-Hydroxytryptophan (5-HTP) is a naturally occurring compound that is involved in the production of serotonin, a neurotransmitter that plays a role in sleep regulation.

8. GABA (Gamma-Aminobutyric Acid): GABA is an inhibitory neurotransmitter that can have calming effects on the nervous system and is sometimes included in sleep formulas.

9. Passionflower: Passionflower is an herbal remedy used to reduce anxiety and promote sleep. It is believed to increase levels of GABA in the brain.

10. CBD (Cannabidiol): Some sleep formulas may terpenes oil contain CBD, a non-psychoactive cannabinoid found in hemp and cannabis plants. CBD is believed to have calming and anti-anxiety properties that may aid in sleep.

It's important to note that the effectiveness of sleep formulas can vary from person to person, and their use should be discussed with a healthcare provider, especially if you have underlying health conditions or are taking medications. Additionally, it's essential to use sleep formulas as directed and not rely solely on them for addressing chronic sleep issues. Lifestyle factors, such as maintaining a regular sleep schedule, creating a comfortable sleep environment, and practicing relaxation techniques, also play a crucial role in promoting healthy sleep patterns.