Anti-anxiety and sedation
Passion fruit is widely used as a source of anti-anxiety or sedative drugs in the United States and some European countries. The experiment shows that the anti-anxiety effect of the water extract of passion fruit is the same as that of sedation, and each dose has no effect on the memory process of rats. On the contrary, diazepam interferes with the memory process.
This shows that passion fruit can be used as an anti-anxiety drug source without toxic and side effects, and its application prospect is very broad, and it is believed that it will be further developed in the medical field.
Anti-inflammatory function
Passion fruit is rich in flavonoids and has good anti-inflammatory effect.
Anti-additive function
As early as in India's traditional health care system, it was used as an anti-dependence substance of morphine. Studies have also reported the dependence of passion fruit on cannabis, diazepam and alcohol formation, which all indicate that passion fruit has anti-addiction effect.
Passion fruit has antagonistic effect on many addictive substances, which has broad application prospects in drug rehabilitation and provides a new idea for developing safe and effective drug rehabilitation.
Antioxidant function
Passion fruit contains polyphenols with antioxidant properties, which can effectively remove excess free radicals in the body, protect biomacromolecules from damage caused by free radicals, and play an important role in the prevention and treatment of cancer, cardiovascular diseases and other diseases.
Other functions
In addition, passion fruit also has a certain therapeutic effect on hypertension and cough. Passion fruit is rich in polysaccharide, which can be used to develop functional foods and hypoglycemic drugs.
Passion fruit has a short shelf life, and it is easy to affect the goods and appearance after wrinkling and corruption. At present, the development of passion fruit products is mostly just the simple processing of juice. The peels and seeds of passion fruit are often treated as waste, but in fact they are also valuable.
Fruit juice development
Passion fruit is very big, and the juice is egg yellow. Because of its rich flavor and unique taste, it is known as the "king of drinks". The results showed that passion fruit was rich in nutrition, the juice yield was 43.33%, and the soluble solid content was 16.5%. It is stable to thermochemistry and meets the requirements of juice processing in all aspects. It is a high-quality raw material for juice processing. Passion fruit can not only be eaten directly, but also be made into fruit tea, compound juice and fermented juice.
Fruit tea
Passion fruit tea health drink is developed with passion fruit and tea as the main raw materials, which has both the efficacy and aroma of tea and passion fruit. When the pH value of black tea is 5, the temperature is 90℃ and the ratio of tea to water is 1∶50, the quality of tea juice is better. Adding more than 0.2% passion fruit concentrated juice, the fruit tea tastes soft, refreshing and delicious.
Compound juice
Passion fruit juice is refreshing and pleasing to the eye. It can not only be processed into fruit juice alone, but also be mixed with other fruits and vegetables, such as yacon and pineapple, to improve the taste and fragrance of fruit juice. The organic combination of fresh fruit and vegetable juice and milk has the characteristics of high-quality protein and high vitamins.
Fermented juice
The juice processed by passion fruit with insufficient maturity is not fragrant enough, which is easy to produce unpleasant astringency.
Passion fruit wine is fermented with passion fruit, sugar and high-alcohol liquor as the main raw materials, and on this basis, it can be made into a unique passion fruit cocktail with certain auxiliary materials.
In addition, passion fruit can also be fermented into fruit vinegar, and the obtained fruit vinegar contains the unique fragrance of passion fruit, with soft acidity and rich nutrition. It also has the functions of protecting cardiovascular system, regulating acid-base balance in vivo and improving immunity, and has the nutritional and health-care functions of fruit vinegar.
Fruit juice is fermented into wine or fruit vinegar, and some bad ingredients in raw materials are converted into flavor substances such as alcohols and esters, which not only effectively solves the problem of fruit storage, but also improves the taste and flavor of the product and improves the nutritional value of the product.
Peel development
Jam and preserved fruit
Passion fruit is usually regarded as a juice drink by default, but the pericarp, which accounts for 35% ~ 40% of the whole fruit, is often discarded or processed into feed, causing some waste.
Boil the fresh passion fruit peel in boiling water, rinse it with cold water, and then dig out the inner peel. Adding sucrose, citric acid and passion fruit juice to make passion fruit jam. The pericarp contains natural pigment and fruit fragrance, and does not need artificial coloring and seasoning. Jam can be used to mix fruit juice, smoothies, iced products, milk tea, spread cakes, or make pastry fillings.
gel
Pectin is a hydrophilic vegetable gum with excellent taste and low sugar and calorie, which is widely used in food, cosmetics and medicine industries. Passion fruit contains 2.0% ~ 4.5% pectin, which is a high-quality raw material for extracting pectin.
Seed development
Passion fruit seeds are black, accounting for 8% ~ 14% of fresh fruit weight, and are usually discarded as waste when processing juice. In fact, passion fruit seeds have high research and development value, and the oil content of seeds is 2 1.7% ~ 25.2%. The common methods of extracting passion fruit seed oil are squeezing, organic solvent extraction and microwave extraction, which can obtain clear, transparent and odorless high-quality edible oil.
In addition, passion fruit seeds are rich in dietary fiber, which can affect the absorption of glucose, inhibit the activity of amylase and effectively control the concentration of glucose in serum after meals.
"With the improvement of people's living standards and the enhancement of health care awareness, the development of efficient and natural functional foods will be the development direction of the food industry in the future.
Passion fruit itself contains a variety of health care functions, and its product development potential is huge. If we can effectively and comprehensively utilize this resource and increase the research and development of passion fruit, it will create huge economic benefits. "