Bioactive Prebiotics Jelly Serum
Weightless hydration that works the moment it touches your skin.
This gel serum sinks in instantly — no stickiness, no heaviness — while prebiotics, hyaluronic acid, and sodium PCA flood the skin with lasting moisture, support a balanced microbiome, and help strengthen a calmer, more resilient barrier.
Light enough to layer under everything. Effective enough to change how the rest of your routine feels.
Best for: all skin types, especially dehydrated, sensitive, and reactive skin.
How to use: apply 1–2 pumps to clean skin, morning and night, before moisturiser.
Key ingredients: Prebiotics · Hyaluronic Acid · Sodium PCA.
- Free shipping on all orders · Delivered in 4–7 business days after dispatch
- 30-day returns & exchanges where eligible
- Secure checkout — Shop Pay, Apple Pay, Visa & Mastercard
- Vegan · Cruelty-free · Made in small batches
"Best Serum for restoring your barrier." — Luke A.
Lightweight barrier-support serum for dry, sensitive-feeling skin.
- Helps skin feel less tight after cleansing
- Prebiotics + Hyaluronic Acid + Sodium PCA
- Lightweight jelly texture, no heavy residue
★★★★★
"No more tight, stingy feeling."
— Daniela M., verified buyer30-day comfort promise
Try Replēn at home. If it's not right for your skin, contact us within 30 days of delivery for help with a return or exchange where eligible.
Why this works
Prebiotics
Help support a balanced skin environment.
Hyaluronic Acid
Pulls hydration into the skin for a plumper feel.
Sodium PCA
Helps skin hold onto moisture and feel more comfortable.
Also includes Panthenol + Allantoin for a soothing, comfort-focused feel.
How to use
- After cleansing, apply 1–2 pumps to slightly damp skin.
- Press gently across the face and neck.
- Follow with moisturiser to seal in hydration.
Is it right for you?
✓ Best for
Dry-feeling skin, tightness, dehydration, a damaged-feeling barrier, and sensitive routines.
✕ Not for
Strong exfoliation, acne treatment, retinol-style resurfacing, or overnight dramatic results.
Pairs best with
Face Mist Microbiome Prebiotics Face MistMist first, then apply the Jelly Serum while skin is slightly damp for a more hydrated finish.
Shop the Duo →FAQs
Who's it for
All skin types, especially sensitive and dehydrated skin looking for lightweight hydration and barrier support. The weightless gel texture layers easily under moisturiser.
Subscribe & Save
Choose Subscribe & Save on this page to get 15% off and a fresh delivery every month. Auto-renews — skip, pause, or cancel anytime from your account.
Shipping & returns
Free shipping on all orders, processed in 1–2 business days. Not right for you? Contact us within 30 days of delivery for a return or exchange where eligible.
Is it suitable for sensitive skin?
Yes — it's designed with sensitive and reactive skin in mind. Patch test before first use and discontinue if irritation occurs.
Can I use it every day?
Yes — apply morning and evening, after cleansing and before moisturiser.
How much do I save with Subscribe & Save?
Subscribe & Save takes 15% off every monthly delivery, and you can skip, pause, or cancel anytime.
Do you offer free shipping?
Yes — we offer free shipping on all orders.
Full ingredient list
Aqua/Water, Glycerin, Sodium Hyaluronate, Sodium PCA, Alpha-Glucan Oligosaccharide (prebiotic), Pentylene Glycol, Panthenol, Allantoin, Xanthan Gum, Citric Acid, Sodium Benzoate, Potassium Sorbate.
Real-feel results
Before & after
Drag to compare. With twice-daily use, skin looks dewier and feels more comfortable — less tight, more bounce.
- Before — skin reads dull, dehydrated, and tight after cleansing.
- After 8 weeks — a hydrated, cushioned, healthy-looking glow.
After · 8 weeks
Before
The results
agreed skin felt more hydrated
said skin felt more comfortable, less tight
would repurchase the serum
Made thoughtfully
Our commitment
Recyclable packaging
Glass bottle and recyclable carton, designed to reduce waste.
Vegan formula
Formulated without animal-derived ingredients.
Never tested on animals
Cruelty-free at every stage.
Made in small batches
Produced in considered quantities for freshness.