lecithin


Also found in: Dictionary, Thesaurus, Medical, Legal, Financial, Wikipedia.
Related to lecithin: Soy lecithin

lecithin

Biochem any of a group of phospholipids that are found in many plant and animal tissues, esp egg yolk: used in making candles, cosmetics, and inks, and as an emulsifier and stabilizer in foods (E322)

lecithin

[′les·ə·thən]
(biochemistry)
Any of a group of phospholipids having the general composition CH2OR1·CHOR2·CH2OPO2OHR3, in which R1 and R2 are fatty acids and R3 is choline, and with emulsifying, wetting, and antioxidant properties.
(materials)
A mixture of phosphatides and oil obtained by drying the separate gums from the degumming of soybean oil; consists of the phosphatides (lecithin), cephalin, other fatlike phosphorus-containing compounds, and 30-35% entrained soybean oil; may be treated to produce more refined grades; used in foods, cosmetics, and paints. Also known as commercial lecithin; crude lecithin; soybean lecithin; soy lecithin.
A waxy mixture of phosphatides obtained by refining commercial lecithin to remove the soybean oil and other materials; used in pharmaceuticals. Also known as refined lecithin.

lecithin

A liquid, obtained in refinement of soya beans or cottonseed; used in paints to promote pigment wetting and to control pigment settling and flow properties.
References in periodicals archive ?
These considerations provided a rationale for the development of a lecithin formulation of BAs, which revealed a significantly improved absorption of BAs accompanied with enhanced tissue penetration in rats, leading for the first time to plasma concentrations of BAs in the range of their anti-inflammatory activity (Huesch et al.
In a storage test that lasted up to one week, a control sample containing 5% oil and 0% lecithin underwent oil phase separation.
The lecithin & phospholipids market is segmented on the basis of applications.
Egg yolk is favoured because it contain large amount of low density lipoprotein called lecithin which help in protecting the membrane damage.
The antioxidant agents (BHT and tocopherol) and emulsifiers (soy lecithin and Triton X-100) were added in adequate amounts (30-100 ppm in relation to the total mass of substrate) at the beginning of the reactions.
The UV spectra of PPE, lecithin and their complex were shown in Fig.
Since there appeared to be competition for the oil/ water interface between the lecithin and the hydroxypropylcellulose when used together, the authors conclude that "the skill for the technologists consists in the right mixture, as both compounds compete for the same interface.
In addition, the presence of Lecithin boosts the loading quality, avoids excessive concentration of the nanoparticles upon the fibers' surfaces, reduces the undesired yellowing of the fabric, and increases the antibacterial performance through a gradual release with lowest toxicity for fibroblast cells," he reiterated.
INGREDIENTS: Enriched Bleached Wheat Flour (Bleached Flour, Malted Barley Flour, Niacin, Iron, Thiamin Mononitrate, Riboflavin, Folic Acid), Vegetable Oil (contains one or more of the following oils: Cottonseed Oil, Palm Oil, Soybean Oil), Dextrose, Water, Sugar, High Fructose Corn Syrup, Food Starch--Modified (Corn and/or Wheat), Contains 2% or Less of the Following: Eggs, Nonfat Milk, Glycerin, Soy Flour, Corn Syrup Solids, Leavening (Sodium Acid Pyrophosphate, Baking Soda, Sodium Aluminum Phosphate), Preservatives (Potassium Sorbate, Sodium Propionate, Calcium Propionate), Salt, Natural and Artificial Flavor, Mono--and Diglycerides, Soy Lecithin, Spices, Tapioca Starch, Wheat Starch, Artificial Color, Cellulose Gum, Guar Gum, Karaya Gum, colored with extracts of Annatto and Turmeric.
The consequences of this could be catastrophic since chocolate in the US is a worrying combination of lactose, soy lecithin and a chemical called PGPR - polyglycerol polyricinoleate (caster oil to you and me).
de), a pioneer in the lecithin market; the group's product range now extends from a number of different lecithin products through high quality MCT oils to the natural colourant, red palm oil, and spray-dried coconut milk powder.
To enhance its electrospinnability, we mixed alginate with PEO and lecithin as a processing agent.