Caffeine Content Comparison
☕ Ground brewed coffee contains approximately 100 mg of caffeine per cup, while instant coffee has about 60 mg.
🍵 Black tea has about 50 mg of caffeine per cup, similar to instant coffee, whereas green tea has about 28 mg.
🌿 Herbal teas like chamomile have no caffeine, but high-caffeine teas like matcha contain around 70 mg and yerba mate up to 85 mg.
🧠 Tea contains L-theanine, an amino acid that promotes smooth, calm energy and reduces the crash associated with coffee's harder hit.

Health Benefits and Risks
❤️ Both coffee and tea are generally linked to a lower risk of heart disease when consumed in the range of 2 to 5 cups a day.
🥩 Unfiltered coffee contains diterpenes which can raise cholesterol; filtering or choosing instant coffee removes these compounds.
🛡️ Coffee shows stronger evidence for lowering the risk of certain cancers, particularly liver cancer and possibly colorectal cancer.
🔥 Both beverages, if consumed very hot ($65^{\circ}\text{C}$ or higher), are linked to a higher risk of esophageal cancer; allowing them to cool is recommended.

Metabolic, Brain, and Iron Effects
🧠 Both drinks are linked to a reduced risk of cognitive impairment and dementia in the 2 to 4 cups a day range.
📉 Both coffee and tea are associated with a lower risk of metabolic syndrome.
🩸 Coffee and tea can inhibit the absorption of non-heme iron; tea has a stronger inhibitory effect.

Key Points & Insights
➡️ For individuals sensitive to caffeine, experiencing anxiety or insomnia, tea might be the preferable choice over coffee.
➡️ If you have concerns about high cholesterol, opt for filtered coffee or instant coffee to avoid diterpenes.
➡️ Those concerned about iron absorption should consume coffee or tea one hour or more before or after meals.
➡️ The temperature of the drink and added sugar/creamers are often bigger health concerns than the beverage itself.

📸 Video summarized with SummaryTube.com on Oct 31, 2025, 03:05 UTC