Understanding Facial Fat Pads and Ageing

Last updated: 9 August 2026

As we age, the changes we see in the mirror are not simply about skin quality or wrinkles. One of the most significant yet least understood contributors to facial ageing is the gradual loss and descent of facial fat pads. Understanding this process is essential for anyone considering aesthetic treatments, as it fundamentally shapes how practitioners approach facial rejuvenation.

What are facial fat pads?

The face contains distinct compartments of fat that sit in both superficial and deep layers beneath the skin. These are not one continuous sheet of tissue but rather separate, well-defined pockets that contribute to facial volume, contour, and youthful appearance. Research published in the Aesthetic Surgery Journal has identified over 20 distinct fat compartments in the face, each behaving independently as we age.

The key superficial fat pads include the nasolabial fat pad, the medial cheek fat pad, and the lateral temporal-cheek fat pad. Deeper compartments include the deep medial cheek fat pad (also known as the SOOF, sub-orbicularis oculi fat) and the buccal fat pad. Each plays a specific role in maintaining facial harmony.

How fat pads change with age

Contrary to popular belief, facial ageing is not simply about losing fat. The process is far more nuanced. According to a landmark study by Rohrich and Pessa (2007) published in Plastic and Reconstructive Surgery, the fat pads undergo three key changes:

• Volume loss (atrophy): Certain deep fat compartments lose volume progressively from the mid-30s onwards, creating hollowing around the eyes, temples, and mid-face.
• Descent (ptosis): Weakening of the fibrous septa that hold fat pads in place causes them to slide downward under gravity, which adds to jowling and nasolabial fold deepening.
• Redistribution: Some superficial fat pads may actually enlarge or become more prominent as deeper structures deflate, creating an uneven, heavy appearance.

Understanding the three-dimensional nature of facial fat loss is what separates a skilled aesthetic practitioner from a novice. We are not simply filling wrinkles, we are restoring volume where it has been lost and supporting structures that have descended.

The mid-face: Where changes are most visible

The mid-face is arguably the most affected region. The malar fat pad, which gives the cheeks their youthful fullness, begins to descend as early as the late 20s. This descent creates a cascade of visible changes:

• Deepening of the nasolabial folds (nose-to-mouth lines)
• Loss of cheek definition and flattening of the mid-face
• Tear trough formation beneath the eyes
• Marionette lines developing from the corners of the mouth

This finding has fundamentally changed how practitioners approach facial rejuvenation.

The temple and periorbital region

Temple hollowing is one of the earliest signs of facial volume loss, often beginning in the mid-30s. The temporal fat pad thins gradually, creating a concave appearance that can make the face look gaunt or skeletal. Similarly, loss of the sub-brow fat pad and the retro-orbicularis oculi fat (ROOF) contributes to the sunken eye appearance that many patients find ageing.

How modern treatments address fat pad changes

Understanding facial fat compartments has revolutionised aesthetic medicine. Rather than simply chasing individual wrinkles, evidence-based practitioners now take a volumetric approach to facial rejuvenation.

Dermal Fillers

Hyaluronic acid fillers remain the gold standard for volume restoration. When placed strategically within or adjacent to depleted fat compartments, they can restore the structural support that has been lost. Deep placement in the malar region, for example, can lift the entire mid-face cascade, reducing nasolabial folds without directly treating them.

Biostimulators

Products such as Sculptra (poly-L-lactic acid) and Radiesse (calcium hydroxylapatite) work by stimulating the body’s own collagen production. They are particularly effective for addressing gradual, diffuse volume loss across larger areas such as the temples and lateral cheeks.

Fat Transfer

Autologous fat transfer involves harvesting fat from one area of the body and injecting it into the face. This approach offers the advantage of using the patient’s own tissue, potentially providing long-lasting results. However, outcomes can be variable, and the procedure is more invasive than injectable treatments.

Why anatomical knowledge matters

The distinct compartmentalisation of facial fat has critical safety implications. Each fat pad is bounded by fibrous septa containing blood vessels and nerves. Injecting into the wrong plane or compartment can lead to complications including vascular occlusion, nerve damage, or unnatural-looking results.

“This is precisely why patients should seek practitioners with advanced anatomical training,” advises Dr Mitchell. “The face is not a flat canvas, it is a complex three-dimensional structure, and safe, effective treatment requires thorough understanding of what lies beneath the surface.”

What to expect during a consultation

A thorough consultation for volume-based treatments should include:

• Assessment of facial proportions and symmetry
• Evaluation of bone structure, fat distribution, and skin quality
• Discussion of how ageing has affected specific fat compartments
• A tailored treatment plan addressing the root causes of visible ageing
• Realistic expectation setting regarding outcomes and longevity

Patients should be wary of practitioners who offer a one-size-fits-all approach. The pattern of fat pad ageing is unique to each individual, influenced by genetics, lifestyle, and overall health.

Frequently asked questions

At what age do facial fat pads start to change?

Subtle changes in facial fat pads can begin as early as the mid-to-late 20s, with the most noticeable changes typically occurring from the mid-30s onwards. However, the rate of change varies significantly between individuals based on genetics, sun exposure, lifestyle factors, and overall health.

Can exercise or diet affect facial fat pad loss?

Significant weight loss can accelerate the appearance of facial volume depletion, as subcutaneous facial fat decreases alongside body fat. Conversely, maintaining a stable, healthy weight can help preserve facial fullness. However, the age-related descent and redistribution of fat pads occurs independently of body weight.

How long do volume restoration treatments typically last?

Hyaluronic acid fillers in the mid-face typically last 12 to 18 months, depending on the product used and the area treated. Biostimulators such as Sculptra can produce results lasting up to two years or more. Fat transfer results are more variable but can be semi-permanent in some patients.

Is it possible to prevent facial fat pad loss?

While the natural ageing process cannot be entirely prevented, certain measures can slow the visible effects. These include consistent sun protection, maintaining a stable weight, not smoking, and a balanced diet rich in antioxidants. Early intervention with biostimulatory treatments may also help maintain collagen and volume over time.

Are there risks to volumising treatments?

As with any medical procedure, there are risks including bruising, swelling, asymmetry, and in rare cases, vascular occlusion. Choosing a qualified, experienced practitioner with thorough anatomical knowledge significantly reduces these risks. All treatments should be discussed in detail during a consultation.