Niacinamide

Niacinamide is a type of vitamin B3. It is widely used in skin care products because of its brightening, anti-inflammatory, moisturizing, and anti-aging effects.

Kojic acid

Kojic acid is an organic acid produced by fungi of the Aspergillus genus and other specific types of microorganisms. It is known for its skin-lightening properties, effectively inhibiting melanin production to prevent tanning and pigmentation.

Hydroquinone

Hydroquinone is a dihydrinc phenol.It has the effect of inhibiting the excessive accumulation of melanin, which causes skin blemishes, and is used as a brightening agent in cosmetics, but its safety has been concerned due to frequent side effects.

Melanocyte

Melanocytes are cells that produce the pigment and are also called melanin cells or pigment cells.They appear in the dermis, sweat glands, sebaceous glands, and meninges,and other tissues, are distributed in the basal layer of the epidermis. They synthesize melanin by intracellular tyrosinase and have the function of preventing UV-induced damage to somatic cells.

Angular cheilitis

Angular cheilitis is a condition where inflammation occurs at the corners of the mouth that causes redness and swelling at the edges of the lips, then the skin may peel or form crusts. Angular cheilitis also causes dryness and deep cracking of the lips. When speaking or eating, the corners of the mouth may crack when the mouth is opened wide, causing pain.

Anaphylactic shock

Anaphylactic shock is an acute allergic reaction characterized by allergic symptoms occurring throughout the body in a short period of time. It may result in a sudden drop in blood pressure and may cause shock symptoms. Anaphylactic shock can occurs not only with food allergies, but also from bee stings or the use of medications.

Chlorhexidine gluconate

Chlorhexidine gluconate is a powerful antiseptic and disinfectant. It possesses a broad spectrum of antimicrobial activity against bacteria, fungi, viruses. Due to its high antimicrobial persistence and minimal irritation to the skin and mucous membranes, it is widely used in medical institutions for its safety profiles.

Steroid-containing antibiotic

A steroid-containing antibiotic combines the benefits of both steroids and antibiotics, providing anti-inflammatory and antibacterial effects. It is used for the treatment of skin inflammation and infections.

Protease

Protease is the general term for hydrolytic enzymes that catalyze the breakdown of proteins into smaller polypeptides or single amino acids. They are involved in many biological functions, including digestion of ingested proteins, protein catabolism (degradation of old proteins), and cell signaling.

Corneal epithelium disorder

Corneal epithelium disorder is a condition in which the corneal epithelium, the outermost layer of the cornea is damaged, causing severe pain on the surface of the eye. Causes include trauma , foreign bodies, dry eye, and drugs such as eye drops.