Description

Astrocaryum murumuru, commonly known as Murumuru Palm, is a species of palm native to the Amazon rainforest in South America. This palm is valued for its nuts, which are rich in oil used in cosmetics and traditional medicine. The tree grows in tropical forest environments and is characterized by its large, spiky fruits and pinnate leaves.

Botanical Classification:

Kingdom: Plantae
Order: Arecales
Family: Arecaceae
Genus: Astrocaryum
Species: Astrocaryum murumuru

Plant Characteristics: Astrocaryum murumuru is characterized by:

Fruits: The palm produces large, spiky fruits that contain the murumuru nuts. These fruits are typically green and covered with sharp spines. The nuts inside are encased in a hard shell.
Leaves: The palm has pinnate leaves that are large and feathery, providing a broad, arching canopy. The leaves are arranged in a spiral pattern around the trunk and are used in traditional crafts.
Growth Habit: Astrocaryum murumuru is a medium-sized palm that can reach up to 20 meters (65 feet) in height. It has a slender trunk with prominent leaf scars and a canopy of large, arching fronds.
Soil and Light: Prefers well-drained, fertile soils and thrives in full sunlight or partial shade. It is well adapted to the humid, tropical conditions of the Amazon rainforest.

Chemical Composition and Structure: The chemical composition of Astrocaryum murumuru includes:

Murumuru Oil: The nuts contain a high concentration of murumuru oil, which is rich in fatty acids, including lauric acid, myristic acid, and oleic acid. This oil is valued for its emollient and moisturizing properties.
Phytosterols: The oil also contains phytosterols, which have been associated with skin health benefits and anti-inflammatory effects.
Vitamins: The oil may contain vitamins such as vitamin A and E, which contribute to its nourishing and antioxidant properties.

Uses and Benefits:

Cosmetics: Murumuru oil is widely used in cosmetic products such as moisturizers, conditioners, and lotions for its moisturizing and conditioning properties. It is particularly valued for its ability to hydrate and soften the skin and hair.
Traditional Medicine: In traditional medicine, the oil is used for its purported benefits in treating dry skin, eczema, and other skin conditions. It is also used in hair treatments to improve shine and manageability.
Culinary Uses: In some indigenous cultures, the nuts are consumed as food, though this is less common compared to its use in cosmetics.

Applications:

Cosmetics: Included in skincare and haircare products for its emollient and moisturizing effects. Commonly used in creams, lotions, shampoos, and conditioners.
Traditional Remedies: Applied topically in traditional medicine for its skin-nourishing and anti-inflammatory properties.
Crafts: The leaves and other parts of the palm are used in traditional crafts and weaving, often found in local artisanal products.

Environmental and Safety Considerations:

Environmental Impact: Sustainable harvesting of Astrocaryum murumuru is crucial to avoid deforestation and ecosystem disruption in the Amazon rainforest. Responsible cultivation and trade practices help protect biodiversity.
Safety: Murumuru oil is generally safe for topical use. However, as with any cosmetic ingredient, it is advisable to perform a patch test before widespread application to avoid allergic reactions. Consult with a healthcare professional before using it for medicinal purposes.

INCI:


Skin conditioning agent. It is the mainstay of topical skin treatment as it has the function of restoring, increasing or improving skin tolerance to external factors, including melanocyte tolerance. The most important function of the conditioning agent is to prevent skin dehydration, but the subject is rather complex and involves emollients and humectants that can be added in the formulation.

Skin conditioning agent - Emollient. Emollients have the characteristic of enhancing the skin barrier through a source of exogenous lipids that adhere to the skin, improving barrier properties by filling gaps in intercorneocyte clusters to improve hydration while protecting against inflammation. In practice, they have the ability to create a barrier that prevents transepidermal water loss. Emollients are described as degreasing or refreshing additives that improve the lipid content of the upper layers of the skin by preventing degreasing and drying of the skin. The problem with emollients is that many have a strong lipophilic character and are identified as occlusive ingredients; they are oily and fatty materials that remain on the skin surface and reduce transepidermal water loss. In cosmetics, emollients and moisturisers are often considered synonymous with humectants and occlusives.
Synonyms:

CAS: 356065-49-1 906350-19-4