| To treat seborrheic dermatitis, look for shampoos that contain coal tar, zinc pyrithione, selenium sulfide or salicylic acid. |
| Whole grains are also important sources of vitamins and minerals, such as thiamin, riboflavin, niacin, folate, selenium, zinc and iron. |
| Lead, tellurium and selenium are added to copper and its alloys to improve machinability. |
| Most farmers are adding selenium, copper, zinc and iodine to their water supply. |
| There are also several contributions on the sulphur-analog selenium, and on non-crop plant species, such as the common reed, algae and mosses. |
| There are no or very little measurable amounts of selenium occurring as selenite in these accumulator plants. |
