Basil
(Ocimum basilicum)
Also know as Sweet basil
Botanical Information
A small bushy aromatic herb which grows up to two feet tall and has opposite tender, ovate leaves, square succulent stems, and small white flowers.
Working with Basil
Part(s) Used
Leaf
Herb Forms
Bulk herb, essential oil
Christopher Hobbs:
“Basil leaves are of value medicinally to treat indigestion and nausea, and a poultice has proven to be of benefit to some for acne. Basil has also been used for headache (including migraines), to promote lactation, and as an appetite stimulant and carminative. In some European countries it is used externally to repel insects and as an antifungal for conditions such as athlete’s foot. In South America it is used for respiratory and rheumatic problems and to allay nausea and pain. In Chinese medicine, it is used for inflammation of the eyes as a wash. Essential oil of basil is used in baths or compresses as a nerve tonic for excess mental activity.
Basil has a taste of SPICY and a temperature of COOL.”
Historical Uses
Historically, basil has been used in ancient Ayurvedic and Greek medicine for its healing properties. It was used to treat various ailments, including digestive issues, respiratory infections, headaches, and insect bites. Some cultures also believed it offered spiritual protection and purification.
Modern Clinical Uses by Herbalists and Naturopaths
Today, herbalists and naturopaths recommend basil for conditions like indigestion, mild depression, stress, and as an antimicrobial. It’s also used in aromatherapy for its calming scent, which is thought to reduce stress and improve mood. Holy basil or Tulsi (Ocimum sanctum or Ocimum tenuiflorum), a related species, is widely used in traditional and modern herbal medicine for its adaptogenic and anti-inflammatory properties. It is available as tea, tincture, oil, salve, and extract. The recommended dosage is 2 tablets, twice daily (300-600 mg daily).
Chemistry
Basil contains various phytochemicals, including essential oils like linalool, eugenol, methyl chavicol, and beta-caryophyllene. These compounds contribute to basil’s characteristic aroma and medicinal properties. Its high levels of antioxidants, including flavonoids and polyphenols, also make it valuable for its potential protective effects against oxidative stress.
Pharmacology
Basil’s primary active constituents, such as eugenol and beta-caryophyllene, show anti-inflammatory, antimicrobial, and antioxidant effects in studies. Basil essential oil has demonstrated activity against bacterial, fungal, and viral pathogens, and animal studies suggest that compounds in basil may reduce blood sugar levels, protect the liver, and enhance immunity.
Summary of Clinical Trials
Studies on basil and its extracts are limited but promising. Some human trials suggest benefits in managing stress, reducing blood sugar, and enhancing mental clarity, especially with holy basil. However, more rigorous studies are needed to confirm its efficacy for specific conditions. Trials with basil’s essential oils have focused on antimicrobial applications and some anti-inflammatory effects, but larger, well-controlled trials are required.
Summary
Basil, especially in traditional medicine, holds a strong reputation as a versatile herb with potential benefits for stress, inflammation, and mild infections. While its culinary and therapeutic uses are well-supported by historical evidence and modern science, ongoing research is essential to fully validate and standardize its clinical applications.
Generated by ChatGPT; edited by Christopher Hobbs.
Cautions
Basil is generally considered safe when used in culinary amounts. However, high doses or prolonged use of basil essential oil may pose risks due to compounds like estragole, which has shown carcinogenic effects in animal studies. Pregnant women and children should exercise caution and consult a healthcare provider before use. Mild digestive upset or allergic reactions can occur in sensitive individuals.
Conditions treated with Basil
Condition
Treatment Support
Application
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Dosages
Infusion
1-2 tsp per cup
Oil
dilute heavily and use in very small amounts
The information given here is designed to help you make informed choices about your health. The information is drawn from numerous sources—both traditional medicine practice, from the clinical experience of many herbalists currently practicing, and supported by decades of scientific research from the author. The research most consulted includes human clinical trials that help to determine the most effective and safe herbs for various needs, the best doses, and types of preparations.
The information offered in this database is not intended as a substitute for any that may have been prescribed by your health practitioner or physician.