Lignin

https://datapdf.com/sunscreen-performance-of-lignin-from-different-technical-rescd6575f81e25f004445b064e74801d5b3534.html

The present invention relates to 100 parts by weight of the total composition, a sunscreen composition comprising 10 to 30 parts by weight of any one or more of lignin or modified lignin as a filler, or 100 parts by weight of the total composition, any of lignin or modified lignin It relates to a sunscreen composition comprising at least one to 2 parts by weight as an additive and a cosmetic composition comprising the same, by using the lignin or modified lignin in the above range, while solving the problems such as skin toxicity of conventional sunscreen compounds excellent It is possible to prepare a composition exhibiting a sunscreen effect.

https://www.mdpi.com/2079-9284/7/4/85/htm

https://biomedres.us/pdfs/BJSTR.MS.ID.004430.pdf

Five light-colored lignin samples extracted from bagasse and their application in sunscreen are reported. The effects of lignin structure on its color and UV-shielding performance are discussed. The ...

https://pubs.acs.org/doi/10.1021/acsomega.0c01742

https://bioresources.cnr.ncsu.edu/resources/recent-progress-in-the-production-of-lignin-based-sunscreens-a-review/

https://www.researchgate.net/publication/265215220_Lignin_A_nature-inspired_sun_blocker_for_broad-spectrum_sunscreens