Hematocrit (Hct) - is the volume (percentage) of red blood cells in whole blood. Low values are commonly seen in individuals with certain types of anemia. MCV stands for mean cell volume. This is a measure of the average size of the red blood cells.
The main difference is peppermint oil is pure concentrated oil taken from the stem and leaves of the peppermint plant. Peppermint extract is a mixture of pure peppermint oil and a medium that helps carry flavor. Continue Reading.
Essential oils are the essence of the plant and are medicinal; extracts are not.. Rosemary is one such plant that is used both as an extract and as an essential oil.An Austrian study published in the September 2010 issue of the journal Scientia Pharmaceutica investigated the different forms of rosemary.osemary provides your body with antioxidants when ingested, as in the case of rosemary extract. Antioxidants fight free radicals, which many experts believe are responsible for cancer and other diseases.