Appearance: Lemongrass is a perennial herb, the height of the plant is generally 1-2 meters, the stalk is stout, erect clumping, and the base is woody. Blade shape, 30 to 90 cm long, about 1 cm wide, hard texture, rough surface, jagged edges, grayish-green or blue-green color, the center vein is obvious, convex to the back of the leaf. Leaf sheaths embrace stems, closely arranged, forming pseudostems. Panicles large, diffuse, 30-50 cm long, branched slender, mostly whorled, spikelets paired, one sessile and the other sessile, sessile spikelets bisexual, sessile spikelets male or neutral. Spikelet oblong, ca. 5 mm long, containing 2 florets, only the second floret fruiting, glume membranous, lemma hyalemous, apex with short awns.
Plant family: Grass Citronella.
Common name: Lemongrass, lemongrass, galegrass, lemongrass, etc.
Extraction parts: mainly stems and leaves of the above-ground part, which are rich in active components such as volatile oil, and are the main sources for extracting lemongrass essential oil.
Extraction method: Usually using steam distillation method. Fresh lemongrass stems and leaves are chopped and put into the distillation equipment, and the volatile essential oil components are taken out by water vapor. After a series of steps such as condensation and oil-water separation, pure lemongrass essential oil is finally obtained. This method can better retain the natural characteristics and aroma of essential oils.
Main chemical composition: The main ingredient is citral, the content can be as high as 75%-85%, giving lemongrass a unique lemon aroma and a variety of effects. In addition, it also contains geraniol, nerolol, citronellol, methyl heptenone and other terpene compounds, as well as a small amount of esters, alcohols and aldehydes.
Main origin: Native to tropical Asia, such as India, Sri Lanka, Thailand and other countries. At present, it is widely cultivated in tropical and subtropical areas around the world, and mainly distributed in Guangdong, Guangxi, Hainan, Yunnan, Fujian, Taiwan and other places in China. The climate in these areas is warm, moist and sunny, making it ideal for growing lemongrass.
Aroma: With a fresh, rich lemon aroma, at the same time with a touch of grass smell, giving a fresh, refreshing, comfortable feeling, the aroma also contains a touch of wood aroma, making its fragrance more rich.
Aroma concentration: The aroma is rich and volatile, and its unique lemon aroma can be smelled from a certain distance, especially when the plant is rubbed or heated, the smell is more obvious.
Suitable essential oils:
Lavender essential oil: With lemongrass essential oil, you can relax and relax at the same time, add a fresh lemon aroma, used in aromatherapy can help relax the body and mind, improve the quality of sleep, but also purify the air.
Peppermint essential oil: The combination of the two can enhance the cooling and refreshing effect, and can effectively improve the mental state when you need to concentrate or relieve fatigue.
Tea tree essential oil: With lemongrass essential oil, can strengthen the antibacterial and anti-inflammatory effect, have a better effect on skin inflammation, acne and other problems, but also can purify the air, prevent respiratory infection.
Rose essential oil: Mixed with lemongrass essential oil, it can create a unique smell that combines freshness and romance, which can be used to lift mood and improve mental state, while also having a certain synergistic effect in skin care.
Functional characteristics:
Antibacterial and anti-inflammatory: has an inhibitory effect on a variety of bacteria and fungi, can be used to treat skin inflammation, acne, wound infection, etc., but also can purify the air, prevent respiratory infection.
Refreshing: Its fresh aroma can stimulate the nervous system, improve attention, relieve fatigue, improve mental state, suitable for use in work and study.
Repellent and insect repellent: The unique smell has the effect of repellent and insect repellent, which can be used to repel mosquitoes and protect skin from bites.
Promote digestion: help to promote gastrointestinal peristalsis, relieve indigestion, bloating, stomach pain and other problems, enhance digestive function.
Relieve muscle pain: has a certain analgesic and relieve muscle tension, can be used to relieve muscle pain, stiffness and other discomfort.
Common application:
Muscle conditioning: Massage the muscles after diluting lemongrass essential oil, which can promote blood circulation, relieve muscle soreness, stiffness and fatigue, and reduce muscle discomfort after exercise. For example, after strenuous exercise, take 3-5 drops of lemongrass essential oil, add 10ml of base oil (such as sweet almond oil, olive oil), mix thoroughly and apply to sore muscles, gently massage until absorbed.
Immune system: Inhaling the aroma of lemongrass essential oil through aromatherapy can purify the air, enhance the body's immunity, and help fight against bacterial invasion. During the flu season, you can use an indoor aromatherapy machine and add 5-8 drops of lemongrass essential oil to fill the room with aroma. In addition, drinking lemongrass tea can also supplement nutrition and enhance the body's resistance.
Nervous system: Smell the aroma of lemongrass essential oil, can refresh the mind, relieve headaches, dizziness and other symptoms, improve mental state. When working or studying, you can drop lemongrass essential oil on a cotton ball and keep it close to you to sniff at any time. A few drops of lemongrass essential oil on your pillow before bed can also help relax and promote sleep.
Taboo to use:
For allergic people: Before use, it is necessary to conduct an allergy test on a small area of skin, such as applying a small amount of diluted essential oil on the inside of the wrist, observing for 24 hours, if there is no allergic reaction such as redness, swelling, itching, etc., then normal use. Not for people allergic to lemongrass.
Pregnant and breastfeeding women: Use with caution, large amounts of use may have an impact on the fetus or baby, if necessary, be sure to use under the guidance of a doctor. Because lemongrass has certain irritants, it may have adverse effects on the fetus.
Patients with low blood pressure: Avoid heavy use, lemongrass essential oil may lower blood pressure further.
Avoid contact with sensitive parts: Avoid direct contact of essential oil with eyes and mucous membranes. In case of accidental contact, rinse immediately with plenty of water. In case of serious symptoms, seek medical attention in time.
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