Usually, dark lips are harmless, but since the lips and skin around them are always visible when we talk or smile, darkening of that area can affect how people feel about themselves 3,4
A., Silvestre, R., Yamamoto, L
E., Matouk, C
Similar content being viewed by others Log in or create a free account to read this content Gain free access to this article, as well as selected content from this journal and more on nature.com or References Magoulas PL, El-Hattab AW : Systemic primary carnitine deficiency: an overview of clinical manifestations, diagnosis, and management
interaction: F(119, 1666) = 1.157, p = 0.1256
They can be an excellent addition to your health regimen, offering a complementary approach to diet and exercise in managing health conditions.* Trusted Quality and Effectiveness At Unjury, quality is never compromised