4 things you need to know about supplements.. The supplement business is certainly growing and will continue to grow into the future. With that said, there's a lot of fluff and hype going around right now. This is my attempt at cutting through the bull and giving you what you need to know. Health supplements can be substances you eat or drink. They can be vitamins, minerals, herbs, or different combinations of these. They can be in pill, capsule, tablet, or liquid form. Most people take them for health-related reasons. Some take them for show. Whatever your reason, check this out. I recently read an article that said about 50% of the country supplements; if you're one of these here are a couple of things to consider. 1. All health supplements are NOT created equal. Health supplements are NOT all made the same way. That sounds simple, but most people don't realize that. Also, concentrations and quality of said vitamin and/or mineral can vary