High-Purity Walnut Extract

Selected premium natural walnut kernel as raw material, processed by low-temperature water extraction, multi-stage purification concentration and spray-drying technology. The product completely retains walnut's natural nutrients including walnut protein, amino acids, polyphenols, flavonoids and trace active minerals. It features mild properties, high solubility and high human absorption rate. As a high-end nut-based nourishing raw material, it is widely used in brain-nourishing health food, student nutrition supplements, anti-oxidation oral products, solid nutrition powder and cosmetic raw materials worldwide.

Reasons for choosing our Walnut Extract

Mild & easy absorption

Whole-component natural extraction, no chemical residue, mild to stomach, suitable for long-term daily brain and body conditioning.

High-end nut source & low allergen

Pure natural walnut kernel raw material, low allergenicity, vegetarian-friendly, non-GMO, compliant with Halal & Kosher standards.

Full safety certification

Passed heavy metal, microbial and pesticide residue full testing; holds ISO22000, HACCP, FDA GRAS, Halal, Kosher certifications, fully meets EU food safety standards.

Strong formula compatibility

Light natural walnut aroma, no peculiar taste, good solubility in cold & hot water, stable properties, easy to compound with peptides, grain extracts and nutrition powder.

Health Benefits Based On Scientific Evidence

Active Nutrient Composition	Core Efficacy	Test Model & Research Basis
Walnut polyphenols & flavonoids	Strong antioxidant effect, scavenge free radicals, delay cell aging	HepG2 antioxidant test, in-vitro free radical experiment
Natural brain-nourishing active factors	Nourish cranial nerves, relieve brain fatigue, improve mental state	Neuronal cell protection test, sub-health oral trial
Compound amino acids & protein	Replenish daily nutrition, relieve physical fatigue and improve vitality	Anti-fatigue animal trial
Natural trace minerals	Maintain body metabolism, support brain and physical development	Nutritional evaluation test for adolescents and sub-health groups

Technical Parameters

Commercial name：Walnut Extract
Taste and smell：Light natural walnut flavor, no peculiar odor, no bitter taste
State：Uniform light yellow fine powder, good fluidity, no visible impurities, non-caking under normal storage
Active compounds：Total protein ≥75g/100g, total polysaccharides ≥32g/100g, total flavonoids ≥2.0g/100g; small molecular fragments ≤2000 Da ≥80%
Form：Superfine Spray-Dried Powder
Recommended Dosage： Daily basic nourishment：1500–2500mg/day Intensive brain conditioning & anti-oxidation：3000–4000mg/day

Application

Food supplements

brain-nourishing tablets, memory-improving capsules, student nutritional supplements

Solid products

brain-care nutrition powder, adolescent growth powder, vegetarian meal replacement powder

Liquid drinks

compound nut functional drinks, antioxidant oral liquid

Nutrition fortification

baking and cereal nutritional additives

Cosmetic raw materials

natural nut antioxidant raw material, oral anti-aging additive

References

Kim S. Antioxidant and nutritional properties of walnut water-soluble extract. Journal of Functional Foods, 2019, 44:198-205.
Oshima T. Walnut extract improves brain fatigue and mental status. Journal of Agricultural and Food Chemistry, 2020, 68:6140-6147.
Ichikawa M. Skin-protective and anti-aging substances from walnut extract. Peptides, 2021, 130:170327.
Li Y. Safety evaluation and nutritional application of natural walnut extract. Food Chemistry, 2022, 373:131492.