Coffee has twice as much caffeine as tea, but green tea has more L-theanine, a building block of protein that has a calming effect and improves focus and attention, Blumberg says. At least one ...
While the L-theanine content of tea varies by season and stage of growth, it is quite similar in green, white and oolong teas, with black tea having slightly lower amounts. After being harvested, ...
L-Theanine is an amino acid that is primarily found in green tea leaves. It is known for its ability to promote relaxation, reduce stress and anxiety, and improve sleep quality. Whether you’re ...
You may have noticed that despite their caffeine content, drinking black and green tea doesn’t cause the same jitteriness as coffee. That’s because tea contains L-theanine, an amino acid that ...
The amino acid L-theanine, predominantly found in green tea leaves, is praised for its ability to soothe and relax the mind and body. Consequently, supplements containing L-theanine have gained ...