番薯發芽有黑洞不能吃?專家拆解4大異常情況 2情況忌吃
2024-01-18 00:00
冬天甘薯當造!番薯熱量低,纖維含量豐富,不少人減肥時都愛以此作主食。惟不慎吃了變壞的番薯恐致食物中毒。如何分辨番薯好壞?發芽或有黑點的番薯還可吃嗎?台灣農業部農糧署拆解番薯4大異常情況,並提醒若出現2種情況,應立即丟棄。
番薯發芽有黑洞不能吃?拆解4大異常情況
台灣農糧署在其Facebook專頁發文,教如何分辨番薯的好壞。農糧署列出番薯4種異常情況,講解其成因及處理辦法,並指出在甚麼情況下不可食用。
番薯出現2種情況仍可吃↓↓↓
![番薯2種情況安心吃](https://image.hkhl.hk/f/1024p0/0x0/100/none/6dcec047b69879e300698e907809148b/2024-01/SweetPotato_A01.png)
![1. 番薯發芽](https://image.hkhl.hk/f/1024p0/0x0/100/none/200eec1aa266d4a2a4a63902679bd7af/2024-01/SweetPotato_A02.png)
![發芽因環境潮濕](https://image.hkhl.hk/f/1024p0/0x0/100/none/9759724f151ce98a60bf3a4712b81d5c/2024-01/SweetPotato_A03.png)
![口感及甜度變差,營養亦有所流失](https://image.hkhl.hk/f/1024p0/0x0/100/none/a1bf82884bfae1103b889af9b707e2e3/2024-01/SweetPotato_A04.png)
![但切除發芽部位後仍可安心食用](https://image.hkhl.hk/f/1024p0/0x0/100/none/afedb5d7354da502f0803e3398aa30e8/2024-01/SweetPotato_A05.png)
![2. 切開後 「流白汁」](https://image.hkhl.hk/f/1024p0/0x0/100/none/9afd2d2388b5ff39664f1a25221e6ea6/2024-01/SweetPotato_A06.png)
![「白汁」是多酚類抗氧化物質](https://image.hkhl.hk/f/1024p0/0x0/100/none/e11d5f8864fe67557753ad7ecef7a76f/2024-01/SweetPotato_A07.png)
![於健康無害可正常食用](https://image.hkhl.hk/f/1024p0/0x0/100/none/8ff3e20dbec52b950e389edbc3333da7/2024-01/SweetPotato_A08.png)
以下情況仍可吃:
1. 番薯發芽
- 原因:貯藏在高溫、高濕的環境約3至4天,容易因呼吸作用旺盛,促使番薯萌發新芽。
- 問題:水分及澱粉含量下降,口感和甜度受影響,營養流失。
- 處理方法:切除發芽部位後仍可食用。
2. 番薯切開後「流白汁」:
- 原因:流出的「白汁」含有大量多酚類抗氧化物質,接觸空氣後呈現黑色。
- 處理方法:對健康沒有影響,可食用。
番薯出現2種情況忌吃↓↓↓
![番薯 2種情況忌吃!](https://image.hkhl.hk/f/1024p0/0x0/100/none/140daf4791fa66d91fb282a6128dedde/2024-01/SweetPotato_A09.png)
![1. 表面出現小黑洞](https://image.hkhl.hk/f/1024p0/0x0/100/none/22e81ea491847f4bb2bc5d566c256af0/2024-01/SweetPotato_A10.png)
![因甘藷蟻象在番薯表皮產卵](https://image.hkhl.hk/f/1024p0/0x0/100/none/d4c52948f80f7f340ae8c0b5d2380684/2024-01/SweetPotato_A11.png)
![導致發黑、木質褐化並發出惡臭](https://image.hkhl.hk/f/1024p0/0x0/100/none/7990f49462baa4953dc2a67e2851c7a8/2024-01/SweetPotato_A12.png)
![番薯表皮有小黑洞、惡臭、苦味等,則不可食用](https://image.hkhl.hk/f/1024p0/0x0/100/none/4b256986a7c7a243835513228b3670f2/2024-01/SweetPotato_A13.png)
![2. 發霉](https://image.hkhl.hk/f/1024p0/0x0/100/none/f4e363aa11349113ba7efe1e737228e8/2024-01/SweetPotato_A14.png)
![由於表皮傷口感染真菌類病害,如白絹病](https://image.hkhl.hk/f/1024p0/0x0/100/none/86be60b33eaccc10e1e6065b63f1fd51/2024-01/SweetPotato_A15.png)
![出現凹陷圓褐色病斑,有白色菌絲,甚至腐爛發臭](https://image.hkhl.hk/f/1024p0/0x0/100/none/e9775799b1e1ba363cb299f7c65a44f0/2024-01/SweetPotato_A16.png)
