Sour date kernel can be dried and used raw, or stir-fried and burnt over a gentle fire.
1. Sun-dried for raw use: the ripe fruits should be collected at the end of fall and the beginning of winter, after removing the pulp and the core and shell, the remaining seeds should be collected, and after removing the impurities, the seeds should be washed and sun-dried, and then crushed when used.
2. WenHuo fried yellow with: collect good clean seeds into the frying container, and then slowly frying with the fire, frying until the seeds slightly bulging, the color becomes light yellow, there are aroma overflow when that is taken out and cooled, mashed when used.
3. Stir-frying and burning with martial arts fire: collect the clean seeds and put them into the container of stir-frying, and then stir-fry them with martial arts fire until the seeds bulge, the color is burnt brown, and the seed coat breaks down when it can be taken out and cooled, and then pounded when it is used.
If you need to use sour jujube kernel, should be standardized under the guidance of traditional Chinese medicine practitioners, do not self-concocted, so as not to cause adverse effects.