8 natural remedies for insomnia (sleep problems)

Remedy (click for Amazon user reviews)
Side effects
a hormone produced naturally in the body

a summer-blooming flowering plant

a beverage made from piper methysticum of the Pacific Islands

a well known herb of the mint family

a chemical by-product of L-tryptophan - a protein building block

a herb that originates in North America

a group of flowering vines and shrubs

a water-soluble B vitamin