Pepsi is a black carbonated soft drink renowned for its unique sweet and a bit tangy flavor. It is a mixture of carbonated water, sugar, caramel color, and many more ingredients, which you can read more about in the Ingredients section below. Pepsi is a widely used soft drink globally; almost 60% of people in the world are Pepsi lovers. The plus point for Pepsi is that people of all ages enjoy it due to its energizing taste and widespread availability.