Hydroxide

Hydroxide (OH-) is an anion composed of one oxygen and one hydrogen atom, carrying a negative electrical charge. While hydroxide ions themselves are not directly used in skincare or spa treatments, they play a crucial role in the formulation and function of various...

Hyperpigmentation

Hyperpigmentation is a common skin concern characterized by the overproduction of melanin, resulting in darker patches or spots on the skin. This condition can be caused by various factors, including sun exposure, hormonal changes, inflammation, and skin injuries. It...

Hypertrichosis

Hypertrichosis, also known as “werewolf syndrome,” is a rare condition characterized by excessive hair growth on various parts of the body. Unlike hirsutism, which is caused by hormonal imbalances and primarily affects women, hypertrichosis can affect both...

Hypertrophy

Hypertrophy is a medical term that refers to the abnormal growth of the skin. This growth can occur due to a variety of factors, including genetics, trauma, infection, and inflammation. Many forms of hypertrophy are benign or harmless, but some may require medical...

Ice globes

Ice globes for the face, also known as facial ice globes or facial ice rollers, are a popular tool in skincare. These devices typically consist of a pair of handheld globes filled with a cooling liquid that can be kept in the fridge or freezer before use. They are...