| Catechins | - Lowers blood triglyceride, blood cholesterol; prevents atherosclerosis. |
| | - Reduces incidence of cancer |
| | - Strengthen blood vessel wall, regulates their permeability. |
| | - Inhibits increase of blood pressure |
| | - Reduces tumours |
| | - Prevents dental caries by keeping off the causative bacteria (Streptococcus, Bacillus lacticus) |
| | - Kills influenza virus |
| | - Beneficial in the treatment of dysentry |
| Caffeine | - Stimulates wakefulness, CNS stimulant |
| | - Gives relief from fatigue, neuralgia and headaches |
| | - Acts as diuretic |
| Flavonoids | - Strenghten blood vessel and blood capillary walls |
| | - Reduces oxidation by active oxygen |
| | - Acts as anti-inflammatory agent |
| | - Stimulates folic acid biosynthesis |
| | - Normalises thyroid hyperfunction |
| Fluoride | - Prevents dental caries |
| Quercetin | - Acts as Spasmolytic |
| | - Helps in the treatment of acute diariea |
| Vitamin B Complex | - Aids carbohydrates and fat metabolism(Riboflavin,Biotin, Niacin Pantothenate, Inositol) |
| | - Helps in inter and intracellular Ca++ transport |
| | - Helps in moisturisation of the skin |
| Vitamin E | - Acts as antioxidant and regulate aging |
| Polysaccharides | - Lowers blood sugar |
| Theaflavin,Thearubigin | - Antagonises the activity of bradykinin |
| | - Inhibits arginine and ornithine decarboxylases |
| Theophylline | - Modulates immune response |
| | - Helps in the treatment of asthma |
| | - Salutary effects on cardiac function |
| Essential Amino Acids | - Helps in metabolism |
| | - Maintains nitrogen equilibrium |
| Theanine | - Gives tea its delicious taste |
| | - Helps in ammonia and urea metabolism |
| | - Helps in water clearance by renal tissues |
| Linolenic acid | - Reduces platelet aggregation |
| Tea pigments | - Decreases plasma fibrinogen |
| Linalool, Geraniol,Hexanal | - Gives tea its fresh, green aroma |
| Gaba | - Lowers blood pressure |