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Schisandra chinensis ( 五味子 in Chinese, pinyin: wǔ wèi zi, literally "five flavor berry" which is its common name) is a deciduous woody vine native to forests of Northern China and the Russian Far East. It is hardy in USDA Zone 4. Its berries are used in traditional Chinese medicine, where it is considered one of the 50 fundamental herbs.

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Angelica keiskei, commonly known under the Japanese name of Ashitaba is a not frost tender perennial plant from the angelica genus with an average growth height of 50–120 cm. Traditionally it is seen as a major contributor to the supposedly healthier, extended lives of the local residents, something that may be based on its substantial levels of vitamins.

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Stevia (Stevia rebaudiana) is a tender perennial, native to semi-humid subtropical regions of Paraguay and Brazil.