Vitamin B12 and folic acid differ in their chemical structures. Vitamin B12, also known as cobalamin, is a complex molecule that contains cobalt. In contrast, folic acid, also referred to as vitamin B9 or folate, is a simpler molecule. Understanding their distinct structures is fundamental to appreciating their unique roles in the body.
Dietary sources of PQQ include various foods, particularly those with a strong antioxidant profile. Fermented foods, green peppers, kiwi, spinach, and tofu are known to contain measurable amounts of PQQ. However, the levels found in food are typically lower compared to what one might achieve through supplementation. As a result, PQQ supplements have surged in popularity, with users seeking to harness its potential health benefits, particularly for enhancing energy levels, cognitive performance, and overall vitality.