”The Possible Importance of Glutamine Supplementation to Mood and Cognition in Hypoxia from High Altitude”
- MVL Dos Santos Quaresma, WYG Souza, VA Lemos, AV Caris, and RV Thomatieli-Santos

”The role of glutamine in supporting gut health and neuropsychiatric factors”
- Brett J.Deters, Mir Saleem

Glutamine in the central nervous system: function and dysfunction”
- Jan Albrecht, Ursula Sonnewald, Helle S Waagepetersen, Arne Schousboe

”Phosphatidylserine and the human brain”
- Michael J Glade , Kyl Smith

”How Phosphatidylserine Benefits Memory & Cognitive Decline”
- Edited and medically reviewed by Patrick Alban, DC. Written by Deane Alban

"Stunning details of brain connections revealed."
Stanford University Medical Center. ScienceDaily, November 17, 2010.

"Effects of phosphatidylserine in age-associated memory impairment.”
- Crook TH, Tinklenberg J, Yesavage J, et al.
INeurology. May 1991; 41(5): 644-9

“Phosphatidylserine and the human brain.”
- Glade MJ, PhD, Smith K, DC.
Nutrition. June 2015; 31(6): 781-786

“St. John's wort components and the brain: uptake, concentrations reached and the mechanisms underlying pharmacological effects”
Curr Drug Metabolism. 2009 Nov;10(9):1055-65. doi: 10.2174/138920009790711878.
- Silvio Caccia, Marco Gobbi

“Current St John's wort research from mode of action to clinical efficacy“
- Walter E. Müller
Pharmacological Research. 2003 Feb;47(2):101-9. doi: 10.1016/s1043-6618(02)00266-9.

“Long-term effects of St. John’s wort and hypericin on monoamine levels in rat hypothalamus and hippocampus“
- Veronika Butterweck, Tobias Böckers, Brigitte Korte, Werner Wittkowski, Hilke Winterhoff
Brain Research. Volume 930, Issues 1–2, 15 March 2002, Pages 21-29

“Hypericum perforatum as a cognitive enhancer in rodents: A meta-analysis“
- Daniel Ben-Eliezer and Eldad Yechiama
Scientific Reports. 2016; 6: 35700., Published online 2016 Oct 20. doi: 10.1038/srep35700 , PMCID: PMC5071825, PMID: 27762349

Contact Information

If you have any questions or comments about these our Return & Refund Policy as outlined above, you can contact us at:

Returns Address:
Aktiv Formulations
19655 E 35th Drive. Suite 100
Aurora, CO 80011

This policy was last modified in November 2022.