If you’re serious about healthy, glowing skin, serums are non-negotiable. These powerful skincare essentials deliver high concentrations of active ingredients deep into the skin—targeting concerns like dehydration, ageing, acne, pigmentation, and dullness.
But with so many serums on the market, it’s natural to wonder:
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What does a serum actually do?
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Do I need more than one?
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How do I layer them correctly?
Let’s break it down—simply, clearly, and skin-expert approved.
What Is a Serum & Why Is It So Important?
A serum is a lightweight skincare product designed to deliver targeted active ingredients to the skin. Depending on its formulation, a serum can help address specific concerns such as dehydration, dullness, uneven skin tone and visible signs of ageing.
Why Serums Work So Well:
- High concentrations of targeted active ingredients
- Lightweight formulations that absorb easily
- Target specific skin concerns
- Complement the effectiveness of the rest of your skincare routine
Think of serums as the treatment step—they do the heavy lifting, while moisturisers help lock in hydration.
When Should You Use a Serum?
Serums are typically applied after cleansing and toning, but before moisturiser or facial oils. Using a serum consistently—morning, night, or both—can help improve skin texture, tone and resilience over time, depending on the ingredients and your skin's needs.
Why Use More Than One Serum?
Here’s a skincare truth: one serum rarely does everything. Your skin has multiple needs—hydration, barrier support, brightness and anti-ageing—and layering compatible serums allows you to address more than one concern at a time. When done correctly, layering can enhance your routine without overwhelming the skin.
How to Layer Serums Correctly
The golden rule of skincare layering is:
Apply from thinnest to thickest texture.
This helps each product spread and absorb comfortably. Always follow individual product instructions, particularly when using potent active ingredients.
- Step-by-Step Serum Layering Guide
1. Water-Based Serums
Light and fast-absorbing
Ideal for hydration and targeted active ingredients
Generally applied first
2. Gel or Emulsion Serums
Slightly thicker in texture
Often formulated for ageing, brightening or calming concerns
Applied after lighter water-based serums
3. Oil-Based Serums or Facial Oils
Rich and nourishing
Help soften skin and reduce moisture loss
Generally applied after water-based treatments
- 💡 Pro Tip: Allow each layer approximately 30–60 seconds to settle before applying the next, if needed.
Water-Based vs Oil-Based Serums: What’s the Difference?
Water-Based Serums
Lightweight and breathable
- Absorb quickly
- Often suitable for oily, acne-prone or dehydrated skin
- Ideal for daytime use
Oil-Based Serums
- Rich and nourishing
- Help support the skin barrier
- Reduce moisture loss
Often beneficial for dry or mature skin, particularly at night. Using both can be beneficial when the formulations are compatible and suited to your skin.
Why Clean, High-Quality Serums Matter
Not all serums are created equal. Ingredient quality, formulation stability and skin compatibility all influence how well a serum performs. That’s why choosing thoughtfully formulated, premium skincare is important—particularly when introducing active ingredients into your daily routine. Look for formulations that prioritise skin comfort, effective ingredients and long-term barrier support.
Why Shop Skin Serums with Salt and Light Official?
When you shop with Salt and Light Official, you’re investing in more than skincare—you’re choosing thoughtfully curated products with a focus on skin integrity, transparency and results.
What Sets Salt and Light Apart
- Premium, clean skincare formulations
- Thoughtfully curated, results-driven products
- A focus on ingredient quality and skin compatibility
- Options for different skin types and concerns
- An Australian skincare destination offering professional-grade products
- Every serum is selected with the intention of supporting your skin—not overwhelming it.
Discover our curated range of professional skincare serums designed to support hydration, radiance and healthier-looking skin.