New Trends from Plant Secondary Metabolism in the Pharmaceutical Industry

Comparison of caffeine content in different types of coffee in Saudi Arabia ‎

“…Coffee was traded throughout the middle east and it was restricted to the surrounding Arab nations for nearly 50 years. Coffee was then introduced to Turkey and Europe by the sixteenth century [5]. It is found that a moderate daily caffeine intake of up to 400 mg per day is not related to harmful effects in the healthy adult population [6].…”