Anecdotal

reports of increased erosion among herbal tea drinkers

Increased marketing of herbal tea in the U.K.

There is no current research about tea-related erosion.

The difficulty of distinguishing erosion

from abrasion or attrition.

The health-food industry’s interest in studying the effects of proposed replacements for caffeine-containing beverages.

The prediction that dentists will see more erosion in the coming decades.

to compare the benefits of  herbal and conventional teas on oral health

to study the effects of standard black tea on the erosion of tooth enamel 

to promote better oral health behavior related to nutrition

to determine if  herbal tea consumption leads to a higher or lower degree of enamel erosion than the tea most commonly consumed in the UK

to assess attitudes in a population of tea-drinkers in regards to tooth erosion