Thursday, May 20, 2021

食物安全電子信息 E-News (20 May 2021)

Centre for Food Safety E-news

致食物安全電子信息訂閱者:
Dear E-news recipients,

以下資訊已上載到食物安全中心(中心)網站:
News on the Centre for Food Safety (CFS) website :


乳酪(芝士)製品中的食物安全貼士
Food Safety Tips of Cheese Products

乳酪(芝士)屬奶製品,可以是健康飲食的一部分。芝士含豐富鈣質、蛋白質及維他命等,在保持均衡飲食的原則下,市民可適量進食芝士。但市民亦要留意,有些芝士含一定份量的鈉和脂肪,消費者可選擇鈉和脂肪含量較低的產品。另外,由生乳製成的芝士和軟芝士存有微生物方面的食物安全風險,高危人士,包括孕婦、嬰幼兒、長者及免疫力較弱的人士等,應避免食用。
Being a diary product, cheese can constitute a part of a healthy diet. Cheese is rich in calcium, protein and vitamins etc. Under the principle of having a balanced diet, we can consume cheese in an appropriate amount. However, we should still pay attention and make choices on those cheeses with lower sodium and fat content. Moreover, Soft cheeses and cheeses made from raw milk carry inherent microbiological risk. Susceptible populations including pregnant women, infants, young children, elderly and others with weakened immune systems should avoid these cheeses.


詳情請參閱以下網頁:
Please click into the webpage for details:

中文:
https://www.cfs.gov.hk/tc_chi/multimedia/multimedia_pub/multimedia_pub_fsf_94_01.html

English:
https://www.cfs.gov.hk/english/multimedia/multimedia_pub/multimedia_pub_fsf_94_01.html


嬰兒配方奶粉非無菌 - 沙門氏菌不能有
Powdered Infant Formulas (PIF) are Not Sterile – Salmonella is Not Acceptable

一些人可能以為嬰兒配方奶粉是無菌產品,但現有科技� ��無法生產無菌的嬰兒配方奶粉。雖然嬰兒配方奶粉並非無菌產品,在打開包裝後亦可能會受污染,但在餵哺前妥善沖調可減低出現微生物危害的風險。糧農組織/世衞建議,嬰兒配方奶粉應以不低於攝氏70度經煮沸的水配製,以便能有效消滅活致病菌(包括沙門氏菌)。沖調好的奶應冷卻至可餵哺的溫度,然後立即飲用。沖調好的奶若未能在兩小時內飲用,便應倒掉。對於高風險嬰兒(包括未滿兩個月、早產、出生體重不足(少於2.5公斤)及免疫力較弱的嬰兒),如未有以母乳餵哺,如情況許可,照顧者宜選用經商業無菌處理的液態嬰兒配方。
Some people may expect that PIF are sterile products, yet current technology does not achieve the production of sterile PIF. Although PIF are not sterile products and can also be contaminated after opening, proper reconstitution prior to feeding could decrease risk from microbi ological hazards. The FAO/WHO advises that PIF should be prepared with boiled water no cooler than 70°C, which can significantly inactivate pathogens including Salmonella. Reconstituted PIF should then be cooled to feeding temperature and consumed immediately. Reconstituted PIF that have not been consumed within two hours should be discarded. For high-risk infants (including infants less than two months of age, pre-term infants, low-birth-weight infants (<2.5kg), and immunocompromised infants) who are not breastfed, caregivers should use commercially sterile liquid formulas whenever possible.

詳情請參閱以下網頁:
Please click into the webpage for details:

中文:
https://www.cfs.gov.hk/tc_chi/multimedia/multimedia_pub/multimedia_pub_fsf_138_01.html

English:
https://www.cfs.gov.hk/english/multimedia/multimedia_pub/multimedia_pub_fsf_138_01.html


蔬菜� ��硝酸鹽和亞硝酸鹽含量與嬰兒飲食
Nitrate and Nitrite in Vegetables and Infant Feeding

硝酸鹽天然存在於環境四周和植物。蔬菜中的硝酸鹽可經細菌或酶作用轉化為亞硝酸鹽,而亞硝酸鹽可引致罕見的藍嬰綜合症。我們可透過清洗和削皮減少蔬菜中已存在的硝酸鹽。由於硝酸鹽可溶於水,因此清洗和用水焯菜能減少硝酸鹽含量。馬鈴薯等蔬菜在去皮後,硝酸鹽含量會大幅減少。研究又顯示,菜心、莧菜及西芹用水焯一至三分鐘後,硝酸鹽含量減少12%至31%。
Nitrate occurs naturally in the environment and plants. Nitrate in vegetables can be converted to nitrite by bacteria or enzyme actions. The resulted nitrite can cause the rare blue baby syndrome. For nitrates already exist in the vegetables, we can reduce the level by washing and peeling. Nitrate i s soluble in water and thus washing and blanching of vegetables can reduce nitrate levels. Nitrate content was found to decrease significantly after peeling of vegetables such as potato. Our study also showed that the nitrate concentrations in Chinese flowering cabbage, Chinese spinach and celery reduced by 12% to 31% when they were blanched for one to three minutes.

詳情請參閱以下網頁:
Please click into the webpage for details:

中文:
https://www.cfs.gov.hk/tc_chi/multimedia/multimedia_pub/multimedia_pub_fsf_49_01.html

English:
https://www.cfs.gov.hk/english/multimedia/multimedia_pub/multimedia_pub_fsf_49_01.html


食物安全巡迴展覽
Roving Exhibitions on Food Safety

5月的巡迴展覽內容包括殘餘獸藥、天然毒素、雪卡毒素、營養標籤� ��殘餘除害劑、反式脂肪、孕婦食物安全建議、有機食物及預防食物交叉污染。展覽將設於渣華道街市、北河街街市、花園街街市及海港政府大樓。
The coming exhibitions will be held in May at Java Road Market, Pei Ho Street Market, Fa Yuen Street Market and Harbour Building. Panels cover topics on veterinary drug residues, natural toxins, ciguatoxins, nutrition labelling, pesticide residues, trans fats, safety advice for pregnant women, organic food and prevention of cross-contamination

請點擊查看具體時間:
Please click to see the schedule:

中文:
https://www.cfs.gov.hk/tc_chi/whatsnew/whatsnew_act/whatsnew_act_roving_exhibition_2021.html
English:
https://www.cfs.gov.hk/english/whatsnew/whatsnew_act/whatsnew_act_roving_exhibition_2021.html

食物安全中心
Centre for Food Safety
20.5.2021

 

 

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