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Section: Formulas/Products > Sun Care
Sun Care
Controlling Hydroxyl Radical Formulation in TiO2 Sunscreens
Titanium dioxide (TiO2) is an effective sunscreen agent but its rutile form may produce hydroxyl radicals upon exposure to sunlight. Thus, the authors use salicylic acid as a capture agent to examine the development of free radicals in solutions or creams containing TiO2. They also explain how the choice of emulsion may reduce free radical generation.
Sun Care
A Review of Current Sunscreen Formulation Techniques and Technology
The author reviews several sunscreen formulations currently on the market and discusses their effectiveness and formulation strategies.
Event Coverage
Future Testing, Safety and Formulating Headline the Sunscreen Symposium
"I am convinced the earth-shattering event [in sunscreens] will eventually become the greater awareness for the big difference between SPFindoor and SPFoutdoor," writes Uli Osterwalder, regarding new findings at this year's Sunscreen Symposium.
Nutricosmetics
Supplementing Sunscreens: Rosemary and Grapefruit Protect Skin from Within
Concerns over the damaging effects of sun exposure continue to grow as increasing evidence becomes available. In relation, growing scientific research supports sun protection from within as an adjunctive approach to topicals; one such solution is presented here.
Sun Care
Mara Offers Skin GlowDefense with Sea Kale Sunscreen Sérum
Using GlowDefense technology, this sunscreen serum works to protect and hydrate skin with its lightweight formula consisting of algae, zinc, blue sea kale and hemp seed.
Sun Care
Love Sun Body Sunscreen Receives COSMOS Certification
Love Sun Body has been certified by Ecocert Cosmos Natural and named reef-safe and vegan by the Environmental Working Group (EWG).
Sun Care
Antioxidants in Sunscreens for Improved ROS Protection
In the present article, sunscreens containing the antioxidants vitamin E and diethylhexyl syringylidene malonate were tested for their efficacy in preventing UV-induced reactive oxygen species in the lower stratum corneum. The addition of the antioxidants was found to significantly improve the ability of low to high SPF sunscreens to attenuate ROS formation in UV-exposed skin.
Sun Care
Formulators Forum - Sunscreens: Current Issues and Controversies
Like you, I have attended an astounding number of scientific conferences and have read seemingly unending technical papers dealing with what most of the time are topics of interest to cosmetic chemists. While we always can learn from these meetings and articles, it seems to me that there is a real lack of technical controversy. We sit and quietly accept what is heard as gospel. While we may not agree, we nevertheless just sit back and don’t ask the hard questions. Does this make sense? Was the test design reasonable? Did they use the proper controls?
Sun Care
Antioxidants in Sunscreens for Improved ROS Protection
In the present article, sunscreens containing the antioxidants vitamin E and diethylhexyl syringylidene malonate were tested for their efficacy in preventing UV-induced reactive oxygen species in the lower stratum corneum. The addition of the antioxidants was found to significantly improve the ability of low to high SPF sunscreens to attenuate ROS formation in UV-exposed skin.
Nutricosmetics
ApplePhenon Ingestible Imparts Sunscreen, Antioxidant Benefits
A recent clinical study published in
Nutrients
confirms the sunscreen and antioxidant efficacy of ApplePhenon, a polyphenol and procyanidin-rich nutritional supplement developed by BGG World.
Sun Care
Researchers Question Safety of Aluminum in Sunscreens
The safety of aluminum in sunscreens and sunblocks is being questioned by scientists at the Birchall Centre for Inorganic Chemistry and Materials Science at Keele University.
Sun Care
Formulating Forum: ‘Retrofitting’ Sunscreens to Market Demands
This article briefly reviews sunscreens raising recent concern and related regulatory actions. It also proposes approaches to adapt formulas to the limitations imposed by both regulations and market demand.
Sun Care
Formula Focus: Mineral Waterless Sunscreen SPF 50
This editor's pick from The Hallstar Company is a waterless, water-resistant and preservative-free formulation designed to provide SPF 50.
Literature/Data
Kynurenines, Layered SPF, Red Algae and More: Sunscreen Patent Roundup
The Universities of Princeton and Utah, L'Oréal, Unilever, Kolmar Korea, Athena, Shiseido, Murata Manufacturing, LG Household & Health and Beiersdorf, among others, have recently published patents related to sunscreen innovation. Following is a roundup.
Efficacy
Wet Skin Factor for Sunscreens: An In vitro Method, Part II
Sunscreens designed for application to wet skin are popular in part due to convenience, skipping the drying step completely. In relation, these authors propose a new in vitro test to compare the wet skin factor of sun care products. Here, 20 products were tested and compared according to several conditions in order to define the best parameters for the method.
Actives
Ultra Highlights Assure+ and Zano/CosmoSurf Ranges at Sunscreen Symposium
Ultra showcased Assure+ and its Zano and CosmoSurf ranges, designed to support the formulation of efficient, aesthetic sun care, during the latest Florida SCC Sunscreen Symposium.
SPF/Sun
[podcast] Sunscreen Innovation Act Update: MUsT Test and Penetration Potential
"What’s changed with respect to sunscreen evaluation is ... the test model they are using now is designed for drugs ...and has never been applied previously for the sunscreens," Epstein reports.
Sun Care
fulfilling the dream of more natural sunscreens – with Antaron™ eco ethylcellulose
Antaron™ eco ethylcellulose is based on sustainably sourced, zero-deforestation, wood-derived cellulose and is made in a water-based manufacturing process. It provides excellent water resistance in light feeling sprays and emulsions.
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