16. Basil Wild (Ocimum gratissimum - Vietnam)

It is also known as "African basil" or "clove basil." It is a perennial herb in the mint family, native to tropical Africa, and it is known for its strong, spicy and clove-like aroma. The leaves of the plant are steam-distilled to produce the essential oil, which is used in perfumery, aromatherapy, and traditional medicine. It is known to have many beneficial properties such as being antimicrobial, anti-inflammatory, and analgesic. It is also commonly used to relieve stress, headaches and to boost the immune system.

17. Clove Bud (Eugenia caryophyllus - Indonesia)

Clove bud is the first choice as first aid for toothache. A couple of drops of clove essential oil on a cotton wool bud, applied to the aching tooth, has a slight anesthetic affect, relieving pain for a few hours. If the pain is caused by a lost filling, a piece of cotton wool soaked in clove oil and inserted into the cavity will have the same analgesic, anesthetic effect. It strong antiseptic properties make clove good at preventing colds and influenza. Overall, clove is pain-relieving, comforting and revitalizing. Psychologically, clove is both restorative and stimulating.

18. Lemon (Citrus limon - Spain)

Lemon essential oil is derived from the cold pressing of lemon peels. It is known for its fresh, citrusy aroma and is commonly used in aromatherapy for its uplifting and energizing properties. It also boasts numerous health benefits, such as boosting the immune system, promoting digestion, and reducing inflammation. When it comes to mental benefits, lemon essential oil is believed to help with concentration, stress, and anxiety. It's also popularly used as a natural cleaning agent and can be used to freshen up the smell of your home.

19. Wintergreen (Gaultheria procumbens - Nepal)

Wintergreen oil extracted from the leaves. It has sweet minty aroma, very similar to Peppermint Oil and has wide variety of uses in aromatherapy and body products for its energizing and immune enhancing properties since it lowers inflammation and reduces pain. Diluted wintergreen oil can be applied topically or diffused via a vaporizer. It's popularly used for treating or relieving certain health conditions. It's most renowned as a pain reliever for muscular problems. In fact, it is usually added to liniments and topical pain relievers.

20. Cedarwood Atlas (Cedarus atlantica - Morocco)

Cedarwood is fortifying, calming and opening. It is the first choice for men skin and hair-care products. It improves oily skin, acne and dandruff. It is also good for treating urinary-tract infections, coughs and chronic bronchitis. Psychologically, cedarwood reduces fear and helps you discover inner strength and courage. It is good for calming nervous tension and stress. Cedarwood is good in meditations and especially helps to instill confidence. It is a good general tonic for strengthening subtle energies. Cedarwood must be avoided to use during pregnancy.

21. Kaffir Lime Peel (Citrus hystrix DC. - Thailand)

The soothing and sedative properties of this oil make it an excellent remedy for anxiety, depression, and nervous tension. Its refreshing and cool nature can help to soothe anger and frustration, likely by reducing the activity of the sympathetic nervous system. It's also beneficial for respiratory infections, including breathing difficulties. This oil is also a great addition to hair care products to reduce hair loss and heal the scalp. However, it's important to avoid prolonged exposure to sunlight after use as it increases the skin's sensitivity to the sun.

22. Lavandin (Lavandula hybrida grosso - France)

Lavandin is a hybrid between True Lavender and Spike Lavender. The yield of this oil is normally 2-3 times higher than True Lavender that cause the oil is much cheaper and now is increasingly cultivated. Should not be confused with Lavender, Lavandin is not suitable for skin burn treatment just like lavender due to high content of Camphor and Eucalyptol. It's good for refreshing in the bath for respiratory system and very effective as an inhalation for colds, catarrh, sinusitis and clearing headaches. It's also good for muscular pain and stifffness.

23. Lime (Citrus aurantifolia - South Africa)

Lime, similar to other citrus oils, is beneficial for lymphatic massage, oily skin, and acne treatment. It has antiseptic, anti-viral, astringent, bactericide, febrifuge, and tonic properties. Lime also works as a good digestive tonic, it can help to stimulate the production of bile, and it can also help to alleviate nausea and vomiting. It's refreshing and uplifting, helping to relieve fatigue, apathy, and depression. It makes an interesting addition to mood perfumes and massage oils. Avoid use if you have very sensitive skin or before sun exposure.

