How do sunscreens really work? The science

How do sunscreens protect our skin? Here's the science behind how organic ("chemical") and inorganic ("physical") sunscreens convert UV into other forms of energy. Subscribe for videos every week: http://bit.ly/labmuffinyt Warning: This is for the super nerds - if you're more interested in how to choose a sunscreen that fits your needs, check out my other videos: Chemical vs Physical Sunscreens: https://youtu.be/iK0FSmrR-gA Sunscreen playlist: https://www.youtube.com/playlist?list=PLbpMGOFlpHNA1G35ggBDgO-XZK6lamZj3 In this video: * Sunscreens and UV * How do organic sunscreens work? * Electrons absorbing energy * Which wavelengths get absorbed? * Reading absorbance curves * How do inorganic sunscreens work? Blog post with more info and references here: https://labmuffin.com/how-do-sunscreens-work-the-science-with-video/ ----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! ----FOLLOW---- Blog https://labmuffin.com Instagram https://instagram.com/labmuffinbeautyscience Facebook https://facebook.com/labmuffin Twitter https://twitter.com/labmuffin ------------------------------------- Want smooth, glowing skin? Grab a copy of my FREE Essential Guide to Exfoliation! https://labmuffin.com/exfol ------------------------------------- ----RELATED POSTS AND VIDEOS---- Free exfoliation guide https://labmuffin.com/free-guide Why DIY Sunscreen Doesn't Work: https://youtu.be/aTNcbLHZusc Using Sunscreen and Make-up Together: https://youtu.be/XULpx1jaREo Sunscreen and Vitamin D: https://youtu.be/CAqRMr47KWk How much sunscreen do you need? https://youtu.be/NKS5kMbZBlk Chemical vs Physical Sunscreen: https://youtu.be/iK0FSmrR-gA How antioxidant skincare works: https://youtu.be/dXsJh8pGWwA Is High SPF Sunscreen Better? https://youtu.be/5ISHlw7j3t0 Is Your Sunscreen Killing Coral? https://youtu.be/b9zVfj8Q2pk Protecting Your Skin From Visible Light: https://youtu.be/XYrylZkmT_w How to Protect Your Skin Against UVA: https://youtu.be/qQO9pOYapnM Sunscreen and SPF myths: https://youtu.be/KcmVdQ_j2C8 Indoor sunscreen: https://youtu.be/BUIWZcwflx4 How to reapply sunscreen over makeup: https://youtu.be/pamzfQy2pvo Choosing UV-protective clothing: https://youtu.be/uk9uaBU025I Busting More SPF Myths: https://www.youtube.com/watch?v=ADvwMA8E0jQ Blog post for this video with more info: https://labmuffin.com/how-do-sunscreens-work-the-science-with-video/ ----SKINCARE GUIDE---- The Lab Muffin Guide to Basic Skincare is here! Find out more: https://labmuffin.com/skin