Understanding Volume Loss — The Ageing Face

Last updated: 5 March 2026

Understanding Volume Loss: The Ageing Face

Facial volume loss is arguably the most significant contributor to the appearance of ageing, yet it remains one of the least understood aspects of facial ageing among the general public. While wrinkles receive the most attention, it is the progressive loss of fat, bone, and soft tissue volume that fundamentally transforms the youthful face into an aged one. Understanding this process is essential for anyone seeking effective facial rejuvenation.

The Three Pillars of Facial Volume

The youthful face is supported by three structural pillars, each of which deteriorates with age. Research by Dr Bryan Mendelson and others published in Plastic and Reconstructive Surgery has revolutionised our understanding of these age-related changes.

1. Bone Resorption

The facial skeleton does not remain static throughout life. CT scan studies have demonstrated significant age-related bone resorption in specific areas including the orbital rim (enlarging the eye socket), the maxilla (flattening the mid-face), the pyriform aperture (widening the nasal opening), the mandible (reducing chin projection and jawline definition), and the temporal fossa (creating temple hollowing). This skeletal shrinkage fundamentally alters the framework upon which soft tissues drape, contributing to the characteristic ‘deflated’ appearance of the ageing face.

2. Fat Compartment Changes

The face contains both superficial and deep fat compartments, arranged in discrete anatomical units. With age, some compartments lose volume while others may actually enlarge or descend.

Volume loss areas: temporal hollows, periorbital hollowing, mid-face flattening, buccal fat reduction, lip volume decrease, and perioral hollowing.

Volume descent/excess: jowl formation (buccal fat descent), nasolabial fat herniation, and malar mound prominence.

This differential pattern of volume change creates the characteristic aged facial geometry — a face that is hollow at the top and full at the bottom, inverting the youthful triangle.

3. Soft Tissue Changes

Collagen and elastin degradation, combined with retaining ligament laxity, allows facial soft tissues to descend under gravity. The combination of volume loss and tissue descent produces nasolabial folds, marionette lines, jowling, and loss of the jawline-neck transition.

The Youthful vs. Aged Face

The youthful face can be characterised as an inverted triangle (or ‘heart shape’) — widest at the cheekbones, tapering to a defined chin. With volume loss and tissue descent, this inverts to a rectangular or trapezoidal shape — narrower at the temples, wider at the jowls. This geometric transformation is the hallmark of facial ageing.

Non-Surgical Volume Restoration

Hyaluronic Acid Fillers

HA fillers remain the cornerstone of non-surgical volume restoration. Modern filler portfolios offer products of varying viscosity, cohesivity, and elasticity, allowing precise restoration of different tissue types. High-viscosity fillers for structural support (cheekbones, chin, jawline), medium-viscosity fillers for moderate volume (temples, nasolabial folds), and soft, low-viscosity fillers for fine contouring (lips, perioral, tear troughs).

Evidence-based approaches such as the MD Codes system (developed by Dr Mauricio de Maio) and the 8-point lift provide systematic frameworks for comprehensive volume restoration.

Biostimulatory Fillers

Sculptra (PLLA) and Radiesse (CaHA) stimulate the body’s own collagen production, providing volume that develops gradually and lasts longer than HA fillers (2-3 years). They are particularly effective for global volume loss where widespread tissue thinning has occurred.

Fat Transfer

Autologous fat transfer harvests fat from the patient’s body (typically abdomen or thighs), processes it, and re-injects it into the face. When performed correctly, transferred fat can provide permanent volume restoration, though survival rates vary (typically 40-70% at one year).

Surgical Volume Restoration

Facelift surgery addresses tissue descent rather than volume loss per se, but modern deep-plane facelifts reposition descended fat compartments, effectively restoring a more youthful volume distribution. Combined with fat transfer, surgery provides the most comprehensive and long-lasting facial rejuvenation.

The Importance of a Global Approach

One of the most common pitfalls in facial rejuvenation is treating individual areas in isolation rather than addressing the face as an integrated unit. At Axiom Aesthetics, our practitioners assess the face holistically, considering how changes in one area affect the perception of others.

For example, adding cheek volume alone may not produce a natural result if the temples remain hollow and the jawline undefined. A comprehensive assessment ensures balanced, harmonious restoration that rejuvenates without looking ‘done’.

Prevention

While volume loss is largely genetically and chronologically determined, its progression can be slowed through sun protection (UV accelerates collagen loss and tissue ageing), smoking avoidance, maintaining stable weight (yo-yo dieting accelerates fat compartment changes), adequate nutrition (protein, vitamin C, zinc), collagen-stimulating skincare (retinoids, vitamin C, peptides), and early intervention with biostimulatory treatments.

Frequently Asked Questions

At what age does facial volume loss become noticeable?

Most individuals begin noticing subtle volume changes in their mid-thirties, with more significant changes becoming apparent in the forties and accelerating after menopause in women. Genetics, lifestyle, and sun exposure history significantly influence the timeline.

How much filler do I need for volume restoration?

This varies enormously depending on the degree of volume loss and treatment goals. Initial treatments typically use 2-6ml across the face. More comprehensive restoration may require 8-12ml over multiple sessions. Your practitioner will recommend a staged approach with realistic expectations at each stage.

Will I look overfilled or unnatural?

When performed by a skilled practitioner using appropriate products and quantities, volume restoration should look entirely natural — you will look refreshed and rested, not ‘filled’. The key is replacing what has been lost, not adding volume that was never there. Conservative, staged treatment minimises the risk of an overfilled appearance.

Is volume restoration permanent?

HA fillers last 9-24 months depending on the product and location. Biostimulatory fillers last 2-3 years. Fat transfer can provide permanent results, though some volume loss is expected in the first year. All non-surgical approaches require ongoing maintenance for sustained results.

This article is for informational purposes only and does not constitute medical advice. Facial volume restoration requires thorough assessment by a qualified practitioner. All injectable treatments at Axiom Aesthetics are performed by experienced clinicians with advanced facial anatomy training.