Pumpkin Seed Extract Powder

Pumpkin seed extract powder comes from the seed of Cucurbita pepo, not from the fruit flesh. The seed is extracted with water, concentrated and dried to a yellow-orange powder. The raw seed is rich in lipids, proteins and phytosterols, which shapes how the extract behaves.

The product is a 10:1 ratio extract with no phytosterol percentage attached. It is water dispersible and milled to 80 mesh. A phytosterol-standardized extract, a milled seed powder and a seed peptide powder are separate products from the same botanical.

Cucurbita pepo Identity & Plant Part

The botanical entity is Cucurbita pepo L., family Cucurbitaceae. The part used is the seed, sold as pepita; fruit flesh, rind and flowers are not part of this pumpkin seed extract. Cosmetic-style listings of “Cucurbita pepo powder” usually mean dried flesh, a different material.

The close relatives C. maxima and C. moschata also give edible seeds, and published peptide work on pumpkin seed often concerns C. maxima, so the species name matters when sources are compared. Hull-less varieties such as var. styriaca are a common seed source. Lipids, proteins and phytosterols are the main constituent families of the seed, which is why pumpkin seed extract, seed powder and seed peptide are three distinct ingredients.

Pumpkin Seed Extract vs Other Forms

FormWhat It IsChoose It When
10:1 Seed ExtractWater-extracted, concentrated and dried C. pepo seedA whole-seed extract without a phytosterol claim is wanted
Pumpkin Seed Extract 10–30% PhytosterolsStandardized extract with a defined phytosterol rangeThe specification names a phytosterol figure
Pumpkin Seed PowderMilled pumpkin seedA milled seed rather than an extract is wanted
Pumpkin Seed Peptide PowderPeptide powder derived from the seed proteinA protein-derived peptide ingredient is wanted

The 10:1 figure is a concentration ratio of the starting seed, not a statement about phytosterol or protein content. A seed this rich in lipid and protein splits into very different materials depending on the route: the ratio extract keeps the water-extractable fraction, the standardized extract is defined by its phytosterol range, and the peptide powder is defined by protein chemistry.

Choose the ratio extract when seed identity and a water-dispersible powder matter more than a labelled marker. For a defined phytosterol figure, or for a protein-based ingredient, one of the siblings is the right specification. The seed is the same in each, and only the definition of the powder changes.

Typical Specifications

Specification ItemProduct Information
Latin NameCucurbita pepo
Plant PartSeed & Grain
ProcessingWater Extraction
Common NamePumpkin Seed, Pepita
Ingredient TypeRatio Extract
Extract Ratio10:1
AppearanceYellow-Orange 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

Orange-Tinted Capsules

The yellow-orange powder shows through clear shells, so opaque capsules give a uniform look. Check flow before filling, since powders from seed material can bridge in the hopper. Weight variation across the run is the check that matters most for this fill.

Seed-Based Drink Powders

In drink powders the extract gives a warm yellow tint and a mild, nutty note. Pair it with oat, rice or vanilla bases rather than acidic fruit flavors, where the tint looks dull. Stir test samples after standing, because dispersions of seed material settle.

Sachets with Seed Blends

Sachets can combine pumpkin seed extract with other seed extracts such as flax or sunflower. Match particle size across the blend so the orange powder does not segregate, and check color at the start and end of a filling run.

Bars with Seed Character

In bars, pumpkin seed extract adds color and a mild seed note to nut-and-seed bases. Add it to the dry premix before the binder goes in, because wet lumps of seed powder are hard to break up once the syrup has set.

Formulation Notes

The pumpkin seed extract is a yellow-orange powder with a mild, nutty, slightly sweet seed aroma. It disperses in water to an opaque yellow suspension rather than a clear solution, because seed-derived material carries lipid and protein fractions. Expect some settling on standing and stir before use.

Seed lipids oxidize more readily than the carbohydrate fractions of leaf extracts, so keep the powder away from heat and light and finish an opened container promptly. In dry blends, premix with a portion of the filler and screen it, since moisture uptake can cause small lumps. For capsules, test flow on the actual lot and add a glidant only if the powder bridges.

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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