How can I tell if my green tea has polyphenols, antioxidants, EGCg, flavonoids or catechins?

First Flush Harvest

Dissolved oxygen and tea water

Spring Tea from Origin to Modern Day

Tea and Pesticides part 3: how to avoid heavily sprayed tea

Tea and Pesticides part 2: What pests and disease? Which pesticides are used?

Tea and Pesticides: how to avoid pesticide exposure from drinking tea

Homemade Green Electrolyte Energy Drink

Caffeine in Tea

Creating the environment for a new tea habit