Watch UV protection test with 'numbuzin No. 1 Sun Essence' under sunlight
A lightweight Korean sun essence demonstrated with a UV-sensitive goose figurine that visibly turns red without sunscreen.
What is this trend?
The video features numbuzin No. 1 Clear Filter Sun Essence SPF 50+ PA++++ applied to a UV-reactive goose toy. When brought under direct sunlight, the untreated goose turns bright red from UV rays while the one coated with the sun essence stays completely white.
Why the hype?
Viewers love how intuitively this visual experiment proves sunscreen effectiveness without complicated scientific jargon. numbuzin No. 1 is widely praised for its weightless, watery texture that absorbs quickly without any white cast or stickiness.
Where is it spreading right now?
Accumulating over 13 million views on YouTube Shorts, this video has driven global K-beauty fans to add the sun essence to their YesStyle carts. International skincare communities frequently cite it as a must-have staple for daily summer routines.
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