The red rhubarb is a type softer and less acid than the green. Her petiole is rich in vitamin C (12 mg / 100 grams), in fibers, in minerals such as the phosphor, potassium, calcium and magnesium. In XVIII ième century, she was using as medicinal plant thanks to purgatives properties, antiseptic effect on liver problems and anti-inflammatory effect on the oral mucous membranes. But attention on her limb ( the leaf), it will be toxic in great quantities.