US National Library of Medicine National Institute of Health

Studies conducted on animals shows that cinnamon, a main ingredient in our Chai Tea may lower blood pressure.

Cinnamon: A Multifaceted Medicinal Plant: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4003790/

Cinnamon use in type 2 diabetes: an updated systematic review and meta-analysis: https://www.ncbi.nlm.nih.gov/pubmed/24019277

Cinnamon improves glucose and lipids of people with type 2 diabetes: https://www.ncbi.nlm.nih.gov/pubmed/14633804

Studies have suggested that black tea and chai tea blends may contribute to lower blood cholesterol levels.

Black tea consumption and serum cholesterol concentration: Systematic review and meta-analysis of randomized controlled trials: https://www.ncbi.nlm.nih.gov/pubmed/24972454

Green and black tea for the primary prevention of cardiovascular disease: https://www.ncbi.nlm.nih.gov/pubmed/23780706

Black tea--helpful or harmful? A review of the evidence: https://www.ncbi.nlm.nih.gov/pubmed/16855537

The effect of black tea on blood pressure: a systematic review with meta-analysis of randomized controlled trials: https://www.ncbi.nlm.nih.gov/pubmed/25079225

Effects of black tea on body composition and metabolic outcomes related to cardiovascular disease risk: a randomized controlled trial: https://www.ncbi.nlm.nih.gov/pubmed/24889137

Another study suggests that cinnamon may reduce insulin resistance and lower fasting blood sugar levels up to 10-28%.

Cinnamon: Potential Role in the Prevention of Insulin Resistance, Metabolic Syndrome, and Type 2 Diabetes: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2901047/

The potential of cinnamon to reduce blood glucose levels in patients with type 2 diabetes and insulin resistance: https://www.ncbi.nlm.nih.gov/pubmed/19930003

Cinnamon supplementation in patients with type 2 diabetes mellitus: https://www.ncbi.nlm.nih.gov/pubmed/17381386

Effects of a cinnamon extract on plasma glucose, HbA, and serum lipids in diabetes mellitus type 2: https://www.ncbi.nlm.nih.gov/pubmed/16634838

The Effects of Ginger on Fasting Blood Sugar, Hemoglobin A1c, Apolipoprotein B, Apolipoprotein A-I and Malondialdehyde in Type 2 Diabetic Patients: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4277626/

Comparison of Seven Commonly Used Agents for Prophylaxis of Seasickness: https://www.ncbi.nlm.nih.gov/pubmed/9815340

A systematic review and meta-analysis of the effect and safety of ginger in the treatment of pregnancy-associated nausea and vomiting: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3995184/

In Vitro Antibacterial Activity of three Indian Spices Against Methicillin-Resistant Staphylococcus aureus: https://www.ncbi.nlm.nih.gov/pubmed/22125725

Antimicrobial activities of cinnamon oil and cinnamaldehyde from the Chinese medicinal herb Cinnamomum cassia Blume: https://www.ncbi.nlm.nih.gov/pubmed/16710900

Antibacterial activity of Syzygium aromaticum seed: Studies on oxidative stress biomarkers and membrane permeability: https://www.ncbi.nlm.nih.gov/pubmed/27038843

Antimicrobial agents from plants: antibacterial activity of plant volatile oils: https://www.ncbi.nlm.nih.gov/pubmed/10736000

Black pepper and its pungent principle-piperine: a review of diverse physiological effects: https://www.ncbi.nlm.nih.gov/pubmed/17987447

Studies showing that chai tea may help with weight loss by reducing hunger and overeating. Chai tea is made of cow and soy milk, both being rich in protein. It is noted that protein is a nutrient that will reduce hunger.

Proteins and satiety: implications for weight management: https://www.ncbi.nlm.nih.gov/pubmed/18827579

A high-protein diet induces sustained reductions in appetite, ad libitum caloric intake, and body weight despite compensatory changes in diurnal plasma leptin and ghrelin concentration: https://www.ncbi.nlm.nih.gov/pubmed/16002798

Effect of a high-protein breakfast on the postprandial ghrelin response: https://www.ncbi.nlm.nih.gov/pubmed/16469977

Protein-Enriched Liquid Preloads Varying in Macronutrient Content Modulate Appetite and Appetite-Regulating Hormones in Healthy Adults: https://www.ncbi.nlm.nih.gov/pubmed/26791555

Proteins and satiety: implications for weight management: https://www.ncbi.nlm.nih.gov/pubmed/18827579

Caffeinated energy drinks--a growing problem: https://www.ncbi.nlm.nih.gov/pubmed/18809264

Acute and long-term cardiovascular effects of coffee: implications for coronary heart disease: https://www.ncbi.nlm.nih.gov/pubmed/19049813

Neuropsychopharmacology

Association between ADORA2A and DRD2 Polymorphisms and Caffeine-Induced Anxiety: https://www.nature.com/articles/npp200817