These conditions may be a cause or symptom of Brain Tumor or be a condition for which you may be at increased risk. 1  Headache Headaches can be divided into two categories: primary headaches and secondary headaches. 2  Vertigo Vertigo is the sensation of spinning or rocking, even when someone is at rest.
  The pigments in spinach are Chlorophyll (green), Xanthophyll (yellow), Carotenoids (orange), and Anthocyanins (red).he pigments in the green leaf[spinach] contain 2 yellow green[chlorophyll b], faint yellow[carotenes] an yellow[xanthophyll].
Plants have always been a main source of minerals for humans. When you eat raw spinach, for example, it contains tiny amounts of iron, calcium, magnesium, zinc, copper, and selenium (source). But... the zinc found in spinach is drastically different than zinc mined from the earth or found in sea water. When the spinach plant absorbs the zinc from the soil, it changes the molecular structure of this rock. By adding a few molecules, the zinc goes from a ionic compound to a covalent compound.