Concentrations for hair serums are typically similar to those for skin, ranging from 1.5% to 3%
This side effect may cause symptoms such as weakness, fatigue, muscle cramps, or irregular heartbeat

The most commonly treated areas include the skin located: On the forehead (treats sagging and furrowed brows) Surrounding the eyes (treats hooding and fine lines) Surrounding the mouth (treats fine lines and wrinkles) On the cheeks (treats wrinkles and fine lines) Beneath the chin (treats sagging and looseness) Along the jaw (treats sagging, looseness, and wrinkles) On the neck (treats sagging and looseness) On the jowls (treats looseness and sagging) While Thermage treatments are more popularly chosen for the face, chin, eyelids, and neck, Thermage Body Shape treatments are available for: The stomach (treats sagging and unwanted bulges) The legs (treats crepey skin, flabbiness, and cellulite) The buttocks (treats looseness and sagging) The hands (treats sagging skin) The arms (treats cellulite and sagging skin) ActiveFX Tighter Skin and Fewer Wrinkles Laser Skin Resurfacing with ActiveFX embraces the technology behind fractional laser technology to remedy skin damage caused by the natural aging process, environmental factors, and poor skin care

Paraesthesia (pins and needles) in the hands and feet often improves within two to four weeks, though complete resolution may take several months
A single vial can last five months at a 0.5 mg weekly dose, though you should note the 28-day stability window after reconstitution
But its manufacturer also promotes its use for: improving nervous system health strengthening the immune system improving metabolism maintaining healthy hair and skin promoting liver health Like all vitamins, the B vitamins play a vital role in many functions of the body