Skinceuticals
Skinceuticals • H.A. Intensifier Multi‑Glycan 30ml
H.A. Intensifier Multi‑Glycan
Product Overview —
The H.A. Intensifier Multi-Glycan is a next-generation volumising hyaluronic acid serum designed to visibly plump and contour skin. It works by boosting the skin’s own glycosaminoglycans (including hyaluronic acid) to restore volume, improve firmness and fill fine lines. The formula includes 1.3% pure hyaluronic acid, 12% Proxylane™, and a post-biotic ferment to amplify skin’s moisture and structural support.
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Best for
Best for
* All skin types (normal, dry, combination, oily, sensitive) looking for deeper hydration and visible volume.
* Skin showing early to moderate signs of ageing: loss of plumpness, fine lines, visible sagging or loss of definition
* Anyone using corrective/anti-ageing or professional treatments (e.g., fillers) seeking a supporting serum to reinforce skin volume and contour.
Benefits
Benefits
- Immediately improves visible plumpness and radiance.
- Visible reduction in fine lines (up to ~24% in some studies) with continued use.
- Increases skin’s hyaluronic acid content (by ~30%) and boosts glycosaminoglycan levels for improved volume and firmness.
- Delivers up to 24-hour hydration, helping underlying skin texture look smoother and more youthful.
- Paraben-free, fragrance-free and dye-free, which supports compatibility across skin types.
Ingredients
Ingredients
Key Active Ingredients:
- 1.3% Pure Hyaluronic Acid – high-concentration humectant that attracts and retains moisture in the skin for plumping.
- 12% Proxylane™ – a biomimetic sugar/protein hybrid that helps reinforce firmness and elasticity by supporting glycan structure.
- Post-biotic Ferment Extract – a new component in the formula designed to stimulate glycosaminoglycan production (which includes hyaluronic acid) for retention of volume.
- Licorice Root & Purple Rice Extracts – plant extracts that help preserve hyaluronic acid levels in the outermost layers of the skin and support radiance.
Other formulation features include being suitable for all skin types, and free from parabens, dyes and fragrance.
How to Use
How to Use
1. After cleansing and drying the skin, apply 4-6 drops (or 4-5 drops) of the serum to the face, neck and décolletage.
2. Use morning and/or evening:
Morning: After your antioxidant serum (for example a vitamin C serum), then follow with your moisturiser and broad-spectrum SPF.
Evening: After any retinol or corrective treatment (if used), and before your moisturiser.
* Consistent daily use will support better results over time (as shown in clinical data).
* Store in a cool place and apply to clean skin for optimal absorption.
Shipping and Returns
Shipping and Returns
Shipping
We dispatch orders within 1 to 2 business days, Monday to Friday, excluding public holidays. Orders placed on weekends or public holidays will be processed on the next business day.
Delivery times vary depending on your location:
- Metro areas usually arrive within 2 to 4 business days
- Regional and interstate deliveries may take 3 to 7 business days
All orders are shipped with tracking and you will receive a notification once your parcel has been dispatched. Delivery times may be impacted during busy sale periods or due to courier service delays.
Returns
For hygiene and safety reasons, we are unable to accept returns or exchanges on opened or used skincare products.
If your order arrives damaged, faulty or incorrect, please contact us within 48 hours of delivery with your order number and photos so we can resolve the issue as quickly as possible.
Unopened and unused products may be returned within 7 days of receiving your order. Items must be in original packaging and in saleable condition. Return shipping costs are the responsibility of the customer unless the item is incorrect or faulty.
Disclaimer
Disclaimer
This product is intended for external use only. Avoid contact with eyes. If irritation occurs, discontinue use and consult your skin-care professional. Always use broad-spectrum sun protection daily when using active skin-care products. Individual results may vary depending on skin type, skin condition, frequency of use and other skincare regimen factors. The information provided here is for general informational purposes and does not replace personalised advice from a dermatologist or qualified skincare professional.

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