✵The article gives records of the herb Oats, its English name, Latin name, common names, property and flavor, its botanical source one plant species, ①.Avena sativa L., with a detailed introduction to the botanical features of this plant species, the growth characteristics, and ecological environment of this plant species, the features of the herb Oats, its pharmacological actions, medicinal efficacy, and administration guide.
Oats(Avena sativa).
English Name: Oats.
Latin Name: Avena sativa L.
Common Names: Wild oats, Groats, Oatmeal, Straw.
Property and flavor: The herb is neutral in nature, it tastes sweet.
Brief introduction: Hearty foods such as oatmeal are made from the grains of this familiar, upright annual grass, of which there are many varieties. Oat bran is made from the ground inner husks of the grains, while oatmeal consists of the ground whole grains. The young, whole plant, and unripe grain are also used medicinally in a variety of ways.
Botanical source: Common herbal classics defined the herb Oats as the above-ground part of the species (1). Avena sativa L. It is a plant species of the Avena genus, the Poaceae family. The above-ground parts, fruits are used medicinally. This commonly used species is introduced:
(1).Avena sativa L.
Botanical description: Avena sativa is a light-green annual grass with a bushy root. The stalk grows up to 0.7~1.5 meters; leaf sheath is glabrous, ligule is membranous; leaf blade is 7~20 cm long, 0.5~1 cm wide.
The panicle is terminal, explanate, up to 25 cm long, 10~15 cm wide; spikelet with 1~2 florets, 1.5~2.2 cm long; rachis is nearly glabrous or sparsely piliferous, difficult to break off, first node inter-length is less than 5 mm; glume is thin, ovate-lanceolate, 2~2.3 cm long; lemma is hard, glabrous, 5~7-veined, the first lemma is about 1.3 cm long, without awns or with a stalk on the back straight awn, the second lemma is without awn; palea and lemma is nearly equal in length; caryopsis is long cylindrical, about 1 cm long, yellowish brown.
Ecological environment: Oats were native to United Kingdom, France, and Poland, and are now cultivated worldwide. Oat is a worldwide-cultivated crop, but the main concentrated production areas are the temperate regions of the Northern Hemisphere. The main producers are Canada, USA (the United States of America), Australia, Finland, and China.
Growth characteristics: The growth environment of oats is different from that of general grains, and it likes a cold and dry climate.
Characters of herbs: Wild oat herb is the fresh above-ground parts of Avena sativa, which are harvested shortly before the height of the flowering season and then quickly dried. Oats consist of the ripe, dried fruits of Avena sativa. Oat bran is taken from the outer layer of the husked fruit. To make rolled oats, the husked fruit is treated with steam, then crushed. Oat straw is the dried, threshed leaves and stems of Avena sativa, also harvested shortly before the height of the flowering season.
Pharmacological actions: ①.soluble fiber content; ②.reduce blood cholesterol levels; ③.gluten content and soothing property; ④.glycemic control effect; ⑤.hyperlipidemic effect.
Oat bran contains considerable amounts of soluble fiber, ingesting large amounts of soluble fiber such as that found in oat bran may significantly reduce blood cholesterol levels within two to three weeks.
But the sedative properties of oat formulation were not proven from studies, other studies did not support the use of oat straw internally as a nerve tonic, sedative, stress, and anxiety-reducer, antidepressant, or booster of sexual desire or performance.
The herb oat contains gluten content, and it has soothing and moisturizing properties.
Soluble oat extract in the diet improved glucose and insulin responses to food intake in men and women with moderate hypercholesterolemia.
Studies found that the beta-glucan content of oat products independently exerted a hypocholesterolemic effect in patients with elevated cholesterol.
Medicinal efficacy: Oat straw tea and its other formulations are recommended by contemporary herbalists as antidepressants, sedatives for sleeplessness, restorative tonics for nervous exhaustion, diuretics for fluid retention, and treat degenerative diseases and rheumatic illnesses. The herb oat straw is also recommended as a mild aphrodisiac, impotence remedy, and agent to lower uric acid levels in the blood. Oat extracts are used as soothing topical emollients, relieving itching due to such conditions as poison ivy dermatitis. Europeans take oat baths for rheumatism, bladder problems, and kidney ailments.
In homeopathy, oats extracts are used as sedatives and occasionally for other purposes, for exhaustion and insomnia. Oatmeal is used in many soaps and moisturizers for its reported soothing and exfoliating actions. Oat bran's high soluble fiber content is used as a mechanism for lowering cholesterol levels and combating a number of other ailments. Oats have been cultivated for centuries as a nutritious food staple as well as a feed for livestock.
In Europe, oat straw is approved for inflammation of the skin, and warts, the herb is employed externally for seborrheic skin disorders, especially those accompany by itching.
Administration of Oats (Avena sativa):
Reference:
Administration Guide of Oats (Avena sativa)
Herbal classic books:
Dosage: 3 grams of oat bran soluble fiber daily is recommended for reducing cholesterol levels. The tincture or concentrated drops are taken in doses of the half to 1 dropperful two or three times per day. To make a tea, 3 grams of the herb is boiled in 250 ml water, which is strained after cooling. The tea is taken repeatedly throughout the day and shortly before going to bed. Follow the package instruction to use bath preparations containing colloidal oatmeal or herbal blends containing oat straw. The herb should be protected from light and moisture.
Contraindications, Precautions and Adverse Reactions:There are no reports of significant adverse reactions to oats in any form. Any high-fiber food such as oat bran should be consumed with plenty of liquids, and some people find the increase in the bulk of their stool, and the associated gas, quite troublesome. People with celiac disease should avoid oats because they contain gluten. Some individuals have allergic skin reactions to oat flour.
✵The article gives records of the herb Oats, its English name, Latin name, common names, property and flavor, its botanical source one plant species, ①.Avena sativa L., with a detailed introduction to the botanical features of this plant species, the growth characteristics, and ecological environment of this plant species, the features of the herb Oats, its pharmacological actions, medicinal efficacy, and administration guide.
English Name: Oats.
Botanical description: Avena sativa is a light-green annual grass with a bushy root. The stalk grows up to 0.7~1.5 meters; leaf sheath is glabrous, ligule is membranous; leaf blade is 7~20 cm long, 0.5~1 cm wide.
Ecological environment: Oats were native to United Kingdom, France, and Poland, and are now cultivated worldwide. Oat is a worldwide-cultivated crop, but the main concentrated production areas are the temperate regions of the Northern Hemisphere. The main producers are Canada, USA (the United States of America), Australia, Finland, and China.
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