Piperine
(1) Panahi Y, Ghanei M, Hajhashemi A et al: Effects of Curcuminoids-Piperine Combination on Systemic Oxidative Stress, Clinical Symptoms and Quality of Life in Subjects with Chronic Pulmonary Complications Due to Sulfur Mustard: A Randomized Controlled Trial. J Diet Suppl. 2014 Aug 29. [Epub ahead of print]http://www.ncbi.nlm.nih.gov/pubmed/25171552
(2) Panahi Y, Badeli R, Karami GR et al: Investigation of the Efficacy of Adjunctive Therapy with Bioavailability-Boosted Curcuminoids in Major Depressive Disorder. Phytother Res. 2014 Aug 4. doi: 10.1002/ptr.5211. [Epub ahead of print] http://www.ncbi.nlm.nih.gov/pubmed/25091591
(3) Rahimnia AR, Panahi Y, Alishiri G et al: Impact of Supplementation with Curcuminoids on Systemic Inflammation in Patients with Knee Osteoarthritis: Findings from a Randomized Double-Blind Placebo- Controlled Trial. Drug Res (Stuttg). 2014 Jul 22. [Epub ahead of print]http://www.ncbi.nlm.nih.gov/pubmed/25050518
(4) Ajazuddin, Alexander A, Qureshi A et al: Role of herbal bioactives as a potential bioavailability enhancer for Active Pharmaceutical Ingredients. Fitoterapia. 2014 Sep;97C:1-14.http://www.ncbi.nlm.nih.gov/pubmed/24862064
(5) Wightman EL, Reay JL, Haskell CF et al: Effects of resveratrol alone or in combination with piperine on cerebral blood flow parameters and cognitive performance in human subjects: a randomised, double-blind, placebo-controlled, cross-over investigation. Br J Nutr. 2014 Jul;112(2):203-13.http://www.ncbi.nlm.nih.gov/pubmed/24804871
(6) Feng X, Liu Y, Wang X et al: Effects of piperine on the intestinal permeability and pharmacokinetics of linarin in rats. Molecules. 2014 Apr 30;19(5):5624-33. http://www.mdpi.com/1420-3049/19/5/5624
(7) Kesarwani K1, Gupta R, Mukerjee A: Bioavailability enhancers of herbal origin: an overview. Asian Pac J Trop Biomed. 2013 Apr; 3(4):253-66. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3634921/