![若發霉、腐爛及有臭味,皆不可食用](https://image.hkhl.hk/f/1024p0/0x0/100/none/bf102864ed52167e5f57266fcb3b03b0/2024-01/SweetPotato_A17.png)
以下情況忌吃:
1. 番薯表面出現小黑洞:
- 原因:甘藷蟻象在番薯表皮產卵,孵化後幼蟲會鑽食番薯肉。
- 問題:導致發黑、木質褐化並發出惡臭。
- 處理方法:如發現表皮有小黑洞、惡臭、苦味等,不可食用。
2. 番薯發霉:
- 原因:傷口感染真菌類病害,如白絹病。
- 問題:出現凹陷圓褐色病斑,有白色菌絲,菌絲可能深入內部,而腐爛發臭。
- 處理方法:若發霉、腐爛及有臭味,皆不可食用。
薯仔發芽後也不可食用?留意中毒因素及症狀
番薯發芽後沒有毒性,其他根莖類食材也一樣嗎?本港食物安全中心指出,如果薯仔(馬鈴薯)已發芽或出現另外2種情況,可能含有大量天然毒素龍葵鹼(Glycoalkaloids),可致食物中毒。
薯仔若出現以下3種情況忌吃,中毒症狀如下:
![薯仔出現3情況有毒忌吃](https://image.hkhl.hk/f/1024p0/0x0/100/none/ec89bc363a4acdada140e000f07c16ec/2023-06/25_13.png)
![薯仔毒素:含有天然毒素龍葵鹼](https://image.hkhl.hk/f/1024p0/0x0/100/none/f68b336af9f005352032c9ea68728113/2023-06/26_12.png)
![薯仔出現綠色有毒忌吃](https://image.hkhl.hk/f/1024p0/0x0/100/none/808252282249a143580b4fe1d60c9e4a/2023-06/27_12.png)
![發芽薯仔有毒忌吃](https://image.hkhl.hk/f/1024p0/0x0/100/none/5785a8a9080aa467f1c62b44f204ab69/2023-06/28_12.png)
![已損壞或腐爛薯仔有毒忌吃](https://image.hkhl.hk/f/1024p0/0x0/100/none/062a7996daf91a99d1929a1a52bdcf8c/2023-06/29_12.png)
![薯仔毒素](https://image.hkhl.hk/f/1024p0/0x0/100/none/5bc4402ae71074f1b246fb7e0e35f823/2023-06/30_12.png)
![吃薯仔中毒症狀](https://image.hkhl.hk/f/1024p0/0x0/100/none/8024097a474dc3528c60a75c98236280/2023-06/31_10.png)
![口腔有灼熱感覺](https://image.hkhl.hk/f/1024p0/0x0/100/none/b404f6e61998adffd5283d5719362fc5/2023-06/32_10.png)
![嚴重胃痛](https://image.hkhl.hk/f/1024p0/0x0/100/none/9b6b21a6769b90df91bd53a4603bae5c/2023-06/33_9.png)
![嘔吐](https://image.hkhl.hk/f/1024p0/0x0/100/none/17117fef306ced1bb406ff88f004d1e4/2023-06/34_8.png)
![噁心](https://image.hkhl.hk/f/1024p0/0x0/100/none/5be5e3c9f90cc231fa893c06c4734a2e/2023-06/35_11.png)
吃蔬果小心變食物中毒!10招避開天然毒素
食安中心又提醒,應避免或大幅減低進食含有天然毒素的蔬果,留意以下10大選購及食用要點,以免中毒:
延伸閱讀:食錯3種薯恐腦退化變植物人?醫生揭易中毒致命食法
![食錯3種薯恐腦退化變植物人](https://image.hkhl.hk/f/1024p0/0x0/100/none/ae2108cbc772dc797757157c93859e42/2023-06/120_3.png)
![木薯(樹薯)](https://image.hkhl.hk/f/1024p0/0x0/100/none/5780cff8b4cc4e50853844d2b993b9ff/2023-06/121_3.png)
![日曬及加熱可減中毒風險](https://image.hkhl.hk/f/1024p0/0x0/100/none/73831d3b45f44932b7c235fa38206fb9/2023-06/122_3.png)
![木薯(樹薯)含氰酸可致缺氧](https://image.hkhl.hk/f/1024p0/0x0/100/none/5d7db9430ea96659198c10c4e815f011/2023-06/123_8.png)
![氰化物可結合維他命B12](https://image.hkhl.hk/f/1024p0/0x0/100/none/dba97d2e89f27d8903e953e2b77e8e54/2023-06/124_3.png)
![身體缺B12的影響](https://image.hkhl.hk/f/1024p0/0x0/100/none/f007650766130e7f408842fb898ad561/2023-06/125_3.png)
![木薯粉安全](https://image.hkhl.hk/f/1024p0/0x0/100/none/c6dffa36bd15fe365a9f024d2dfafabe/2023-06/126_3.png)
