IUNIK Beta-glucan moisture serum is formulated with 400,000 ppm beta glucan, mushroom yeast extract. The moisturizing serum has zero irritating stuff and no alcohol in the formula. The serum provides all day and night-long moisturization. The facial serum helps to restore hydration and fight signs of aging. The hydrating formula will be absorbed deeply through the layer of skin in seconds without clogging pores or heavy feeling.