Nature's Zen Hemp Gummies (aka Essential CBD Gummies) Reviews: CBD gummies are quickly gaining popularity as one of the most effective natural pain relief options on the market today. CBD, or Cannabidiol, is a compound derived from the cannabis plant that has been found to provide a wide range of medicinal benefits, including significant pain relief. Many people have found that CBD gummies are far superior to traditional pain medications, as they are non-addictive and have fewer side effects.