Tomato plants were grown in an organic way turned out to contain more vitamin C than other varieties grown conventionally.
In a study in Brazil is mentioned, organic tomatoes are smaller, but the levels of vitamin C and phenols are higher. Phenol is a substance that acts as an antioxidant.
The results are contradictory to the study published in the journal Annals of Internal Medicines that says there is no difference between the levels of vitamin organic food and conventional food. The conclusion was based on a study that analyzed 200 studies.
However, in 2011 a study concluded that organic plant does have vitamin C and phenol levels are high, but lower protein levels.
The research team also has not found evidence that nutritional differences in organic and non-organic can be interpreted as a higher health benefits.
The consumers themselves choose organic products for a variety of reasons, not just nutrition. The reason for the lower levels of pesticides as well as environmentally friendly a lot into consideration.
The team of researchers from Brazil said that organic crops contained higher levels of nutrients for the plants grown in a "stressful". Plants respond to pressure to increase production of its contents, including phenol.
One example of "sources of stress" is the use of organic plant fertilizer. Organic crops must be grown using organic fertilizer nitrogen that spending more slowly than chemical fertilizers. In fact, plants need nitrogen that plants become stressed.
Harry Klee, professor of horticultural science, said the tomato plants in the study were likely to contain higher nutrient because of its small size.
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