169a
\u1ea2nh: Jahra Tasfia Reza tr\u00ean Pexels<\/a><\/figcaption><\/figure>\n\n\n\n

V\u00ed d\u1ee5 quen thu\u1ed9c ngay tr\u00ean b\u00e0n \u0103n<\/strong><\/p>\n\n\n\n

N\u1ebfu \u0111\u1ec3 \u00fd m\u1ed9t ch\u00fat, ch\u00fang ta s\u1ebd th\u1ea5y m\u1ed3 h\u00f4i do \u0103n cay th\u01b0\u1eddng \u0111\u1ed5 \u1edf tr\u00e1n, m\u0169i, quanh m\u00f4i v\u00e0 da \u0111\u1ea7u, ch\u1ee9 \u00edt khi kh\u1eafp ng\u01b0\u1eddi nh\u01b0 khi ch\u1ea1y b\u1ed9. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y c\u00f3 t\u00ean l\u00e0 “\u0111\u1ed5 m\u1ed3 h\u00f4i do v\u1ecb gi\u00e1c”, v\u00f9ng m\u1eb7t n\u1eb1m g\u1ea7n n\u01a1i ph\u00e1t t\u00edn hi\u1ec7u n\u00ean ph\u1ea3n \u1ee9ng m\u1ea1nh nh\u1ea5t.<\/p>\n\n\n\n

M\u1ed9t v\u00ed d\u1ee5 kh\u00e1c: u\u1ed1ng n\u01b0\u1edbc l\u1ea1nh khi \u0111ang cay th\u01b0\u1eddng ch\u1ec9 d\u1ec5 ch\u1ecbu \u0111\u01b0\u1ee3c v\u00e0i gi\u00e2y r\u1ed3i l\u1ea1i “b\u1ecfng” nh\u01b0 c\u0169. L\u00fd do l\u00e0 capsaicin g\u1ea7n nh\u01b0 kh\u00f4ng tan trong n\u01b0\u1edbc, n\u01b0\u1edbc ch\u1ec9 \u0111\u1ea9y n\u00f3 lan ra kh\u1eafp mi\u1ec7ng. Trong khi \u0111\u00f3, capsaicin tan kh\u00e1 t\u1ed1t trong ch\u1ea5t b\u00e9o. V\u00ec v\u1eady nhi\u1ec1u ng\u01b0\u1eddi th\u1ea5y m\u1ed9t ng\u1ee5m s\u1eefa, m\u1ed9t th\u00eca s\u1eefa chua hay mi\u1ebfng c\u01a1m, mi\u1ebfng b\u00e1nh m\u00ec gi\u00fap d\u1ecbu cay nhanh h\u01a1n h\u1eb3n. Protein trong s\u1eefa (casein) \u0111\u01b0\u1ee3c cho l\u00e0 c\u00f3 th\u1ec3 “b\u00e1m” v\u00e0 k\u00e9o capsaicin ra kh\u1ecfi b\u1ec1 m\u1eb7t l\u01b0\u1ee1i.<\/p>\n\n\n\n

\"M\u1ed9t
\u1ea2nh: Engin Akyurt tr\u00ean Pexels<\/a><\/figcaption><\/figure>\n\n\n\n

\u0110i\u1ec1u th\u00fa v\u1ecb: qu\u1ea3 \u1edbt t\u1eebng g\u00f3p ph\u1ea7n mang v\u1ec1 m\u1ed9t gi\u1ea3i Nobel<\/strong><\/p>\n\n\n\n

