Additive and synergistic effect of phytochemicals in prevention of oral cancer

Increasing the consumption of fruits, vegetables, and whole grains is a practical strategy to optimize good health and to reduce the risk of various chronic diseases and cancer. There are approximately 5,000 individual phytochemicals which have been identified. These interfere with multiple important cellular pathways and play an important role in maintaining balance between health and disease. This article aims to provide awareness of various additive and synergistic effects of these natural occurring chemical substances (phytochemicals) found in various fruits and vegetables. Their mechanism of action in preventing various chronic diseases and cancer is also been highlighted in this article. Grouping plant foods by color provides simplification, but it is also important as a method to help consumer′s make-wise food choices and promote health. We believe phytochemicals can be best acquired through whole-food consumption and not through the pills or an extracts.