back to faq index

Q. What are catechins?

A. Catechins are a group of flavonoid phytonutrients found in green tea with powerful cell DNA protection properties.

Q. How much vitamin K is in Tegreen 97?

A. The makers of Coumadin have established levels of vitamin K in a wide variety of foods. There is approximately 0.03 micrograms of vitamin K in a typical serving of green tea (traditionally brewed, 3.5 fl. oz.). Pharmanex's Tegreen is equivalent to 7 cups of traditionally brewed green tea, yielding approximately 0.21 micrograms vitamin K per capsule.

Q. Do you recommend Tegreen 97 for women who are pregnant or nursing?

A. No. Green tea is not recommended for someone who is nursing or pregnant due to the caffeine constituent. It has been reported that caffeine in green tea can interfere with iron absorption and also may cause sleep disorder for the infant. Although Tegreen 97 is considered caffeine-free, we do not guarantee that there is no caffeine in the product. The FDA considers anything under 4.4 mg of caffeine to be caffeine free. Tegreen 97 contains approximately 1.5 mg of caffeine. For comparison, a small cup of coffee contains 100-150 mg of caffeine.

Q.What are polyphenols?

A. Polyphenols are the antioxidant flavonoid compounds found in green tea. Research suggests that the polyphenols in green tea offer potent antioxidant activity. Catechins are a type of polyphenol.

Q. Who should take Tegreen 97?

A. Tegreen 97 can be taken by anyone concerned with antioxidant protection.

Q. How does Tegreen 97 work?

A. Increasing evidence suggests that the therapeutic effects of green tea are mediated by tea polyphenols. Tegreen provides triple-action cell protection by supporting the body in neutralizing three cell-damaging substances: free radicals, mutagenic nitrosamines, and potentially harmful toxins.

Q. Why is Tegreen 97 unique?

A. Tegreen 97 provides the most concentrated levels of green tea polyphenols available in a supplement. Green tea characteristics vary widely according to growing region, altitude, climate and processing techniques. Pharmanex adheres to the time-honoured tradition of using only the finest lead buds and young leaves of tea plants cultivated in Zhejiang Province. This province is the number one tea-producing region in China producing some of the highest quality tea in the world. Our proprietary process maximizes the concentration of the naturally occurring polyphenols, while virtually eliminating caffeine.

Q. How are the ingredients in Tegreen 97 standardised?

A. Each 250 mg capsule of Tegreen 97 is a 20:1 extract of green tea leaves, standardised to contain a minimum of 97% pure polyphenols, 75% of which are catechins. Each capsule is equivalent to the polyphenol content of approximately 4 cups of green tea without the caffeine.

Q. Is Tegreen 97 equivalent to 4 cups or 7 cups?

A. Pharmanex literature previously stated 4 cups. However, analytical methods have recently improved with the ability to measure individual catechins by HPLC methods. Based on the findings of highly credible recent USDA study, the polyphenol content of one capsule of Tegreen 97 is equivalent to 7 Asian-size cups (6 fl. oz.) of green tea.

Q. Is Tegreen 97 caffeine-free completely?

A. Tegreen 97 is considered caffeine-free for labelling purposes. Tegreen 97 contains approximately 1.5-2 mg of caffeine per capsule, which is well below the stimulatory level. For comparison, a cup of coffee contains 100-150 mg of caffeine.

Q. Is there anyone who should not use Tegreen 97?

A. Keep out of reach of children. If you are pregnant or nursing, or taking a prescription medication, consult a physician before using this product.

Q. Is Tegreen 97 safe?

A. Tegreen 97 appears to be safe at recommended dosages. Evidence derived from epidemiological data indicate that long-term consumption of 10 or more cups per day of green tea is without adverse effects.

Q. Are there any known drug interactions with Tegreen 97?

A. No drug interactions specific for Tegreen 97 have been identified. However, individuals taking aspirin or other anticoagulant substances on a daily basis should consult with a physician.

Q. Are there any side effects associated with Tegreen 97?

A. No side effects have been identified.