Green tea has been a cherished beverage for thousands of years, and its impact on the human body has intrigued many. If you’re curious about the health effects of daily green tea consumption, this article will delve into the science and recommended consumption levels.
Health Benefits of Green Tea:
- Reduces Inflammation: Green tea is rich in polyphenols, which possess antioxidant and anti-inflammatory properties. Research shows that green tea extract can help lower blood sugar and decrease gut inflammation, contributing to overall health.
- Supports Brain Function: The amino acid L-theanine in green tea has been linked to improved brain function, memory, and reduced anxiety. Studies indicate that it can enhance attention and focus.
- Improves Blood Sugar and Cholesterol: Green tea may aid in maintaining healthy cholesterol levels and reducing blood sugar, helping prevent heart disease and type 2 diabetes. Catechins, a type of antioxidant in green tea, are believed to be responsible for this effect.
- Aids in Digestion: Green tea can relieve gastrointestinal discomfort and bloating by reducing intestinal gas buildup. It may act as a prebiotic, enhancing the gut’s environment.
- Reduces the Risk of Cancer: The antioxidants, especially polyphenols, in green tea protect cells from oxidative damage, reducing the risk of chronic diseases and cancer. Habitual green tea consumption has been associated with a lower risk of breast cancer.
Potential Risks of Green Tea:
- Iron Deficiency: Excessive green tea consumption may lead to iron deficiency because it contains tannins that can hinder iron absorption in the digestive tract. Avoid pairing green tea with iron-rich meals.
How Much Green Tea Is Too Much?
Green tea contains caffeine, and excessive consumption can lead to symptoms like anxiety, restlessness, and increased heart rate. The FDA recommends a maximum daily caffeine intake of 400 milligrams for healthy adults, which is roughly equivalent to 10 cups of green tea.
To fully enjoy the health benefits of green tea, avoid adding excessive sugar, and opt for natural flavor enhancers like lemon. To make green tea, heat water to 170-185°F, add tea leaves or a tea bag, and steep for three minutes. Enjoy your tea warm, not boiling hot.
Disclaimer: The views, suggestions, and opinions expressed here are the sole responsibility of the experts. No Science Currents journalist was involved in the writing and production of this article.
