Oat Straw Extract Powder

Stems of Avena sativa, the cultivated oat, cut while still green or golden, are the plant part behind this oat straw extract. Water extraction concentrates the soluble stem fraction, and the liquor is dried to a light yellow powder at a 10:1 ratio. Grain, bran and the leafy tops are left out.

The 10:1 ratio carries no marker percentage. The powder is light yellow, ground to 80 mesh and water dispersible. The oat seed extract and the oat grass powder are separate products, and straw is a different raw material from the grain.

Avena sativa Straw Identity & Plant Part

The species is Avena sativa L., an annual cereal grass of the family Poaceae. The part used is the stem, called straw in trade, which carries the leaf sheaths and nodes of the plant after the seed head is removed. Grain, bran and the separated green tops are not added to this oat straw extract.

Oat straw is sold as a herb in its own right, and herbal buyers often ask for it under the names oat straw or milky oat tops, the latter being a different, seed-bearing stage. The straw is fibrous and contains silica, saponins, flavonoids and minerals, which is a very different composition from the starchy, protein-bearing grain. A specification that says only “oat extract” does not state which.

Oat Straw Extract vs Seed & Grass

FormWhat It IsChoose It When
10:1 Oat Straw ExtractWater-extracted, concentrated and dried A. sativa stemA dispersible straw extract without a marker is wanted
Oat Seed Extract Powder10:1 water extract of the seedSeed, not straw, is the required source
Avena Sativa Extract PowderRatio extract listed under the Latin nameThe specification uses the botanical name
Oat Grass PowderDried, milled young green oat plantGreen-plant fiber is wanted

Ten parts of oat straw give one part of this powder, so 10:1 describes input only. It gives no silica or saponin figure, and the grass powder in the table is a milled green plant, not an extract.

The ratio extract suits tea-style mixes and capsule blends that want oat straw identity in a pale, dispersible form. The seed extract comes from a starchy raw material with beta-glucan chemistry, and the oat grass powder brings green fiber and a more pronounced grassy flavor.

Typical Specifications

Specification ItemProduct Information
Latin NameAvena sativa
Plant PartBark & Stem
ProcessingWater Extraction
Common NameOat Straw
Ingredient TypeRatio Extract
Extract Ratio10:1
AppearanceLight Yellow powder
Solubility / DispersibilityWater Dispersible
Quality Parameters
Moisture (LOD)≤5.0%
Total Ash≤5.0%
Particle Size80 mesh
Heavy MetalsLead ≤2 ppm · Arsenic ≤1 ppm · Cadmium ≤1 ppm · Mercury ≤0.1 ppm
MicrobiologyTPC ≤1,000 cfu/g · Yeast & Mold ≤100 cfu/g · E. coli Negative · Salmonella Negative/25 g
Shelf Life24 months in unopened original packaging, cool and dry storage

Application Areas

Herbal Tea Sticks

Tea-style sticks use oat straw extract as a dissolvable alternative to steeped straw. The cup is pale yellow with a soft, hay-like taste. Lemon, mint or honey flavors lift the quiet profile, and a warm stir extracts the flavor more fully than a cold one does.

Herb Blend Capsules

Capsule blends combine the extract with other herb extracts in a multi-herb fill. The pale powder is light and picks up moisture, so humidity at the filling station is controlled and a flow aid is considered. A trial run checks fill weight, because straw-based powders are bulky.

Pale Tablet Cores

Tablet cores take the extract with a dry binder. The light color suits a white or pale coated tablet, and silica content slightly improves flow, though it also increases wear on tooling, so punch condition is monitored during long runs.

Light Herbal Gummy Mixes

Gummy mixes accept the extract once the cooked base has cooled. The pale tint hides easily in lemon, apple or honey flavors, and the mild taste means the dose is limited more by color and texture than by flavor.

Formulation Notes

The powder is light yellow with a faint, hay-like aroma and a mild, slightly sweet, grassy taste. In water it disperses to a pale yellow, lightly hazy liquid. Because straw is low in starch and protein, the cup stays thin and clear compared with a grain-based oat drink.

Dispersing the powder in a share of the base first keeps fibrous flecks from clumping. Straw extracts are less sticky than seed extracts but still pick up moisture, and a cake forms in an open pack after a few days of humid weather. A quick moisture check of the blend after mixing is a useful control.

A used drum is closed with the liner pressed flat and the lid fitted tightly. Dried straw material can carry field dust, so incoming lots are checked for visible particles and a quick sieve of the finished powder catches stray fibers before filling.

Packaging & Commercial Supply

Essencefield supports product evaluation, formulation trials, commercial orders, and ongoing ingredient supply. Packaging, storage, and shipping arrangements are determined by product characteristics, order quantity, stability requirements, and destination-market needs.

Supply ItemGeneral Information
SampleAvailable upon request for formulation, testing, and supplier evaluation
Order Quantities100 g · 1 kg · 5 kg · 25 kg · 100 kg · 500 kg · Bulk
Sample Lead TimeTypically 5–7 days after sample confirmation
Production Lead TimeTypically 15–30 days after order and specification confirmation
PackagingSuitable protective inner packaging with bags, cartons, drums, or other appropriate outer packaging
StorageStore in tightly sealed, suitable protective packaging in a cool, dry environment. Protect from moisture, heat, and direct sunlight. Specific storage conditions follow the approved product specification.
DocumentationCOA · Product Specification · TDS · SDS · Applicable declarations (as applicable)

Final order quantities, lead times, packaging, documentation, and shipping arrangements are confirmed according to the selected product and commercial requirements.

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