Think Dirty – Shop Clean 4+

Think Dirty is the easiest way to learn about the potentially toxic ingredients in your skincare, cosmetics and personal care products. It’s an independent source that allows you to compare products as you shop. Scan the barcode, and Think Dirty will give you easy-to-understand product information. Track harmful chemicals in your cosmetics and personal care products, and find cleaner, safer alternatives to enhance your skincare routine.

• Search by Keyword or Barcode Scanning: Access over 850,000 cosmetics and personal care products and learn about potentially harmful ingredients and carcinogens.

• Real-Time Rating (Premium): Instantly scan beauty, skincare, cosmetic, and household products for immediate ratings—no waiting required!


• Personalized Ingredient Preferences (Premium): Pre-select allergens and ingredient preferences for a personalized shopping experience. You'll also receive alerts if carcinogens or harmful ingredients are detected in your viewed products.

• Search by Ingredient (Premium): This option unlocks detailed information about any cosmetic or skincare ingredient, its health impact, sources, and products that contain it.

• Search by Curated Categories (Premium): Access curated specialty skincare and cosmetic lists, such as Mineral Sunscreens, SLES-Free Skincare, and Vegan Makeup.

• Dirty Meter®: Get comprehensive ratings, detailed information on ingredients, certifications, and health impacts, and easy-to-understand insights.

• My Bathroom Rating: Track and rate your existing skincare and cosmetic products to see how “clean” your bathroom is and monitor your progress.

• Upvote Non-Rated Products: Help expand our database by upvoting non-rated products and encourage brands to get their skincare and cosmetic items reviewed.

• Shopping Lists: Save your favourite products and simplify skincare and cosmetic shopping.

• Shop Now: You can purchase products directly from Amazon, Sephora, The Detox Market, Well.ca, and other major retailers.

• UPC Submission: Are we missing a product? Use your device's camera to scan its barcode and capture the list of ingredients with OCR, then submit it to us. For registered users who submit products, we will thank you with a discount code to use our beauty box subscription and notify you once they are in our database.


As mentioned in:

Bloomberg, New York Times, O Magazine, Today's Show, NPR, Fast Company, Huffington Post, TED Blog, Allure Magazine, The Atlantic, PSFK, New York Magazine, Buzzfeed, Consumer Reports ShopSmart Magazine, Global News, Toronto Star, City TV, CTV, App Central, Brit + Co, Refinery 29, Telegraph, The Guardian, Design Taxi

"What changed my routine and really my life is the Think Dirty app." - Ruby Rose

App of the Day 2021

Fast Company World Changing Ideas Awards - North America - Overall - 2020

25+ Apps To Make Your Everyday Life Easier – TED Blog

7 New Beauty Apps You Need to Download Now – Allure Magazine

The Beauty And Fashion Apps You Need To Download, ASAP – Glamour Magazine UK

“It helps me make informed choices on products that I am bringing home.”
– TED Blog Staff, Kyle Shearer

"Tse's quest for greater transparency is personal. Her mother is a breast cancer survivor, so she's sensitive to hidden dangers in the products around us."
– Fast Co. Exist

"Think Dirty miiiight be the best app ever" – Grist

"An App That Helps You Find the Safest Make-up."
– The Atlantic

"With a tool like Think Dirty, consumers can help find and promote good companies that are using non-toxic ingredients. You shouldn’t have to be a toxicologist to know how to find safer products."
– Janet Nudelman, Campaign for Safe Cosmetics

As a small team, we diligently work to accommodate the overwhelmingly positive amount of users' submissions (especially from our international users) to our database.

We appreciate constructive feedback. Please email us at questions@thinkdirtyapp.com if you have comments or suggestions.