Premise: How to make an herbal sleep aid<br>Decide whether you want a tea or a supplement. Most herbs used to make sleep aids are available either in loose-leaf form to brew as a tea or as readymade supplements. Many people may find the evening herbal tea part of their relaxation ritual helps them get to sleep whereas other people might not be able to stand herbal tea.
Hypothesis: All herbs used in herbal tea come in loose-leaf form.