Bio‐sourced polymers in cosmetic emulsions: a hidden potential of the alginates as thickeners and gelling agents

2021 ◽  
Vol 43 (5) ◽  
pp. 573-587
Author(s):  
Daria Terescenco ◽  
Lalia Hadj Benali ◽  
Fabien Canivet ◽  
Maud Benoit le Gelebart ◽  
Nicolas Hucher ◽  
...  

2008 ◽  
Author(s):  
Claire Wells ◽  
James R. Lee ◽  
Christopher Hooban ◽  
Wynn Vo
Keyword(s):  


1992 ◽  
Vol 20 (1) ◽  
pp. 138-143
Author(s):  
Maria Carrara ◽  
Lorenzo Cima ◽  
Roberto Cerini ◽  
Maurizio Dalle Carbonare

A method has been developed whereby cosmetic products which are not soluble in water or in alcohol can be brought into contact with cell cultures by being placed in a cell culture insert, which is then placed in the cell culture well. Preliminary experiments were carried out with L929 cells, and cytotoxicity was evaluated by measuring neutral red uptake and the total protein content of treated cultured cells. Encouraging results were obtained in comparisons of three cosmetic emulsions and of one emulsion containing a range of concentrations of two preservatives, Kathon CG and Bronopol.



2011 ◽  
Vol 21 (2) ◽  
pp. 126-128
Author(s):  
R. Brummer
Keyword(s):  


Marine Drugs ◽  
2021 ◽  
Vol 19 (3) ◽  
pp. 128
Author(s):  
Leonel Pereira ◽  
Ana Valado

Edible marine algae are rich in bioactive compounds and are, therefore, a source of bioavailable proteins, long chain polysaccharides that behave as low-calorie soluble fibers, metabolically necessary minerals, vitamins, polyunsaturated fatty acids, and antioxidants. Marine algae were used primarily as gelling agents and thickeners (phycocolloids) in food and pharmaceutical industries in the last century, but recent research has revealed their potential as a source of useful compounds for the pharmaceutical, medical, and cosmetic industries. The green, red, and brown algae have been shown to have useful therapeutic properties in the prevention and treatment of neurodegenerative diseases: Parkinson, Alzheimer’s, and Multiple Sclerosis, and other chronic diseases. In this review are listed and described the main components of a suitable diet for patients with these diseases. In addition, compounds derived from macroalgae and their neurophysiological activities are described.



2015 ◽  
Vol 63 (7) ◽  
pp. 519-524 ◽  
Author(s):  
Yutaka Inoue ◽  
Yuka Iwazaki ◽  
Yoshinori Onuki ◽  
Chiaki Funatani ◽  
Isamu Murata ◽  
...  
Keyword(s):  


Open Ceramics ◽  
2021 ◽  
Vol 8 ◽  
pp. 100183
Author(s):  
E. Guzi de Moraes ◽  
M.D.M. Innocentini ◽  
L. Biasetto ◽  
A.P. Novaes de Oliveira ◽  
D. Hotza ◽  
...  


2011 ◽  
Vol 43 (1) ◽  
pp. 12-28 ◽  
Author(s):  
AMANDA LACA ◽  
BENJAMÍN PAREDES ◽  
MARIO DÍAZ
Keyword(s):  
Egg Yolk ◽  




1980 ◽  
Vol 59 (5) ◽  
pp. 373-380 ◽  
Author(s):  
B. Elsenhans ◽  
U. Süfke ◽  
R. Blume ◽  
W. F. Caspary

1. In the present investigation with rings of everted rat small intestine, carbohydrate gelling agents (plant polysaccharides) such as guaran, pectin, tragacanth, carubin and carrageenan were employed to study their direct effect on intestinal absorption of α-methyl-d-glucoside, d-galactose, l-leucine and l-phenylalanine. 2. Inhibition was found to correlate with the viscosity of the incubation medium, a function only of the polysaccharide concentration, and was independent of other properties of the carbohydrate gelling agents. 3. Reversal of this inhibition was achieved either by washing the tissue free of polysaccharide or by raising tissue agitation. 4. Uptake kinetics in polysaccharide-containing solutions revealed a marked increase of the apparent Michaelis constant although the maximal transport capacity remained essentially unaltered. 5. Since there was no binding of the substrate by the polysaccharides under experimental conditions as judged by a membrane filtration technique, it is concluded that carbohydrate gelling agents may impair intestinal absorption by means of an increased unstirred layer resistance.



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