Porphyra umbilicalis (Nori)

What is Porphyra umbilicalis?

Porphyra umbilicalis is a macroalga that belongs to the red algae. Due to its red to purple color and its leaf-like lobes, the alga is easy to recognize. Umbilicalis is derived from the Latin word for "umbilical cord". The name derives from the fact that the thallus (the stalk) of the alga becomes surrounded by lobes as it grows, visually forming the "umbilicus" of the algae.

What is the taxonomy of Porphyra umbilicalis?

Porphyra umbilicalis is also known only by the common names umbilical purple kelp, purple kelp, skin kelp, and umbilical skin kelp.

These names all refer to the appearance of the alga, i.e. its color and shape. The name umbilical purple kelp is unique when it comes to the use of the common name.

Where does Porphyra umbilicalis occur?

Porphyra umbilicalis, like other Porphyra species, is found on all sea coasts worldwide, with an increased occurrence on the North Atlantic. Whether they are different species with similar characteristics is still under research.

What is Porphyra umbilicalis used for?

Porphyra umbilicalis is largely used in the food and cosmetic industries.

Its use as an ingredient in food has a long tradition in some places in the world, such as the UK and Ireland. The macroalga can be found in salads and as an ingredient in various dishes, and increasingly in supermarkets and restaurants.

In cosmetics, Porphyra umbilicalis is highly appreciated due to its interesting ingredients. Thus, the macroalga is suitable for various applications such as natural supplement to sunscreens, as an ingredient for moisturizers, as an antioxidant and ingredient for anti-aging cosmetics.

In what forms is Porphyra umbilicalis available?

Porphyra umbilicalis is available in a variety of forms, which are designed to suit its many uses.

As a whole fresh or dried alga, in flake and powder form, Porphyra umbilicalis is best suited for processing in food and selected cosmetic applications.

For processing in creams and other cosmetic products, the form as an extract is particularly recommended here. This allows the Porphyra umbilicalis macroalga to be mixed directly into the formulation.

What are the benefits of Porphyra umbilicalis extract for the skin?

Porphyra umbilicalis offers several natural benefits for the skin. These benefits are all based on its ingredients, which in turn are influenced by where the macroalgae grows and the environmental parameters that prevail there.

Due to the strong UV radiation, which still occurs close to sea level, Porphyra umbilicalis has developed special ingredients as protection, which are also suitable as a natural supplement in sunscreens.

Thus, Porphyra umbilicalis can have a preventive effect on premature skin aging based on sun exposure. In addition, when integrated into moisturizers, the macroalga can nourish and tighten the skin, resulting in an overall younger looking complexion. Based on these abilities, Porphyra umbilicalis is best suited for anti-aging cosmetics.

What is the INCI name of Porphyra umbilicalis?

Porphyra umbilicalis is already used in cosmetic products under the INCI name: "PORPHYRA UMBILICALIS EXTRACT".

Typical applications

Porphyra umbilicalis, also known as "Nori", is probably best known to most as part of Japanese cuisine. But its potential does not end there, quite the contrary. Due to its rich content of vitamin B-12, amino acids and antioxidants, it is ideal for food and natural cosmetics.

Especially interesting is its UV-protective effect, which makes it possible to use it as an ingredient for natural sun creams.

An example of this application purpose is the natural sun cream HELIONORI® of the French brand Gelyma.

The liquid is usually used in the production of cosmetics.

This product is available in the following forms of liquid extracts:

• Glycerin extract
• Oil extract

The product is also available as powder.

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Typical applications in the cosmetics industry:

Porphyra umbilicalis contains high amounts of functional ingredients, including many amino acids. Due to this, the red alga can protect against light-induced skin aging and be used as a natural supplement for UV ray protection in sun creams and skin care.

As a result of its high vitamin B12 content, antioxidants and amino acids, it is ideal for natural cosmetics.