Green tea leaves steeping in a gaiwan. Steeping is the process of making a cup of tea; it is also referred to as brewing. In general, two grams of tea per 100 ml of water, or about one teaspoon of green tea per five-ounce (150 ml) cup, should be used.
A plant-based vegan diet can reduce the risk of mortality from conditions such as: 1  Type 2 diabetes. 2  Cardiovascular disease. 3  Ischemic heart disease. 4  Hypertension. 5  Stroke. 6  Obesity. 7  Some cancers including prostate and colon cancer.
The more restrictive your diet is, the more challenging it can be to get all the nutrients you need. A vegan diet, for example, eliminates natural food sources of vitamin B-12, as well as milk products, which are good sources of calcium.With a little planning, however, you can be sure that your diet includes everything your body needs. This is because the vegan diet is rich in a vitamin called folate, which may mask deficiency in vitamin B-12 until severe problems occur. 2  For this reason, it's important for vegans to consider vitamin supplements, vitamin-enriched cereals and fortified soy products. 3  Vitamin D plays an important role in bone health.