A recent randomised, double blind, clinical trial conducted by Majib et al (2017) determined the beneficial effect of vitamin D supplementation on sleep score and quality in 20-50 year-old people with known sleep disorders according to the Pittsburg Sleep Quality Index (PSQI).
Several measures of poor sleep quality were associated with higher body mass index (BMI) in children, according to data presented at the American Association for Cancer Research Special Conference Obesity and Cancer: Mechanisms Underlying Etiology and Outcomes.
In today's high-paced society, L-theanine has a crucial role to play in the clinical management of stress, relaxation, cognition and sleep.
Gamma-aminobutyric acid (GABA) is widely distributed throughout the central nervous system (CNS) and is the major inhibitory neurotransmitter in the brain. Reduced GABA levels, or impaired GABA function, in the brain has been linked to psychiatric and neurological disorders including anxiety, depression, insomnia and epilepsy.
A cup of tea is often associated with a sense of calm. L-theanine, a unique free amino acid naturally present in tea (Camellia sinensis), is likely the compound contributing most significantly to this.
A randomised, double-blind, placebo-controlled study was conducted to evaluate the efficacy of an extract of holy basil in the symptomatic control of general stress.