hi this answer is from the uk's nhs after you have read it all the way down to the bottom you should find out you taken far to much. zinc zinc is a trace element that has several important functions. for example it: helps to make new cells and enzymes helps us process carbohydrate fat and protein in food helps with the healing of wounds good sources of zinc zinc is found widely in the environment. good food sources of zinc include: meat shellfish dairy foods – such as cheese bread cereal products – such as wheat germ how much zinc do i need? the amount of zinc you need is about: 5. 5-9. 5mg a day for men 4. 0-7. 0mg a day for women you should be able to get all the zinc you need from your daily diet. what happens if i take too much zinc? taking high doses of zinc reduces the amount of copper the body can absorb. this can lead to anaemia and weakening of the bones. what does the department of health advise? you should be able to get all the zinc you need by eating a varied and balanced diet. if you take zinc supplements it's important not to take too much because this could be harmful. don't take more than 25mg of zinc supplements a day unless advised to by a doctor. do hope this helps you. good luck
can taking zinc tablets for a cold cause green stool( four day period appx. 4-5 tablets per day)