Green tea is reputed to have so many health benefits. So far, scientific analysis has been mixed. There have been some promising studies, but few conclusive benefits have been shown. The National Institute of Health's Medline gives green tea a grade of C "scientifically unproven" in 17 areas ranging from cancer prevention to improved cardiovascular health. Time will eventually prove or disprove all these health claims. Meanwhile, many outside the realm of science continue to attribute various health benefits to green tea. A recent study of green tea's oral benefits has come up positive.
The rule of thumb is that pockets three millimeters or deeper cannot be cleaned effectively at home.