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72 Results
Section: Testing > Microbiology
Audio
[podcast] The Bigger Issue Behind Microbial Contamination
Many cosmetic recalls in the U.S. relate to microbial contamination but not for the reason you might think. Here, experts from the Univ. of Cincinnati and PCPC explain why it's more than alternative preservatives to blame. Listen now. It's free.
Microbiology
Preservative Efficacy Testing: Accelerating the Process
A preservative efficacy testing method, called the accelerated double challenge, can assesses the ability of a product or material to resist microbial contamination in only 14 days.
Microbiology
Determining Preservative Efficacy in W/O Formulas, Part II: Making Microbiological Safety Assessments
The relevance of microbiological tests for w/o formulas has been questioned, mandating a more holistic approach. This second article in a series examines the failure rate of PETs for w/o products but looks at why this does not mean insufficient stability.
Microbiology
Determining Preservative Efficacy in W/O Formulas, Part I: Test Performance and Limitations
Microbiological test methods for w/o formulas have raised questions in terms of suitability. They also require a more critical view of the results than other product types. This first article in a two-part series reviews the limitations of such methods.
Magazine
Exaggerated Wash Test to Clinically Validate ‘Care Cleansing’ Mildness
To test such products under real-use conditions, an exaggerated cumulative clinical is proposed and demonstrated here in a study assessing the mildness of a care cleansing formula.
Tech/Equipment/Services
Assessing the Effects of Blue Light on the Skin in New Validated Method
Studies have shown blue light can have damaging effects on the skin. Genemarkers has developed a reproducible in vitro method for measuring blue light effects. Learn how Genemarkers’ blue light testing can aid product development.
Magazine
Citizen Science for Skin Microbiome Research—A 'Microbiome-friendly' Case Study
To assess the potential of citizen science for skin microbiome research, the work described here used a consumer test kit deployed in a pilot study of 59 participants to collect data. The results of a case study and more are outlined.
Literature/Data
Topical Antioxidant and Silymarin Serum Improves Facial Acne
After four weeks of product use, subjects showed statistically significant improvement in skin clarity, skin tone evenness and PIH/PIE which continued to improve through week 12.
Microbiology
Phase 3 Data for WINLEVI Supports Efficacy for Acne
“Before WINLEVI became available, there was no topical medication available that was able to reduce sebum production, which is a major cause of acne.”
Companies
Skin Proud Launches #skinsistency Campaign
Skin Proud conducted its first-ever regimen user trial that saw 30 women and men test the brand’s best-selling Sorbet Skin and Detox Tonic within a routine over a two week period.
Microbiology
Sequential Skin Debuts Sequential Bio Testing Solution
Sequential Bio is an in-vivo microbiome testing solution to better understand the effects of ingredients on the body's microbiome in real-world conditions.
Efficacy
Reduction of skin stress by CBD products: Aiming high above the competition
The use of cannabinoid products is growing in popularity. Formulate with cannabinoids confidently with effective technology development strategy from Eurofins – download a free brochure on CBD testing for safety and compliance.
Microbiology
StratiCELL Expands MicroBIOS Platform to Test
C. acnes
In StratiCELL’s MicroBIOS Platform, the company can now colonize reconstructed epidermis with an IA1 phylotype strain of
C. acnes
that will elucidate interactions between the skin and its flora.
Magazine
Stress and Psoriasis: How TCM Herbs Can 'Cool' Inflamed Skin
This study explores how TCM can be leveraged in skin products to holistically improve conditions such as psoriasis. In particular, properties of honeysuckle,
Rehmannia glutinosa
and rhubarb are described and tested here in vivo.
Safety/Stability
Analyze, Optimize: Ensuring Pollution Won’t ‘Get Under Your Skin’
Anti-adhesion, removability, anti-penetration and cleansing properties were assessed in steps, as described here, to optimize formulas for effective anti-pollution protection. An approach was designed to test cosmetic ingredients and formulas for their abilities to suppress the negative effects of pollution in skin.
Testing
Securing Skin: Polysaccharides Deliver Anti-pollution Protection
The present work tests the antioxidant and anti-inflammatory effects of cosmetic polysaccharides for anti-pollution benefits. Air pollution is rising and can negatively impact skin. As such, anti-pollution cosmetics are trending.
Animal Alternatives
MSL Solution Providers Tests Microbiological Profile with VeganSure
The VeganSure solution tests products for antimicrobial efficacy using non-animal derived culture media. These plant-derived or synthetic alternatives are registered with The Vegan Society’s Trademark and have been adopted by the likes of The Body Shop.
Method/Process
New Anti-dandruff Efficacy Data for Symrise's Crinipan PMC Green
Current in vivo data reportedly shows Crinipan PMC green to be as effective as conventional solutions for dandruff.
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