【 Dye source 】
【 Dye efficacy 】 Coffee bean fruits contain a large amount of tannin compounds, which have antioxidant and antibacterial effects.
A natural dye extracted from the fruit, stem and leaf of coffee bean, Torreya shell, chestnut shell, etc., used in the brown series.
【 Dye efficacy 】 Coffee bean fruits contain a large amount of tannin compounds, which have antioxidant and antibacterial effects.
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