Carrageenan belongs to Rhodophyta, Rhodophyta, Algae, Algae and Carrageenan.

Its algae body is purplish red, the top is often green, and it is fan-shaped and flat. It grows on the rocks with calm waves in the intertidal zone, mainly distributed in the Atlantic Ocean, the southeast coast of China and the sea area of Bo Huang.

There are mainly short-tailed carrageenan, short-tailed carrageenan and Japanese carrageenan in China.

Carrageenan is not only one of the important algae to produce carrageenan, but also contains a lot of active substances, such as seaweed pigments, fatty acids, amino acids, sterols, polysaccharides and vitamins, which generally have good biological activities.

Carrageenan extract has antitumor, antiviral, antioxidant, anti-aging and antibacterial activities. Carrageenan extract has good natural moisturizing properties and can be used in skin care products.

Extended data

Composition and application of carrageenan;

1, chemical composition

Carrageenan has a high total sugar content of over 50%, a very low crude fat content and a high crude protein content. Therefore, carrageenan belongs to low-fat and high-protein plants and has good application value.

Carrageenan is an important polysaccharide component in carrageenan and a hydrophilic colloid, which is mainly composed of potassium, sodium, magnesium, calcium galactose sulfate and copolymer with 3,6-dehydrated galactose. It is usually prepared by hot water extraction and ethanol precipitation.

Carrageenan in carrageenan is mainly λ-carrageenan and κ -carrageenan

2. Application value

Carrageenan is a moisturizing ingredient extracted from natural seaweed, and is known as "seaweed moisturizing essence", which can help the skin to increase water content and moisture content.

Carrageenan extract is used in skin care products, which has the effects of detoxification, deep cleaning, exfoliation, firming skin, moisturizing and fading wrinkles. Sticking to use can help the skin firm and elastic.

Baidu encyclopedia-carrageenan (algae)