24. Mimosa Abs. 10% (Acacia decurrens - India)

Mimosa absolute is solvent extracted from fresh flowers of the plant. The aroma is fresh, floral, powdery, soft and beautiful sweet honey-like heart note that is very popular in perfumery. The absolute is thick green solid so we dilute 10% of the pure absolute with 99.8% food grade ethanol for easily use. Mimosa absolute is excellent perfume ingredient for floral note and highly recommend as it's quite rarely find in the market. The absolute blend well with Lavender and especially Neroli. Recommend percentage is 0.05%-1.00% in the formula.

25. Palmarosa (Cymbopogon martini - Nepal)

Palmarosa is much used in all skin-care preparations for its lovely fragrance, sebum-balancing and hydrating properties. It also helps to regenerate healthy new cells. Palmarosa is suited to all skin types, but is especially good for dry and slightly damaged skin, making it a useful addition to face creams, body lotions and hand creams. The oil is balancing, refreshing and soothing. A good digestive stimulant, Palmarosa is recommended in local massage and bath for sluggish digestion and loss of appetite, and it may be useful for anorexia nervosa.

26. Peppermint (Mentha piperita - England)

Peppermint has a dual action by cooling when hot and warming when cold. This makes it a good remedy for colds by halting mucus and fevers and encouraging perspiration, useful in respiratory disorders generally as well as dry coughs and sinus congestion. It has a relaxing and slightly anesthetic effect on stomach muscles, may be helpful for kidney and liver disorders. Its cooling nature seems to relieve states of anger and nervous trembling, excellent for mental fatigue and depression. Blend well with Cypress, Lavender, Marjoram and Rosemary.

27. Spearmint (Mentha spicata - South Africa)

Spearmint has a dual action by cooling when hot and warming when cold. This makes it a good remedy for colds by halting mucus and fevers and encouraging perspiration, useful in respiratory disorders generally as well as dry coughs and sinus congestion. It has a relaxing and slightly anesthetic effect on stomach muscles, may be helpful for kidney and liver disorders. Its cooling nature seems to relieve states of anger and nervous trembling, excellent for mental fatigue and depression. Blend well with Cypress, Lavender, Marjoram and Rosemary.

28. Tangerine (Citrus reticulata var. tangerine - South Africa)

Tangerine essential oil has a very delicated aroma, true to the scent of the fruit rind, and is golden yellow color with sweet and fruity aroma. A major application of this oil is in treating digestive problems, as it has a tonic and stimulant effect on both the stomach and liver. Its effect on the intestines is calming and even more effective when combined with other citrus oils such as Lemon. For skin care, it's one of the safest essential oil that is very gentle and excellent component of massage oils for the prevention of stretch-marks.

29. Bay West Indian (Pimenta racemosa - India)

Bay is an excellent essential oil for hair care. It stimulates the scalp, eliminates dandruff, and restores body and tone to oily, damaged, and lifeless hair. Its unique, masculine fragrance is great for massage oils and relieving body aches and pains. It is also effective in steam inhalations as an antiseptic for the respiratory system. Additionally, it has a stimulating effect on the mind and emotions. Psychologically, it has no specific indications but its masculine scent is often suitable for those who dislike sweeter smelling essential oils.

30. Eucalyptus Radiata (Eucalyptus radiata - Madagascar)

Eucalyptus Radiata is native to Australia but also widely grown in Madagascar. The essential oil has similar properties as Eucalyptus globulus oil but less intense and milder. It has a powerful antibacterial, antifungal and anti-infectious action, which makes it very useful for all types of infection. When vaporised, its decongestant action helps to clear sinusitis, a stuffy nose or relieve chestiness, as well as helping to stop coughs and colds spreading. It also makes a highly effective insect repellent. The most suitable Eucalyptus Oil for using with children.