Tho\u1ea1t nh\u00ecn chuy\u1ec7n \u0103n cay c\u00f3 v\u1ebb ch\u1ec9 l\u00e0 chuy\u1ec7n b\u1ebfp n\u00fac, nh\u01b0ng \u0111i\u1ec1u \u0111\u00e1ng n\u00f3i l\u00e0 ch\u00ednh capsaicin \u0111\u00e3 gi\u00fap c\u00e1c nh\u00e0 khoa h\u1ecdc hi\u1ec3u c\u01a1 th\u1ec3 c\u1ea3m nh\u1eadn nhi\u1ec7t \u0111\u1ed9 nh\u01b0 th\u1ebf n\u00e0o. Nh\u00e0 khoa h\u1ecdc David Julius d\u00f9ng capsaicin \u0111\u1ec3 t\u00ecm ra c\u1ea3m bi\u1ebfn TRPV1, v\u00e0 c\u00f4ng tr\u00ecnh n\u00e0y l\u00e0 m\u1ed9t ph\u1ea7n l\u00fd do \u00f4ng \u0111\u01b0\u1ee3c trao gi\u1ea3i Nobel Sinh l\u00fd h\u1ecdc ho\u1eb7c Y h\u1ecdc n\u0103m 2021, c\u00f9ng v\u1edbi Ardem Patapoutian.<\/p>\n\n\n\n

M\u1ed9t chi ti\u1ebft b\u1ea5t ng\u1edd n\u1eefa: chim g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ea5y cay. C\u1ea3m bi\u1ebfn c\u1ee7a ch\u00fang kh\u00f4ng ph\u1ea3n \u1ee9ng v\u1edbi capsaicin nh\u01b0 \u1edf ng\u01b0\u1eddi hay c\u00e1c lo\u00e0i th\u00fa. Nhi\u1ec1u nh\u00e0 khoa h\u1ecdc cho r\u1eb1ng \u0111\u00e2y c\u00f3 th\u1ec3 l\u00e0 “chi\u1ebfn l\u01b0\u1ee3c” c\u1ee7a c\u00e2y \u1edbt: l\u00e0m th\u00fa g\u1eb7m nh\u1ea5m, v\u1ed1n hay nghi\u1ec1n n\u00e1t h\u1ea1t, tr\u00e1nh xa, trong khi chim \u0103n qu\u1ea3 v\u00e0 mang h\u1ea1t nguy\u00ean v\u1eb9n \u0111i ph\u00e1t t\u00e1n \u1edf n\u01a1i kh\u00e1c. C\u00f2n \u0111\u1ed9 cay th\u00ec \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng thang Scoville, do d\u01b0\u1ee3c s\u0129 ng\u01b0\u1eddi M\u1ef9 Wilbur Scoville \u0111\u1ec1 xu\u1ea5t t\u1eeb n\u0103m 1912.<\/p>\n\n\n\n

C\u00f3 th\u1ec3 \u00e1p d\u1ee5ng g\u00ec?<\/strong><\/p>\n\n\n\n

Khi l\u1ee1 \u0103n qu\u00e1 cay, \u0111\u1eebng v\u1ed9i u\u1ed1ng th\u1eadt nhi\u1ec1u n\u01b0\u1edbc l\u1ea1nh. H\u00e3y th\u1eed m\u1ed9t ng\u1ee5m s\u1eefa, s\u1eefa chua, ho\u1eb7c \u0103n k\u00e8m c\u01a1m, b\u00e1nh m\u00ec \u0111\u1ec3 “lau” b\u1edbt capsaicin. Khi th\u00e1i \u1edbt, n\u00ean \u0111eo g\u0103ng tay ho\u1eb7c r\u1eeda tay k\u1ef9 b\u1eb1ng x\u00e0 ph\u00f2ng v\u00e0 tr\u00e1nh d\u1ee5i m\u1eaft, v\u00ec capsaicin b\u00e1m tr\u00ean da kh\u00e1 l\u00e2u. V\u00e0 v\u00ec c\u1ea3m gi\u00e1c cay l\u00e0 t\u00edn hi\u1ec7u \u0111au th\u1eadt s\u1ef1, ng\u01b0\u1eddi c\u00f3 d\u1ea1 d\u00e0y nh\u1ea1y c\u1ea3m ho\u1eb7c \u0111ang c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1ec1 ti\u00eau h\u00f3a n\u00ean \u0103n cay v\u1eeba ph\u1ea3i v\u00e0 l\u1eafng nghe c\u01a1 th\u1ec3 m\u00ecnh; n\u1ebfu c\u00f3 b\u1ec7nh l\u00fd, h\u00e3y h\u1ecfi \u00fd ki\u1ebfn b\u00e1c s\u0129.<\/p>\n\n\n\n

