For your skin
A traditional Japanese botanical (Job's tears) that hydrates and calms irritated skin.
Want the science? Keep reading ↓Mechanism of action
Coix seed extract traditionally used in Japan; anti-inflammatory with mild humectant action.
Why we tier this moderate
4 cited papers across 2 countries. The mechanism is well-described and there's at least one controlled trial in the literature, but we tier this Moderate rather than Strong to stay honest about how many specific papers we cite directly.
Cited research
Lee ES et al., Anti-Pruritic and Immunomodulatory Effects of Coix Sprouts Extract, International Journal of Molecular Sciences 2024
Goelzer Neto CF et al., Natural sources of melanogenic inhibitors: A systematic review, International Journal of Cosmetic Science 2022;44(2):143-153 — SR identifying Coix lacryma-jobi (adlay/Hatomugi) as a melanogenesis inhibitor
Amen Y et al., Melanogenesis inhibitors from Coix lacryma-jobi seeds in B16-F10 melanoma cells, Natural Product Research 2017;31(23):2712-2718 — isolated compounds from Coix lacryma-jobi seeds inhibited melanin production
Manosroi A et al., Biological activities of fructooligosaccharide (FOS)-containing Coix lachryma-jobi Linn. extract, Journal of Food Science and Technology 2014;51(2):341-346 — Coix extract antioxidant activity comparable to vitamin C
Sources: 10 clinical journals and regulatory databases across the US, EU, Korea, Japan, and China. Every entry points to a specific document. See methodology for the full list and what each outcome label means.