Shop Wholesale Entropy Lash Booster Serum #Serum. Entropy Lash Booster Serum is a nourishing, vegan formula that strengthens, lengthens, and boosts fullness for healthier brows and lashes, often used post-perm/bleach, featuring ingredients like Biotin, Madecassoside, and protein complexes, available in clear or tinted (black/brown) options that can double as mascara for natural definition or stronger hold.

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