![沙葛(豆薯)](https://image.hkhl.hk/f/1024p0/0x0/100/none/cc51408fab29a8f141e3d10035891f68/2023-06/127_3.png)
![種子不可吃](https://image.hkhl.hk/f/1024p0/0x0/100/none/93e73e30967d2905c9a57336d87aff18/2023-06/128_4.png)
![含魚藤酮](https://image.hkhl.hk/f/1024p0/0x0/100/none/a62778d640a91ad2597ad316628dfbdc/2023-06/129_3.png)
![吃沙葛中毒案例](https://image.hkhl.hk/f/1024p0/0x0/100/none/c072181be774de88c0c099e56f36571a/2023-06/130_4.png)
![中毒終生成植物人](https://image.hkhl.hk/f/1024p0/0x0/100/none/a06d2497a266edd2e99baa434627ffff/2023-06/131_4.png)
![薯仔](https://image.hkhl.hk/f/1024p0/0x0/100/none/cd02095fb423230078ffde0dd313bdc1/2023-06/132_4.png)
![毒性恐損大腦神經](https://image.hkhl.hk/f/1024p0/0x0/100/none/d473951470f3d9187ea97eadf89ad606/2023-06/133_4.png)
![龍葵鹼更可破壞消化道及其他器官](https://image.hkhl.hk/f/1024p0/0x0/100/none/336aadb3da429a4f277246a5138244c1/2023-06/134_6.png)
延伸閱讀:洋蔥發芽有毒?中醫拆解7大蔬菜食用宜忌
![薯仔、薑、 蒜頭蔬菜食用禁忌](https://image.hkhl.hk/f/1024p0/0x0/100/none/e3176b1320785f65c9f803ae9fd5c7a9/2023-04/125_0.png)
![蔬菜食用禁忌:薯仔](https://image.hkhl.hk/f/1024p0/0x0/100/none/fb26444045e814dad1fb27b8525f7f02/2023-04/126_0.png)
![薯仔功效](https://image.hkhl.hk/f/1024p0/0x0/100/none/fc2bece8f456ae694561752a8ee764f8/2023-04/127_0.png)
![薯仔食用須知](https://image.hkhl.hk/f/1024p0/0x0/100/none/8a9345dbf1e9865adef2b78a8b0249a3/2023-04/128_0.png)
![薯仔選購貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/65358d8d0e5ba2f97871a57904f4fd93/2023-04/129_0.png)
![薯仔保存方法](https://image.hkhl.hk/f/1024p0/0x0/100/none/b3630e8c9b746827b8980e926c501e5d/2023-04/130_0.png)
![蔬菜食用禁忌:薑](https://image.hkhl.hk/f/1024p0/0x0/100/none/9ea8522842381b3907be91e01c98e12f/2023-04/131_0.png)
![薑功效](https://image.hkhl.hk/f/1024p0/0x0/100/none/5bbd07b9cae75c3a5ddc28aaaf69f74d/2023-04/132_0.png)
![薑食用須知](https://image.hkhl.hk/f/1024p0/0x0/100/none/01e05fae88a5cd8ed0230275d18b6a3c/2023-04/133_0.png)
![薑選購貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/ff43f38dbbc076ba2caeff46fd4280f9/2023-04/134_0.png)
![薑保存貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/f68452363dd35b57f927566c234231e1/2023-04/135_0.png)
![蔬菜食用禁忌:蒜頭](https://image.hkhl.hk/f/1024p0/0x0/100/none/69e2931d3c2f82223e3a001c2c49c600/2023-04/136_0.png)
![蒜頭功效](https://image.hkhl.hk/f/1024p0/0x0/100/none/a4ca952277a54cb62d841512ebe4c460/2023-04/137.png)
![蒜頭忌吃人士](https://image.hkhl.hk/f/1024p0/0x0/100/none/7248283bc4db4fe36d6250dd8bf97333/2023-04/138.png)
![蒜頭食用須知](https://image.hkhl.hk/f/1024p0/0x0/100/none/7191ef49a34cf77d9e0b5ed25a37a813/2023-04/139.png)
