What's Wrong with this Formula?

Oct 13th, 2008

Ken Klein

Water Resistant SPF 45 Lotion

A.
Water (aqua), qs to 100%
Methylparaben, 0.6
Propylene glycol, 6.0
PVP, 2.0
Carbomer, 0.75
Tocopherol acetate, 0.2
Octyl methoxycinnamate, 7.5

B.
Oxybenzone, 6.0
Stearic acid, 3.0
Mineral oil, 10.0
Zinc oxide, 5.0
Avobenzone, 3.5

C.
Triethanolamine, 99%, 3.0

D.
DMDM hydantoin, 0.2

E.
Fragrance, 0.25

This formulation contains more than 10 errors. Click here to download the answers.

woman smart sassy holding jar of skin cream - hair pulled back - shoulders and up AdobeStock_595997467

Western University Scientists Uncover Protein with Next-level DNA Damage Repair Potential

The protein could be introduced into any organism to increase its cellular DNA repair efficiency. Mindy Goldstein, Ph.D., weighs in: "This is the first direct proof of a DNA repair enzyme from [D. radiodurans] that works through a unique mechanism."

Black woman smiling holding cucumber slices over her eyes hair up in towel

Editor's Note: Pursuit of Skin Health and Happiness

Concerns over skin health are on the rise. Here, we present solutions for healthy skin and scalp, including: oily/acneic and compromised skin care, a natural microbiome-focused deodorant, anti-hair loss scalp care, wellness beauty, dermocosmetics, etc.

Woman In Blue Light High Tech Facial Concept Recombinant Protein Story Adobe Stock 837834848

The Rise of Recombinant Proteins in Beauty - and Making them Scalable

Considering the momentum recombinant proteins are gaining in beauty, here C&T takes closer look at what they are, how they're used, market demand, future directions and their production, with Mindy Goldstein, Ph.D., and Johnny Cordiner, CEO, Phenotypeca.

Active ingredient XYLISHINE™C to restore scalp and fiber for beautiful hair

Active ingredient XYLISHINE™C to restore scalp and fiber for beautiful hair

Seppic introduces XYLISHINE™C, an active ingredient that acts globally to repair the scalp and hair cuticles. It is a perfect active for hair care with an action both on scalp and fibers for moisturized and beautiful hair results.

Woman Hidden Plants Thoughtful Happy Adobe Stock 142377452

Editor's Note: Catching 'Green Fever'

This issue presents green/sustainable ideas and emphasizes the urgency of reducing negative environmental impacts. The industry has been catching "green fever" for a while now and every bit counts. Hopefully it adds up enough in time to make a difference.

“Ocean beauty trends, focusing on sustainably sourced marine ingredients, are also emerging. These changes signify a shift toward environmental responsibility.'

Expert Opinions on Responsible Beauty: Ocean Sourced, Fermented, Planet Positive, AI Enabled and Consciously Cultivated

“Toxin-free,” zero impact, fair trade, biodegradable, etc., are all facets of the responsible beauty movement. This month, we asked several industry experts to weigh in about the meaning of responsible beauty and its current and future market directions.

Woman Rainforest Green Adobe Stock 89226842

Climate Change, Beauty’s Influence and a Sustainable Path Forward

This article describes drivers of climate change and how our industry can mitigate them. It also explores the impact of climate change on naturals, novel farming/biotech solutions and choices formulators can make to support sustainability.

Spilled Talc Powder J&j Story Update Adobe Stock 804366889

J&J Talc Suit Tally: $6.48 B Offer, $11 B Reserves, $700 M to States — Plus New Class Action and Talc-Cancer Evidence

J&J's path through talc suits is long, winding and confusing. Here, we've mapped out payouts and recent twists and turns — including a new class action seeking damages and medical monitoring, and a recent study suggesting a talc-cancer association.

Here, Dove and P&G experts help us explain why hair bonding is hot and explore the three main types of bonding agents.

Dove and P&G Experts on the Hair Bonding Buzz—Plus 3 Main Types

The hair bond builder or "multiplier" market is expected to expand at a CAGR of 7.80% from 2021 to 2028. Here, Dove and P&G experts help us explain why and explore the three main types of bonding agents.

Kenvue Skin Care Research Findings Aad 2024 Microbiome Adobe Stock 586841786

Kenvue Drives Home the Clinical Efficacy Message, Uncovers Microbiome, Lipids, TXA, Acne and Other Findings

Kenvue highlighted 22 clinical findings from studies presented at this year's AAD. Topics included oats and the microbiome, NMF + lipids for a skin barrier boost, ZnO skin protection, acne care hydrocolloid patches, TXA + niacinamide, anti-aging and more.

Paul Dalton and Ievgenii Liashenko demonstrate the use of an open source 3D printer that uses melt electrowriting, a printing technique developed by Dalton.

L'Oreal x University of Oregon Use Melt Electrowriting to Form Bilayered Skin Model in 18 Days

Produced via a network of finely structured 3D printed threads, a bilayered artificial skin capable of testing dermo-cosmetics and pharmaceutical treatments can be created in 18 days.