Wheatgrass is generally considered safe. Wheatgrass should not be used to flush out the urinary tract if the patient has swelling caused by heart or kidney insufficiency. Women who are pregnant or breast-feeding should not use wheatgrass.
Ann Wigmore recommended that you use fresh wheatgrass rather than dehydrated or tablet forms. At the Hippocrates Health Institute, they recommend that you juice wheatgrass immediately after you cut it and drink it after you juice it, thereby getting the maximum benefit of its enzymes life forces. The wheatgrass juice will begin to go bad in a half hour, and be completely spoiled in twelve hours. However, the cut wheatgrass can be stored for up to seven days in a covered container or plastic bag in the refrigerator.
On a healing regime, Ann Wigmore recommended that you drink one or two ounces up to three or four times a day. If you wish, you may take a day off from drinking wheatgrass juice once in a while.
Wheatgrass is prepared by sprouting wheat berries and growing them until they form chlorophyll. According to Ann Wigmore, the wheatgrass should be harvested only when they are about 7-10 inches tall. In Singapore's climax, wheatgrass will be ready for harvest within 7-8 days.
In the entire sprouting process of wheat berries, you may encounter problems such as seeds not sprouting or not growing well when sprouted. Sometimes they may also turn mouldy. Such problems are usually due to humidity, temperature and also the poor quality of seeds and soils.