volume or weight of contents : ampoule serum 20ml + 20ml product main specifications : for all skin types expiration date (or period of use after opening) : 24 months from date of manufacture how to use : every morning and evening, take 2-3 drops with a dropper during the serum and essence steps and gently apply to the skin of the face. all ingredients required to be listed according to the cosmetics act : all ingredients: purified water, dipropylene glycol, propanediol. ascorbic acid*. 2.3-butane diol. glycerin, denatured alcohol, panthenol'. glycosyltrehalose, hydrogenated starch hydrolyzate. sate, 1.2-hexanediol, sorbitol, polyglyceryl-10 oleate, allantoin, madecassoside, trehalose, butylene glycol, sodium high. aluronate, safflower extract, cacao seed extract, pepper fruit oil, ginger oil, red ginseng extract, reishi mushroom extract, tocopherol™, ferulic acid, squalane, caprylic/capric triglyceride, ceramide np. hydrogenated lecithin, cinnamon leaf oil, damask rose flower oil, soybean oil, disodium edta, tromethamine ※ ace vita complext ingredients:* precautions when using : precautions for use 1) when using cosmetics or after using them, red spots may appear on the area of ​​use due to direct sunlight. if there are any abnormal symptoms or side effects such as swelling or itching, consult a specialist. 2) refrain from using on wounded areas, etc. 3) precautions when storing and handling a) keep out of the hands of children. store in a place where it will not be stored c) store away from direct sunlight precautions for storage and handling 1) the high content of vitamin c is sealed, so it may sizzle when opened. 2) vitamin products may discolor due to oxidation, so it is recommended to use them within 3 months after opening. b) due to the nature of vitamin products, they may increase skin sensitivity, so do not use other products before or after using the product. we recommend using them together. 4) avoid areas that have become sensitive or damaged due to skin care or stimulation. please use it. 5) avoid high temperatures and direct sunlight, and be sure to store with a cap after use. country of manufacture : south korea *it may be shipped as a renewed new product, such as a brand label design container. *the gift product may sell out early due to brand circumstances, so only the original product may be shipped. *if a special, limited, or special product is sold out, the original product may be sent as the same regular product. *when sending general products, components other than the main product may be excluded. *example) main product + keyring → only main product sent *example) 2 main products + 1 free 10ml product → only 2 main products are sent