If you have trouble remembering which capsule you put which vitamin or supplement in, these colored capsules are the perfect solution. You can use the green and blue capsule for certain powders or herbs and another color for another powder. The best news is that these 100% hide gelatin capsules are completely BSE free. They will get the vitamins or other materials into your system with ease since they are easy to swallow gelatin caps. But they will not deliver preservatives and other items that you do not want in your body along with the powders you desire.