The cones of the hops are used to obtain the CO2 extract.
CO2 extract, like the corresponding essential oil, is recommended by official medicine as a sedative. It has been scientifically confirmed that hop oil, and therefore hop CO2 extract, have analgesic, antispasmodic, antiulcer, capillary strengthening, antiallergic, diuretic, choleretic and anti-inflammatory effects. In folk medicine, hop oil was used to treat jaundice, tuberculosis, leprosy, and inflammatory processes in the joints. CO2 Extract acts as a mild sedative and diuretic, removing any excess with the urine. It may be recommended as an adjunctive drug in the treatment of gastric, lung, prostate, ovarian cancer and edema to lower cholesterol.
Hop CO2 extract is practically a concentrate that contains all the compounds necessary for the production of wort and is responsible for the taste and aroma of the future beer. The main use of this extract is likely to be beer making. In addition, the extract can be used in winemaking as a flavoring agent and natural wine clarifier. In Poland, hop oil is used to make kvass. The extract can be used in confectionery and bakery production. CO2 extract from hop cones can be used as a spicy flavor additive in vegetable salads. There is a recipe for mushroom sauce with hop oil (CO2 extract) that goes well with meat and fish dishes.
CO2 hop extract “Biozevtika” is an oily liquid of light yellow to orange-red color with a bitter, pronounced spicy odor.
Chart 1. Main components of CO2 extract from hops
| NAME | CONTENT IN% OF THE AMOUNT OF VOLATILE COMPONENTS | EFFECT |
|---|---|---|
| Alpha-and Beta Pinenes | 2,2 | Locally irritating, expectorant, antiseptic, diuretic. |
| Quercetin | 3,1 | Vitamin P, antioxidant, antitumor, capillary strengthening. |
| Kaempferol | 1,9 | Tonic, anti-inflammatory, capillary strengthening, diuretic. |
| Linalool | 1,1 | Anticonvulsant, bactericidal, antispasmodic. |
| Lupeol | 0,9 | Antitumor. |
| Humulone | 0,9 | bactericidal. |
| Carvone | 0,9 | CNS stimulant, anthelmintic. |
| Camphor | 3,2 | Antiseptic, antispasmodic, expectorant, sedative, anti-inflammatory, CNS stimulant, local irritant. |
| Borneol | 1,2 | Antiarrhythmic, analgesic, anti-inflammatory, antipyretic. |
| Geraniol | 1,0 | Anthelmintic, embryotoxic, repellent. |
| Valeric acid | 0,8 | Antispasmodic, strong sedative. |
| Dipentene | 0,7 | Antiseptic, expectorant. |
| Stigmaster | 2,4 | Steroid. For stiffness, arteriosclerosis, antitumor. |
In cosmetics, the extract is used as a component of the following preparations:
– Creams for mature skin to smooth wrinkles, smooth the skin and prevent peeling
– Hair masks to remove dandruff, fight hair loss, strengthen hair and add elasticity and shine
– Massage creams to improve the condition of the skin
– Creams to treat acne, blackheads, small wounds and eczema.
Hops grow in all temperate zones of Europe, Asia and North America. Humulus japonicus
grows in Japan, Taiwan and China. The hop is a widespread cultivated plant.