Tea Caffeine Content Compared
Tea Caffeine Content, From Black Tea to White — At a Glance Field Value Source Caffeine per 8oz cup (range) Matcha 38-89mg, Black 40-70mg (Assam…
Can Tea Cause Headaches
Yes, mostly through caffeine withdrawal: miss your usual cups and half of regular drinkers get a headache within a day. Other causes, myths and how…
The Best Tea for Headaches
Peppermint for tension headaches, ginger for migraine, and a cup of ordinary tea for caffeine withdrawal. What the trials found, a simple recipe, and the…
Who Owns Yorkshire Tea
Yorkshire Tea belongs to Bettys & Taylors Group, a private family company in Harrogate. Who holds the shares, what the accounts show and how rivals…
L-Theanine in Tea
A cup of green or black tea has about 12 mg of L-theanine, matcha up to 80 mg. What the caffeine and theanine trials found,…
Echinacea Tea for Colds
Does echinacea tea help a cold? What the Cochrane review and the only tea trial found, which species and parts are used, who should avoid…
Lavender Tea Benefits and Side Effects
Lavender tea is caffeine-free and traditionally used for stress and sleep. What the one tea trial found, why Silexan capsules differ, side effects and how…
Passionflower Tea for Sleep
Passionflower tea is a caffeine-free herbal tea for sleep and stress. What the trials show, the EMA dose, how to brew it and who should…
Does Tea Expire
Dry tea rarely goes unsafe, but it does go stale. Shelf life by tea type, what storage does to catechins and vitamin C, signs of…
How Much Caffeine Is in Black Tea
An 8 oz cup of black tea has about 47 mg of caffeine, half a cup of coffee, but real cups range from 14 to…
