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17 Results
Section: Testing > Microbiology
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.
Preservation
The Preservative Challenge: Free Ebook
Contaminants, stability, product spoilage and microbial growth are real threats to consumer safety, a company’s reputation and the bottom line. As such,
Cosmetics & Toiletries
offers this free ebook, sponsored by schülke, for formulation guidance. Download it today!
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.
Literature/Data
Spaceflight Shifts the Microbiome and Skin Condition
The effects of spaceflight on the skin microbiome and structure, and subsequent changes in skin health, sensitivity and the onset of conditions are described in a recent review published in
Skin Pharmacology and Physiology
.
Natural/Sustainable
Solving the Mystery of Natural Product Preservation
Personal care formulators are aware that “natural” products can be difficult to preserve, but they may not be aware of all of the underlying reasons. The experts at schülke have solved the mystery, using non-traditional preservative systems to preserve natural products. Find out how
schülke
can solve your Natural Product Preservation mystery
Literature/Data
Nestlé Sets Out to 'Master the Microbiome'
Nestlé Health Science has entered the microbiome research sphere with the creation of Microbiome Diagnostic Partners, a joint venture with Enterome.
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.
Consumers/Market
Opportunity in Diversity: Formulating for the Multiethnic Market
The expanding multicultural beauty market provides opportunity to formulate products specifically to the needs of ethnic skin types. Pigmentation is not the only difference between black and Caucasian skin, the skin barrier and other factors come into play.
Literature/Data
Givaudan Active Beauty Leads the Way in Skin Microbiome Research
At Givaudan, innovation is in our DNA: we thrive on the challenge of constantly pushing boundaries to develop new ideas and enhance existing concepts. In a bid to take our Active Beauty cosmetic ingredients to the next level, seven years ago we launched a pioneering research project into the relationship between the human microbiome and our health, beauty and well-being. Discover our dedicated video and be conquered.
Literature/Data
[podcast] Age of Inflammation: How Health is Driving the Microbiome Market
"I think millennial women are changing the world by doing something that’s never been done before," says Larry Weiss, M.D. "They're reading labels and asking questions." What are they looking for? Read on and listen in to learn more.
Skin Care
Microbiome Utopia: The Secret to Skin Care Success [with podcast]
The secret to successful skin care is not the emollient choice. Nor is it nourishing ingredients or proper pH. The secret is at the intersection of these variables, where a utopian environment forms so the microbiome can "take it from there"; at least, that's what recent research from J&J suggests. Kim Capone, Ph.D., explains the research in this podcast. Listen now!
Efficacy
Industry Insight: Testing the Most Efficient Color Shampoo/Conditioner Duos
In this "Industry Insight," Sabina Wizemann, senior chemist of the Health, Beauty and Environmental Sciences Lab at the Good Housekeeping Institute has evaluated shampoo and conditioner pairs to identify the best performers for hair dye retention. In a recent interview, she explained how she tests these products, analyzes their efficacy and claims, and which duos exemplified the highest efficacy, compared with other products.
Testing
Propanediol Caprylate: Shifting the Microbiome, Sebum Levels and Classic Approach to Dandruff
Propanediol caprylate was previously shown to deactivate
Malassezia
for dandruff control. In parallel, its effects to shift the balance of
Cutibacterium
and
Staphylococcus
in the scalp microbiome, and reduce dandruff and sebum are explored here.
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.
Testing
Proposed Method to Evaluate the Microbiological Stability of Cosmetics During Use
The authors propose an approach to assess the microbial stability of a product during use, referred to as the Microbiological Use Test (MUT), and apply this analysis in case studies to predict the microbiological risk of commercial products. The described test has been used successfully in the development of cosmetics.
Event Coverage
Testing Innovators: Submit Now to Take Center Stage at the
2026 C&T Allē Awards
Do your methods and devices put cosmetic innovations to the test? The
Cosmetics & Toiletries
2026
Allē Awards
want to recognize you - enter now.
Polls
[poll results] How Often do you Conduct Microbiological Testing During the Product Development Process?
As you know, microbial contamination is the bane of cosmetics formulators' existence and one of the most common reasons products are recalled. So we asked last week: how often do you test for microbial contamination during PD? Here's what you said.
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