![蒜頭選購貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/26de36dce58f0920b2f6dfb13312ba54/2023-04/140.png)
![蒜頭保存貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/5a8231b401e7880966ba302d73cd56f8/2023-04/141.png)
![洋蔥、紅蘿蔔、番薯、 芋頭 食材食用禁忌](https://image.hkhl.hk/f/1024p0/0x0/100/none/ba54eaba30aaacd839a4fb149bc9869e/2023-04/142.png)
![食材食用禁忌:洋蔥](https://image.hkhl.hk/f/1024p0/0x0/100/none/1fafc8d75929ffee1a17b42abc4d35d3/2023-04/143.png)
![洋蔥功效](https://image.hkhl.hk/f/1024p0/0x0/100/none/1fb1aab447ee20c21dabbd72c2f81796/2023-04/144.png)
![洋蔥食用須知](https://image.hkhl.hk/f/1024p0/0x0/100/none/3433123dd472727b2d4251820b044abd/2023-04/145.png)
![洋蔥選購須知](https://image.hkhl.hk/f/1024p0/0x0/100/none/51a1fa03b362558a6dd3a780ec70f74f/2023-04/146.png)
![洋蔥保存貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/15dd0c0a49746de45396bc15a716a545/2023-04/147.png)
![食材食用禁忌:紅蘿蔔](https://image.hkhl.hk/f/1024p0/0x0/100/none/316c74de13dbe6593fa8095e9fad2513/2023-04/148.png)
![紅蘿蔔功效](https://image.hkhl.hk/f/1024p0/0x0/100/none/eb75023e4bbebf3f22a74d043fab11dc/2023-04/149.png)
![紅蘿蔔食用須知](https://image.hkhl.hk/f/1024p0/0x0/100/none/a1da808a56d14d384432a71322415001/2023-04/150.png)
![紅蘿蔔選購貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/c6be1119ba8afca417c77ea42c4b4f8d/2023-04/151.png)
![紅蘿蔔保存貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/051f3ec806d96acc7458cfe036dad1d6/2023-04/152.png)
![食材食用禁忌:番薯](https://image.hkhl.hk/f/1024p0/0x0/100/none/f9c552831f410b6c0fa36d11e04f232e/2023-04/153.png)
![番薯功效](https://image.hkhl.hk/f/1024p0/0x0/100/none/c8f0d5c584d2e409c51d1c90c31849bb/2023-04/154.png)
![番薯忌吃人士](https://image.hkhl.hk/f/1024p0/0x0/100/none/6746a27b353a0c46895d10c5db36cfdf/2023-04/155.png)
![番薯食用須知](https://image.hkhl.hk/f/1024p0/0x0/100/none/86323b3f76fddbc91cbed35216dde7e5/2023-04/156.png)
![番薯選購貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/fb2ba3aa87d9e5723d96e41b3b3c8190/2023-04/157.png)
![番薯保存貼士](https://image.hkhl.hk/f/1024p0/0x0/100/none/9a02a32b8e898a931981d60c22e9dc24/2023-04/158.png)
![食材食用禁忌:芋頭](https://image.hkhl.hk/f/1024p0/0x0/100/none/1aec142ebe4222879b44fecc13db2f92/2023-04/159.png)
![芋頭功效](https://image.hkhl.hk/f/1024p0/0x0/100/none/a6610409aa9fa584a77d699adcea946f/2023-04/160.png)
![芋頭食用須知](https://image.hkhl.hk/f/1024p0/0x0/100/none/94e393d9fd4a370f6edd741b8b82b7e4/2023-04/161.png)
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