COSRX Propolis Synergy Toner in Beauty: NA. COSRX Propolis Synergy Toner is an ultra-hydrating toner that contains 72.6% Black Bee Propolis Extract and 10% Honey Extract to soothe and nourish skin. This essence-like toner is formulated with minimal ingredients and no water to deliver maximum efficacy. The high concentration of propolis provides anti-inflammatory, anti-bacterial, and healing properties with maximum efficacy to the skin.. Ideal for dry and dehydrated skin. Dermatologist tested, hypoallergenic & cruelty-free. Free of Parabens, Phthalates, Sulfates, Mineral Oil, Artificial Fragrance, and Alcohol. 150 ml. After cleansing, apply an appropriate amount onto a cotton pad and gently sweep across skin. CORX-WU57. COS287. COSRX - pronounced kos-are-ex - is committed to making ingredient-oriented, high-performance skincare. Using a minimal number of highly effective natural extracts in concentrated doses, COSRX products deliver visible results by treating skin with only the essentials it needs and nothing it doesn’t.