Benefits looking at the Research bit :
1. Helps to Boost Weight Loss
Grapefruit essential oil also works as an excellent diuretic and lymphatic stimulant. This is one reason why it’s included in many cellulite creams and blends that are used for dry brushing. Additionally, grapefruit can be very effective for shedding excess water weight loss since it helps kick-start a sluggish lymphatic system.
2 Works as Natural Antibacterial Agent
Grapefruit oil has antimicrobial effects that help reduce or eliminate harmful strains of bacteria that enter the body through contaminated foods, water or parasites. Research shows that grapefruit oil can even fight strong bacterial strains that are responsible for food-born illnesses, including E. Coli and salmonella. (3)Grapefruit is also used to kill skin or internal bacteria and fungus, fight mold growth, kill parasites in animal feeds, preserve food, and disinfect water.A lab study published in the Journal of Alternative and Complementary (4)
3. Helps to Reduce Stress
The smell of grapefruit is uplifting, soothing and clarifying. It’s known to relieve stress and bring on feelings of peace and relaxation.
Research suggests that inhaling grapefruit oil or using it for aromatherapy within your home can help turn on relaxation responses within the brain and even lower your blood presseure naturally. Inhaling grapefruit vapors can quickly and directly transmit messages to your brain region involved in controlling emotional responses.
A 2002 study published in the Journal of Japanese Pharmacology investigated the effects of grapefruit oil fragrance inhalation on sympathetic brain activity in normal adults and found that grapefruit oil (5)
4. Helps to Relieve Hangover Symptoms
Grapefruit oil is a powerful gallbladder and liver stimulant, so it can help stop headaches cravings and sluggishness following a day of drinking alcohol. It works to increase detoxification and urination, while putting a hold on cravings that can occur due to hormonal and blood sugar level changes resulting from alcohol. (6)
5. Boosts Circulation and Reduces Inflammation
The blood vessel-dilating effects of grapefruit may be useful as a natural remedy for pms cramps headaches, bloating, fatigue and muscle pains.
Research suggests that the limonene present in grapefruit and other citrus essential oils is what helps to reduce inflammation and helps to regulate the body’s cytokine production, or its natural immune response. (8)
7. Aids Digestion
Increased blood to the digestive organs — including the bladder, liver, stomach and kidneys — means that grapefruit oil also helps with detoxification. It has a positive effect on digestion, can help you shed fluid retention, and fights microbes within the intestines, gut and other digestive organs.A scientific review published in the Journal of Nutrition and Metabolism found that drinking grapefruit juice helps to promote metabolic detoxification pathways. (9)
8. Works as a Natural Energizer and Mood Booster
Grapefruit oil can increase your mental focus and give you a natural pick-me-up. When inhaled, its stimulating effects also make it effective for reducing headaches, sleepiness, brain fog mental fatigue and even poor moods.
Grapefruit oil may even beneficial forhealing aderanal fatique symptoms like low motivation, aches and sluggishness. Some people like to use grapefruit as a mild, natural antidepressant since it can increase alertness while also calming nerves.
Research also shows that grapefruit essential oil inhibits acetylcholinesterase activity, also known as AChE, according to a study done by the Department of Applied Chemistry at Kinki University in Japan. AChE hydrolyzes the neurotransmitter acetylcholine within the brain and is found mainly at neuromuscular junctions and brain synapses. Because grapefruit inhibits AChE from breaking down acetylcholine, both the level and duration of action of the neurotransmitter increases — which results in a person’s mood improving. This effect can help fight fatigue, brain fog, stress and depression symptoms. (11)
9. Helps to Fight Acne and Improve Skin Health
Not only may grapefruit essential oil help to fight bacteria and greasiness that can cause acne blemishes, but it may also be useful for keeping your skin’s immunity strong against indoor and outdoor air pollution and UV light damage — plus it may even help you get rid of cellulite. Grapefruit essential oil has also been found to help heal wounds, cuts and bites, and to prevent skin infections.
A 2016 study published in Food and Nutrition Research evaluated the efficacy of grapefruit polyphenols in decreasing an individual’s susceptibility to ultraviolet radiation and improving skin health. Researchers found that the combination of grapefruit oil and rosemary oil was able to inhibit UV ray-induced effects and inflammatory markers, thereby helping to avoid the negative effects that sun exposure can have on the skin. (12)
10. Improves Hair Health
Lab studies show that grapefruit oil has antibacterial effects and enhances the susceptibility of microorganisms that are normally resistant. For this reason, grapefruit oil may help to cleanse your hair and scalp thoroughly when it’s added to your shampoo or conditioner. You can also use grapefruit oil to reduce greasy hair while adding volume and shine. Plus, if you color your hair, grapefruit oil might also be able to protect strands from sunlight damage. (13)
11. Enhances Flavor
Grapefruit oil can be used to naturally add a touch of citrus flavor to your meals, seltzer, smoothies and water. This helps to increase your satiety after eating, curb cravings for carbs and sweets, and it improves digestion after a meal.
Here is how to use the oil :
1. Reduce Cravings: Add 1–2 drops of grapefruit oil to your water, inhale it directly from the bottle, diffuse 5 drops in your office or home, or massage 2-3 drops into your chest and wrists when a craving strikes.
2. Relieve Stress: Add 2–3 drops to a sterile cotton ball along with a touch of coconut oil. Then rub the mixture it into your wrists, neck or chest. You can also diffuse 5 drops of grapefruit or inhale it directly from the bottle.
3. Ease Hangover: Diffuse 5 drops of grapefruit essential oil in your home, add 1–2 drops to a glass of water, or apply 1–2 drops topically to your temples and neck.
4. Improve Skin Health: As a natural acne treatment or skin salve, combine 1–2 drops of grapefruit oil with about half a teaspoon of nourishing coconut or jojoba oil. Then apply the mixture once or twice daily on the affected area.
5. Eliminate Odors: To get rid of unpleasant odors in your kitchen, appliances and bathrooms, diffuse 5 drops of grapefruit oil along with other citrus scents like lemon & orange oil. While your house fills with a clean scent, you also eliminate odor-causing bacteria from the air. Additionally, you can use a small amount of grapefruit essential oil on wooden surfaces, countertops, floors or in household appliances to kill bacteria and odor naturally.
6. Boost Circulation: Add 2–3 drops of grapefruit oil to a nightly bath, place some on your shirt collar or dap 1-2 drops onto your wrists.
7. Aid Digestion: Make a homemade massage lotion with 3–5 drops of grapefruit oil and equal parts coconut or jojoba oil. Then rub the mixture onto your abdomen to aid digestion.
8. Boost Energy and Mood: Inhale grapefruit oil directly from the bottle, diffuse 5 drops at home or work, or rub 2-3 drops onto your wrists.
9. Improve Hair Health: Add 2-3 drops of grapefruit oil to your shampoo or conditioner and massage it into your scalp and hair. You can also add 1-2 drops of grapefruit to a small amount of coconut oil and rub the mixture into your clean, damp hair after bathing.
Grapefruit essential oil works well with lots of other oils depending on what you’re using it for. Try combing it with basil oil, orange oil, peppermint oil, bergamot oil, eucalyptus oil, tea tree or lemon essential oil.