You're talking about the "orchid seed"

The orchid seed contains about 30% of the good quality oil mostly ɑ-linolenic acid, is a kind of polyvalent unsaturated fatty acids 0mega-3 accounted for more than 70% of the oil, and can not be synthesized by the human body itself, it must be from the food intake! It is a polyunsaturated fatty acid that accounts for more than 70% of the oil and cannot be synthesized by the human body, but must be consumed from food, and then metabolized by the human body to produce DHA and EPA.

It is mainly cultivated in Hubei Province and Jiangsu Province in China, and it is included in the "Hubei Provincial Code of Concoction of Chinese Medicinal Pieces" (2009 edition) and "Hebei Provincial Code of Concoction of Chinese Medicinal Pieces" (2003 edition) under the name of "Guangming Zi", and it is also described in the "Dictionary of Chinese Medicine" and "Handbook of Identification of Modern Chinese Herbal Medicines".

Through searching and confirming the "List of Substances that are Both Food and Drugs" issued by the state, the approved new food ingredients announcement and the current valid national standards, industrial standards and local standards, it is not clearly stated that Lanciferous can be used as common food ingredients.

In addition, although the orchid seeds belong to the genus basil, but in the "GB/T 12729.1-2008 Name of spices and seasonings" standard also does not classify orchid seeds as edible spices and seasonings in China.

Expanded Information:

Lanxiangzi, also known as Minglezi, Brightzi, Basilzi, is the dried mature fruit of Ocimum basilicum L. or O. basilicum L. var. pilosum (Willd.) Benth. in the family Labiatae. It is native to India and is also known as basil seed, kiwi seed, and nanmai seed. It has been cultivated and consumed by the Azteca civilization since 3500 A.D. It is a food that brings health, strength and endurance.

Orchid seed can be used as a beverage seed, with detoxification, heat, spleen, stomach, weight loss and health effects. Orchid seed is the mature fruit of basil, the size of sesame seeds, contained in the fruit, the particles are full and rounded.

In Southeast Asia was once considered a rare herb; in the mountain powder group (BASIL) of the many varieties, in 2001, further research launched the use of new varieties, abandon the sticky will be clumped, black coffee-colored flat seeds, the use of slippery non-sticky black shiny new varieties, better taste in the throat, and the name of the registered black gold sand, the meaning of its - - natural ingredients.

Baidu Encyclopedia - Orchid Seeds