To tell if a supplement will work for you, you need to do some research on what it can offer and how it works. Take into consideration if it’s something that has worked before or something new that might not work as well. You should also consider what type of condition you're dealing with. Some supplements may be more effective than others depending on your specific needs. For example, if you're dealing with panic attacks, a calming supplement might be better than an antidepressant because they target different emotions and feelings associated with panic attacks.