Below are the effects on common essential oils :
Angelica Oil : coughs, fevers, flatulence, indigestion
Aniseed Oil : Indigestion, coughs, bronchitis
Basil Oil : Gout, aches & pains, bronchitis, fatigue, colds, migraine headaches, anti-depressant
Bay Oil : Sprains, colds, flu, insomnia, rheumatism
Bergamot Oil : Fevers, acne, tension, wounds, coughs, stress, anti-depressant
Black Pepper Oil : Colds, aches & pains, influenza, flatulence, rheumatism, energizing
Camphor Oil : Coughs, colds, headaches, anti-depressant
Cardamon Oil : Nausea, coughs, headaches, aches, as a digestive and tonic
Carrot seed Oil : Gout, ulcers, flatulence, eczema, psoriasis, as a diuretic
Cedarwood Oil : Bronchitis, acne, arthritis, as a diuretic
Chamomile, German Oil : Nerves, migraines, acne, inflammations, insomnia, menstrual problems
Chamomile, Roman Oil : Nerves, migraines, acne, inflammation, insomnia, menstrual problems, dermatitis, eczema
Cinnamon bark Oil : Flu, rheumatism, warts, coughs, colds, viral infections
Citronella Oil : As an insecticide, deodorant, tonic, stimulant
Clary Sage Oil : Depression, nerves, sore throat, aches & pains, as a sedative
Clove bud Oil : Nausea, flatulence, bronchitis, arthritis, rheumatism, toothache, diarrhea, infections: as an analgesic and antiseptic
Coriander Oil : Indigestion, flu, fatigue, rheumatism, flatulence, nervousness, analgesic
Cypress Oil : Menopausal problems, circulatory conditions, rheumatism, colds, nervous tension, hemorrhoids, wounds, as an astringent
Eucalyptus Oil : Sore throat, cough, bronchitis, sinusitis, skin infections, ulcers, sores, rheumatism, aches & pains, as an antiseptic & anti-inflammatory
Fennel Oil : Digestive problems, menopausal problems, obesity, nausea, constipation, as a diuretic
Frankincense Oil : Sores, wounds, fevers, coughs, colds, stress, bronchitis, tension, laryngitis, nervous conditions, heals the spirit
Geranium Oil : depression, menstrual problems, diarrhea, diabetes, sores, neuralgia, bleeding, circulatory conditions, eczema, rejuvenate skin
Ginger Oil : Rheumatism, muscular aches & pains, sprains, broken bones, colds, nausea, diarrhea,warming, digestive disorders
Grapefruit Oil : Tonic, obesity, kidney and liver problems, migrains, tonic aid in drug withdrawal, depression
Hyssop Oil : Bruises, rheumatism, arthritis, coughs, colds, sore throat, viral infections, blood pressure, circulatory problems, nervous tension, asthma
Lavender Oil : Burns, inflammation, cuts, wounds, eczema, dermatitis, fainting, headaches, infections, bacterial conditions, sores, ulcers, acne, boils, asthma, arthritis
Lemon Oil : Sore throat, nervous conditions, blood pressure, digestive problems, gallstones, debility, fever, anxiety, as a tonic, astringent, antiseptic
Lemongrass Oil : Infections, headaches, sore throat, respiratory problems, fever, as a tonic, antiseptic, insect repellant
Lime Oil : Fevers, rheumatism, sore throat, headaches, anorexia, alcoholism, depression, anxiety, as an astringent, and tonic
Melissa(pure) Oil : Nervousness, bacterial infections, fungal infections, diarrhea, eczema, as a sedative and cardiac tonic
Myrrh Oil : Wounds, mouth ulcers, dermatitis, bacterial infections, bronchitis, diarrhea, fungal infections, candida
Neroil Oil : Depression, anxiety, diarrhea, nervous tension, menopausal problems, dermatitis, as a cardiac tonic
Orange, sweet Oil : Depression, anxiety, constipation, nervous conditions, muscular, spasm, as a tonic, sedative, antiseptic
Palmarosa Oil : Skin infections, antiseptic, anti-viral, prevents cross-infection
Parsley leaf Oil : Nervous conditions, kidney problems, menstrual problems, menopausal problems, as a sedative, diuretic
Patchouli Oil : Skin inflammations, fungal infections, acne, eczema, dandruff, as an antiseptic, anti-depressant, and insecticide
PeppermintOil : Inflammation, nausea, indigestion, fevers, flatulence, migraine headaches, liver problems, arthritis, as a stimulant
Pettigraine Oil : Anxiety, insomnia, depression, as an antiseptic, tonic, and aid to convalescence
Pine Oil : Bladder and kidney problems, rheumatism, respiratory problems, chest infections, colds, catarrh, sore throat, circulation problems, diuretic
Rosemary Oil : Gout, headaches, fatigue, rheumatism, skin infections, muscular aches and pains, dandruff, alopecia, obesity, spinal injuries, as a nerve stimulant
Sandalwood Oil : Acne, cystitis, menstrual problems, depression, wounds, fungal and bacterial infections, as a sedative
Spearmint Oil : Flatulence, Indigestion, Intestinal Cramps, Fevers, Nausea
Tea Tree Oil : Fungal Infections, viral and bacterial infections, colds, influenza, cold sores, warts, inflammation, acne, burns, candida
Thyme, red Oil : Bacterial infections, urinary infections, rheumatism, viral infections, lethargy, sores, wounds, as a stimulant and tonic, raise immunity
Vetiver Oil : Nervousness, insomnia, rheumatism, a muscular relaxant, antiseptic, tonic
Ylang Ylang Oil : Palpitations, anxiety, depression, high blood pressure, sedative