Optimal doses of barley as a food or supplement have not been established for any condition. However, to try to lower cholesterol, people have used one of these daily doses: 1  3 grams of barley oil extract. 2  30 grams of barley bran flour.
Still, the very best way to raise your body temperature is to go for a light jog - just get your heart pumping. Jogging/running is one of the easiest ways to get your heart pumping in a short amount of time and works throughout your whole body (as opposed to the heat pad).
Generally: The temperature rise occurs after ovulation, usually about 2 weeks before the period starts. 4. About a week or so before my period starts, during my period and sometimes a few days after ,I run a temperature that ranges 99 - 100.