According to Gavin, most mushroom coffee products use less caffeine—about 48 to 50 milligrams—compared to an eight-ounce cup of coffee which contains 80 to 100 milligrams of caffeine.

According to a recent study, the number of kids receiving treatment in an ER for too much caffeine is skyrocketing. It more than doubled from 2017 to 2023 for those between 11 and 14 years old.

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The best ways to use caffeine to boost your alertness Caffeine can improve cognitive performance. Here’s how to use it to best effect. March 12, 2025 6 min Summary ...

Caffeine primarily works by blocking adenosine receptors in the brain. Adenosine, a neurotransmitter that builds up throughout the day, promotes feelings of sleepiness when it binds to its receptors.

Twenty subjects were recruited and tasked with two blinded 10-day programs. One period involved taking three tablets of caffeine each day and the other period involved placebo tablets. At the end ...

Want to do a caffeine detox? Ahead, expert nutritionists share how to detox caffeine—plus the benefits, withdrawal symptoms, quitting cold turkey and more.

The study, which enlisted 23 men with a "moderate habitual caffeine intake" (under 300 mg) between the ages of 18 and 40, discovered that while a 100 mg dose of caffeine can be consumed up to four ...

Caffeine is known to act as a stimulant to energize people, while marijuana and cannabis can act as either a stimulant or depressant. The effects of weed vary, but many people say the buzz makes ...

Read More: 8 Ways to Stay Hydrated if You Hate Drinking Water Tea, of course, contains caffeine too. An 8-oz. cup of black tea has just shy of 50 mg, and green tea weighs in at close to 30. Cola ...