Skincare routines are often built around two core products: face oils and moisturisers. While they are frequently used interchangeably in conversation, they serve fundamentally different roles in how the skin retains hydration, maintains barrier health, and responds to environmental stress.
Understanding the difference is less about choosing “one over the other” and more about understanding how each product functions within the skin’s moisture system.
The skin doesn’t simply need water or oil — it needs a balanced combination of both to maintain a stable, resilient barrier.
This is where confusion usually begins.
Face oils are often seen as nourishing treatments, while moisturisers are positioned as hydration essentials. In reality, they operate on two different layers of skin function.
Below is a breakdown of how each works, when to use them, and whether you actually need both.
Moisturiser is primarily designed to support water retention and barrier protection.
Most modern formulations combine three key functions:
This means moisturiser’s main job is to keep water in the skin and strengthen the outer barrier layer.
Without this barrier support, skin can feel tight, dehydrated, or more reactive to environmental stressors such as cold weather, pollution, or over-cleansing.
However, moisturisers are not primarily designed to deliver concentrated lipid nourishment or targeted skin treatment benefits — this is where oils come in.
Face oils operate differently. Rather than focusing on water content, they primarily deliver lipid-based nourishment.
Lipids are essential for maintaining the skin’s natural protective barrier. When the skin is deficient in lipids, it can appear dull, dry, or less elastic.
Face oils typically contain:
Unlike moisturisers, oils do not add water to the skin. Instead, they help:
A well-formulated face oil can also help calm inflammation and support skin recovery, especially when the barrier is compromised.
However, oils alone cannot fully hydrate the skin because they lack water-binding ingredients.
The simplest way to understand the difference is this:
They are not competing products — they are complementary systems.
Skin health depends on both:
Using one without the other can still work, but may not deliver optimal balance depending on your skin type.
In most cases, yes — but not always in the same way.
The most effective routines often layer both — moisturiser first, then oil to seal and support.
If using both, order matters.
A typical routine looks like this:
Alternatively, oils can sometimes be mixed into moisturiser depending on texture preference and skin needs.
The goal is not layering for the sake of complexity, but ensuring water and lipids are both present in the skin barrier system.
To support different skin needs and routines, here are examples of both face oils and moisturisers that reflect different approaches to skin health.
Slay All Day Facial Oil — HotChi
Illuminating Rosehip, Grape Seed & Avocado Face Oil — Anatome
Maximum Impact Moisturiser — Mad About Skin
1% Hyaluronic Acid Day Moisturiser — SkinChemists
• Best for: Dry, stressed, or environmentally fatigued skin; barrier support + mood-based self-care routines
• Best for: Dull, uneven, combination or acne-prone skin needing lightweight nourishment
• Best for: Dry, compromised, or dehydrated skin needing barrier repair and long-lasting hydration
• Best for: Dehydrated, tight, or dull skin needing lightweight daily hydration
• Best for: Everyday use, combination skin, and users needing hydration + protection in one step
Final Thought
