Vitamin C is one of the nutrient for which health claims are allowed. Tomato is, after onion, the most produced and consumed vegetable in the world. It is also for a number of country a very important crop. Increasing vitamin C in tomato can have major health impact. Vitamin C can be increasing with light during the growth of tomato. Disclosed are more practical solutions to increase the vitamin C during transport or storage, simplifying the process and allowing a better logistic in the tomato food chain.