Nasolabial Folds (Smile Lines)

What Causes Nasolabial Folds?

It’s important to note that nasolabial folds are a natural part of the facial anatomy, and the lines become more pronounced when a person smiles or laughs. However, a combination of factors can enhance the appearance of nasolabial folds, making them more apparent even when the face is at rest.  

The most common cause of nasolabial folds is the natural aging process. As people get older, the skin loses collagen and elastin, causing it to become thinner and less elastic. This results in a decrease in skin firmness and resilience, leading to the formation of more pronounced nasolabial folds. Over time, gravity also causes the cheek fat pads to drop and create a deeper crease at the nasolabial fold.  Additionally, repeated facial expressions over time can further deepen these lines, as can certain lifestyle choices such as smoking and sun exposure. 

How to Prevent Nasolabial Folds 

Preventing nasolabial folds entirely may not be possible. Remember, they are a natural part of facial anatomy and can be influenced by unalterable factors, including genetics and aging. However, you can take certain measures to potentially reduce their appearance or delay their onset. One simple option includes maintaining a healthy lifestyle, which includes eating a balanced diet that is rich in fruits, vegetables, and antioxidants to support skin health and collagen production. Also, be sure to stay hydrated by drinking plenty of water and avoid smoking, which can accelerate skin aging. 

Another important preventative measure to avoid the development of nasolabial folds is to limit sun exposure and take proper precautions when outdoors, such as wearing a high broad-spectrum sunblock to minimize sun damage. UV rays from the sun can accelerate skin aging and contribute to the breakdown of collagen and elastin, which are essential for maintaining skin firmness and elasticity. 

Finally, establish a skincare routine that includes cleansing, moisturizing, and using products containing ingredients like retinoids, vitamin C, and hyaluronic acid. These ingredients can help improve skin texture and reduce the appearance of fine lines and wrinkles, including nasolabial folds.