Top 7 Sunscreen and SPF Myths | Lab Muffin Beauty Science Video

Every summer brings with it sunshine, and more SPF myths than you ever asked for. Here's a breakdown of my top 7 sunscreen myths.
Subscribe for videos every fortnight: http://bit.ly/labmuffinyt
Let me know which myths I've missed in the comments!
This is the second of my #skincaremyths series - the first is here: https://youtu.be/qjIRcz8g2Pk

Myths covered:
* SPF 30 and SPF 50 aren't that different
* DIY sunscreen is effective
* Sunscreen is bad for your health
* Chemical sunscreen needs to be applied to bare skin
* SPF-rated makeup gives good protection
* Layering products with SPF doesn't work
* You only need to reapply sunscreen if you've been in the sun

A couple of very good open-access references:
https://onlinelibrary.wiley.com/doi/full/10.1111/1753-6405.12873
https://jamanetwork.com/journals/jamadermatology/article-abstract/2661597
Blog post with more references here: https://labmuffin.com/top-7-sunscreen-myths-video/ ‎
Skincare guide with sunscreen sample chapter: https://labmuffin.com/skin

----ABOUT----
Lab Muffin Beauty Science is a channel by me, Michelle - I'm a chemistry PhD and beauty lover, here to explain how beauty products work, debunk myths, and help you make smarter decisions about your skincare, hair and makeup!

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Want smooth, glowing skin? Grab a copy of my FREE Essential Guide to Exfoliation! https://labmuffin.com/exfol
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----RELATED POSTS AND VIDEOS----
Free exfoliation guide https://labmuffin.com/free-guide
Sample chapter on sunscreens from my Skincare Guide: https://labmuffin.com/skin
Biggest Skincare Myths and What to Do Instead: https://youtu.be/qjIRcz8g2Pk
Sun Protection Playlist: https://www.youtube.com/playlist?list=PLbpMGOFlpHNA1G35ggBDgO-XZK6lamZj3
How to Protect Your Skin Against UVA: https://youtu.be/qQO9pOYapnM
Protecting Your Skin From Visible Light: https://youtu.be/XYrylZkmT_w
Blue Light From Screens and Skin: https://youtu.be/ZnpdmXm5oxc
Is Your Sunscreen Killing Coral? https://youtu.be/b9zVfj8Q2pk
Is High SPF Sunscreen Better? https://youtu.be/5ISHlw7j3t0
Chemical vs Physical Sunscreen: https://youtu.be/iK0FSmrR-gA
Sunscreen and Vitamin D: https://youtu.be/CAqRMr47KWk
Using Sunscreen and Make-up Together: https://youtu.be/XULpx1jaREo
Why DIY Sunscreen Doesn't Work: https://youtu.be/aTNcbLHZusc
Blog post for this video with more info: https://labmuffin.com/top-7-sunscreen-myths-video/ ‎

----SKINCARE GUIDE----
The Lab Muffin Guide to Basic Skincare is here! Find out more: https://labmuffin.com/skin

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