Spore oil is called "liquid gold" and is a kind of nutritious health food. It comes from the spores of ferns and is rich in various nutrients, including protein, fat, carbohydrates, vitamins, minerals and various amino acids. Spore oil contains a lot of unsaturated fatty acids such as linolenic acid, linoleic acid and arachidonic acid, which has many health-care effects such as lowering cholesterol, preventing cardiovascular diseases and improving immunity. Spore oil is also rich in antioxidant substances, which have anti-aging, anti-oxidation and anti-inflammatory effects, and is one of the most popular health products at present.