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John

The Triple Helixian is an unbiased science and research-based site that attempts to clarify and elucidate questions about skin care, while aspiring to be the most thorough and complete source of information.
John has written 169 posts for The Triple Helixian

Part III: Retinol Metabolism Cont’d; Why Retinol Can Never Replace Tretinoin

In Part I, we discussed an overview of retinol metabolism in the skin. It delved into the actual steps and corresponding classes of enzymes responsible for the conversion process. Part II examined and analyzed the various issues about retinol use such as: retinol strength, and concomitant use with acidic products. In this final part, we will discuss whether or not retinol can … Continue reading

Giveaway: Win the Lash Stash: Includes Shu Uemura Eyelash Curler and Mascaras! (CLOSED)

***THIS GIVEAWAY IS CLOSED AND THE WINNER IS BOO-BOO W.! CONGRATS!  As a way of thanking you guys and to commemorate this holiday season, I’m doing a giveaway! I modelled this giveaway after the Sephora Favorites Lash Stash, which includes a ton of mascaras for people who want to try them all, but who don’t want to go … Continue reading

Ebates: An Easy Way to Save Money

I’ve been using this cash back program for most of my online purchases (I forgot to use it a few times!) since the 2010 holiday season, when I first got into makeup and skin care. In total, I’ve accrued just over $200 dollars. Considering that most of the stores that I shop at offer anywhere from 3%-12% cashback, … Continue reading

Makeup with SPF: Effective or Not?

Want to know how effective makeup products with SPF are? Find out here: http://www.futurederm.com/2012/11/15/makeup-with-spf-effective-or-not/

My Top Liquid Face Makeup Products from Sephora

With the Sephora VIB Sale starting today, I thought I’d share my HG foundations! What are yours? http://www.futurederm.com/2012/11/08/my-top-liquid-face-makeup-products-from-sephora/

Common Misconceptions of Skin Care Terminology

Have you committed these “errors” before? Let us know down below! http://www.futurederm.com/2012/11/01/common-misconceptions-of-skin-care-terminology/ Thanks for all your support!

This or That: A Brief Look at Lightweight Sunscreens

This is just a quick follow-up post describing a great dupe for the EltaMD UV Clear SPF 46 product that doesn’t contain niacinamide. Enjoy! http://www.futurederm.com/2012/10/27/this-or-that-a-brief-look-at-lightweight-sunscreens/

Should Niacinamide and L-Ascorbic Acid Be Used Together?

Ever wonder if vitamin C and vitamin B3 should be used together? Look no further: http://www.futurederm.com/2012/10/25/should-niacinamide-and-l-ascorbic-acid-be-used-together/ Enjoy and make sure to read the comments. Within a matter of hours, the comments just flooded in. So much to respond to! 🙂

The Benefits and Limitations of Skin Care Product Reviews

It seems like we’re always reading product reviews. And while they’re useful, it’s important to keep in mind that they can only go so far. Check out my pros and cons: http://www.futurederm.com/2012/10/18/the-benefits-and-limitations-of-skin-care-product-reviews/ Feel free to add your own to the list! Have fun.

How does Octinoxate Degrade Avobenzone?

Are you curious about what “2 + 2 addition of cinnamates and alkenes” actually means? Then check this out: http://www.futurederm.com/2012/10/12/how-does-octinoxate-degrade-avobenzone/ Enjoy and don’t hesitate to share and comment. 🙂

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