- 1.
Viana RB, Naves JPA, Coswig VS et al (2019) Is interval training the magic bullet for fat loss? A systematic review and meta-analysis comparing moderate-intensity continuous training with high-intensity interval training (HIIT). Br J Sports Med.
- 2.
Donnelly JE, Blair SN, Jakicic JM et al (2009) Appropriate physical activity intervention strategies for weight loss and prevention of weight regain for adults. Med Sci Sport Exerc 41:459–471.
- 3.
Bouchonville M, Armamento-Villareal R, Shah K et al (2014) Weight loss, exercise or both and cardiometabolic risk factors in obese older adults: results of a randomized controlled trial. Int J Obes 38:423–431.
- 4.
Kim J-H, Park Y (2016) Combined effects of phytochemicals and exercise on fatty acid oxidation. J Exerc Nutr Biochem 20:20–26.
- 5.
Türközü D, Tek NA (2017) A minireview of effects of green tea on energy expenditure. Crit Rev Food Sci Nutr 57:254–258.
- 6.
Gutiérrez-Hellín J, Del Coso J (2018) Effects of p-synephrine and caffeine ingestion on substrate oxidation during exercise. Med Sci Sports Exerc.
- 7.
Stohs SJ, Preuss HG, Shara M (2012) A review of the human clinical studies involving Citrus aurantium (Bitter Orange) extract and its primary protoalkaloid p-synephrine. Int J Med Sci 9:527–538.
- 8.
Allison DB, Cutter G, Poehlman ET et al (2005) Exactly which synephrine alkaloids does Citrus aurantium (bitter orange) contain? Int J Obes 29:443–446.
- 9.
Stohs SJ (2017) Safety, efficacy, and mechanistic studies regarding Citrus aurantium (Bitter Orange) extract and p-synephrine. Phyther Res 31:1463–1474.
- 10.
Gutiérrez-Hellín J, Del Coso J (2018) Dose-response effects of p-synephrine on fat oxidation rate during exercise of increasing intensity. Phyther Res.
- 11.
Gutiérrez-Hellín J, Del Coso J (2016) Acute p-synephrine ingestion increases fat oxidation rate during exercise. Br J Clin Pharmacol 82:362–368.
- 12.
Edvardsen E, Hem E, Anderssen SA (2014) End criteria for reaching maximal oxygen uptake must be strict and adjusted to sex and age: a cross-sectional study. PLoS One 9:e85276.
- 13.
Shara M, Stohs SJ, Smadi MM (2018) Safety evaluation of p-synephrine following 15 days of oral administration to healthy subjects: a clinical study. Phyther Res 32:125–131.
- 14.
Ratamess NA, Bush JA, Kang J et al (2016) The effects of supplementation with p-synephrine alone and in combination with caffeine on metabolic, lipolytic, and cardiovascular responses during resistance exercise. J Am Coll Nutr 35:657–669.
- 15.
Stohs SJ, Preuss HG, Shara M (2011) A review of the receptor-binding properties of p-synephrine as related to its pharmacological effects. Oxid Med Cell Longev 2011:482973.