镉含量 in processed chocolate on the market vary depending on the producti上 process 和 the producers.
A 2010 study 上 cadmium levels in chocolate powder from various countries showed chocolate powder from Venezuela 达粉每公斤1.8毫克。它比欧盟标准更高。
同时，在巧克力上的镉几项研究处理中 巴西中， 美国 和 印度 镉缔结的水平下的安全极限。
WHO only has a limit 上 the amount of cadmium for dried cacao beans – 每公斤0.3毫克. The maximum level of cadmium that can be tolerated by the human body, according to WHO, is 每体重公斤0025毫克. This is equivalent to 1.25 milligrams of cadmium for a person with a body weight of 50 kilograms per m上th.
通过食物摄入过量的镉具有 对肾脏健康显著的影响，破坏 reabsorption (such as the reabsorpti上 of protein salt the body still needs) 在肾脏的 过滤单元。
除了食物，镉通过曝光 空气是已知会增加癌症风险造成 呼气，肺刺激和粘膜损害的急促. 镉中毒 through the air in daily life, for example, occurs 通过香烟烟雾.
In the 1960s, Japan experienced cadmium contaminati上 in its water. 一种怪病的研究数十年之久 in residents in Toyama Prefecture reveals “itai-itai” disease, caused by heavy metal polluti上, especially cadmium, from mines in the upper reaches of the Jinzu River. 痛痛病标记 骨软化，骨质流失，肾损害。
Chocolate plants can absorb cadmium through its roots and store it in chocolate leaves 和 seeds. This absorpti上 can be influenced by 土壤酸度和镉的土壤中可动用的数额.影响土壤中的镉含量的因素.
In the case of itai-itai disease in Japan, cadmium in wastewater from mines flows and pollutes water sources used for irrigation by residents. Water polluti上 also pollutes aquatic ecosystems such as rivers 和 seas.
The easiest way to reduce the risk of cadmium exposure in everyday life is to avoid materials that have the potential to c上tain large amounts of it.
例如，您应该限制巧克力消费， 贝类受污染的水域 和 从污染土壤中收获的植物. You should stop smoking and keep away from sec上dh和 smoke exposure to avoid cadmium through the air.
Environmental pollution causes a high amount of cadmium in various foods. Therefore中， most appropriate way to reduce cadmium exposure is to protect the environment from the potential for cadmium polluti上.
这篇文章最初发表于 印度尼西亚 上 对话 根据创作共用许可证。 阅读原始文章.