Description

Brazil Nut Oil (Bertholletia Excelsa Seed Oil) is a natural, fixed oil extracted from the seeds of the Bertholletia excelsa tree, prized for its rich composition of fatty acids, antioxidants, and tocopherols. This high-value oil matters for formulators seeking a premium, bioactive ingredient with excellent emollient and skin-conditioning properties. It is needed by manufacturers in the cosmetics, personal care, nutraceutical, and pharmaceutical industries for creating high-performance products.

Application

• Cosmetic & Personal Care Formulations: As a key emollient and moisturizing agent in creams, lotions, serums, balms, and hair care products.
• Skin Care Products: Valued for its nourishing properties in anti-aging formulations, dry skin treatments, and after-sun products.
• Pharmaceutical & Nutraceutical Applications: Used as a carrier oil in topical preparations and as a source of beneficial lipids in dietary supplements.
• Aromatherapy & Massage Oils: Serves as a stable, skin-friendly base oil for blending with essential oils.
• Natural & Organic Product Lines: An ideal ingredient for brands focusing on clean, sustainable, and plant-derived formulations.
• Soap Making & Cosmetic Bases: Incorporated for its conditioning benefits in cold-process soaps, solid lotion bars, and other handmade products.

Basic Information

Product Name	Brazil Nut Oil (Bertholletia Excelsa Seed Oil)
CAS No.	356065-50-4
Molecular Formula	Complex mixture of triglycerides
Molecular Weight	N/A (Natural Oil)
Synonyms	Bertholletia excelsa seed oil; Brazil nut kernel oil; Castanha-do-Pará oil; Para nut oil; Cream nut oil; Butternut oil (Note: not Juglans cinerea); Bertholletia oil; Andean walnut oil (common misnomer)
EINECS	Contact for details

Quality Control

Our Brazil Nut Oil is produced and handled under strict quality management protocols to ensure purity, consistency, and safety. We provide comprehensive quality assurance, including testing for key parameters such as peroxide value, acid value, and fatty acid profile. Certificates of Analysis (COA) are available upon request to support your regulatory and formulation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at temperatures between 15-25°C (59-77°F). This product is easily oxidized; for long-term storage, filling the container headspace with an inert gas (e.g., nitrogen or argon) is recommended to preserve stability and shelf life.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow oily liquid
Odor	Characteristic, mild nutty odor
Identification (IR)	Conforms to reference spectrum
Acid Value	≤ 2.0 mg KOH/g
Peroxide Value	≤ 10.0 meq/kg
Saponification Value	190 - 200 mg KOH/g
Iodine Value	95 - 110 g I₂/100g
Relative Density (20°C)	0.915 - 0.925
Refractive Index (20°C)	1.465 - 1.475
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.