K\u1ebft lu\u1eadn<\/strong><\/p>\n\n\n\n

\u0102n cay \u0111\u1ed5 m\u1ed3 h\u00f4i kh\u00f4ng ph\u1ea3i v\u00ec m\u00f3n \u0103n n\u00f3ng, m\u00e0 v\u00ec capsaicin trong \u1edbt “\u0111\u00e1nh l\u1eeba” c\u1ea3m bi\u1ebfn nhi\u1ec7t, khi\u1ebfn n\u00e3o t\u01b0\u1edfng c\u01a1 th\u1ec3 \u0111ang b\u1ecb n\u00f3ng v\u00e0 b\u1eadt ch\u1ebf \u0111\u1ed9 l\u00e0m m\u00e1t. L\u1ea7n t\u1edbi khi v\u1eeba xu\u00fdt xoa v\u1eeba lau tr\u00e1n b\u00ean b\u00e1t b\u00fan, b\u1ea1n s\u1ebd bi\u1ebft c\u01a1 th\u1ec3 m\u00ecnh \u0111ang ch\u1eefa ch\u00e1y cho m\u1ed9t ng\u1ecdn l\u1eeda t\u01b0\u1edfng t\u01b0\u1ee3ng.<\/p>\n\n\n\n

TuyetKy.com ch\u00fac b\u1ea1n m\u1ed7i ng\u00e0y bi\u1ebft th\u00eam m\u1ed9t \u0111i\u1ec1u th\u00fa v\u1ecb!<\/p>\n

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M\u1ed9t b\u00e1t b\u00fan b\u00f2 nhi\u1ec1u sa t\u1ebf, m\u1ed9t \u0111\u0129a \u1ed1c x\u00e0o \u1edbt, hay ch\u1ec9 m\u1ed9t mi\u1ebfng \u1edbt ch\u1ec9 thi\u00ean c\u1eafn nh\u1ea7m… v\u00e0 ch\u1ec9 v\u00e0i gi\u00e2y sau, tr\u00e1n l\u1ea5m t\u1ea5m m\u1ed3 h\u00f4i, m\u0169i b\u1eaft \u0111\u1ea7u s\u1ee5t s\u1ecbt, m\u1eb7t \u0111\u1ecf b\u1eebng nh\u01b0 v\u1eeba \u0111\u1ee9ng c\u1ea1nh b\u1ebfp l\u1eeda. Trong khi \u0111\u00f3, b\u00e1t n\u01b0\u1edbc d\u00f9ng c\u00f3 khi \u0111\u00e3 ngu\u1ed9i...<\/p>\n","protected":false},"author":1,"featured_media":1899,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[344,501,87,82,487,343,125],"class_list":["post-3328","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-relax","tag-an-cay","tag-capsaicin","tag-cuoc-song","tag-kien-thuc","tag-moi-ngay-mot-dieu-dang-biet","tag-ot","tag-tuyetky"],"jetpack_featured_media_url":"https:\/\/tuyetky.com\/79\/wp-content\/uploads\/2023\/06\/pexels-pixabay-35010-scaled.jpg","_links":{"self":[{"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/posts\/3328","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/comments?post=3328"}],"version-history":[{"count":1,"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/posts\/3328\/revisions"}],"predecessor-version":[{"id":3330,"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/posts\/3328\/revisions\/3330"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/media\/1899"}],"wp:attachment":[{"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/media?parent=3328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/categories?post=3328"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tuyetky.com\/79\/wp-json\/wp\/v2\/tags?post=3328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}