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Spearmint essential oil is usually extracted using steam distillation technology, with an oil yield of 0.3% to 0.4% based on fresh weight. Its color is light yellow or light green, and its smell is similar to peppermint essential oil, but with a lighter sweetness, a fresh and slightly cool scent, and a slightly grassy smell.
Benefits the digestive system, relieving flatulence, constipation, and vomiting. Respiratory symptoms include coughs, bronchitis, and asthma. Skin benefits include relieving itching and helping treat acne and dermatitis. It also stimulates the mind, relieving headaches, migraines, and nervous tension.
Use in incense burners and vaporizers to relieve headaches and asthma. It can be used as a massage oil or diluted in the bathtub to relieve fatigue and nervous tension. It can also be used as an ingredient in face creams or lotions to relieve scalp itching.
Essential oils are highly concentrated and must be diluted before use. A safe concentration of less than 1% is recommended. Use with caution during pregnancy and breastfeeding. An allergy test should be performed before use. Avoid contact with eyes and mucous membranes, and keep out of reach of children.
Due to its pleasant aroma, spearmint essential oil is a common flavor ingredient in daily chemical products such as toothpaste, mouthwash, and chewing gum. It is also used in perfumes, aromatherapy and other fields.
