No, Lipzlite Cream is not recommended for treating pigmentation on the neck. It is specially formulated to lighten darkened lips and provide moisturisation to the lip area. It is not designed or tested for use on neck pigmentation and may not provide the expected results. Neck pigmentation can have various causes, including sun exposure, friction, hormonal changes, or skin conditions that require specific treatment. It is best to consult a dermatologist to identify the cause of the pigmentation and choose an appropriate cream or treatment. Using sunscreen and avoiding excessive friction on the neck may help prevent further darkening. Avoid applying Lipzlite Cream on the neck unless advised by a healthcare professional.