Improved sleep quality: Even if some apnea remains, severity reduction often improves sleep quality and daytime alertness
According to clinical trials and post-marketing surveillance, the most common gastrointestinal symptoms include nausea, vomiting, diarrhoea, constipation, abdominal pain, and bloating (also described as abdominal distension, dyspepsia, or flatulence in product information)
Endocrinology (2008) 149(2):5749.10.1210/en.2007-1292 24 Nuche-BerenguerBMorenoPPortal-NunezSDapiaSEsbritPVillanueva-PenacarrilloML
As CGN cannot be hydrolyzed to PGN in vivo , concerns over the use of CGN as a food additive are unfounded, particularly since current studies support the lack of oncogenic and tumorigenic activity of CGN in humans