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For those who’re on the hunt for a hydrating serum that goes past the fundamentals, the Sunday Riley Tidal Deep Hydration and Plumping Serum is one which genuinely stands out. From the very first use, it looks like greater than only a typical hyaluronic acid system – it delivers that immediately satisfying plump, shiny end whereas quietly working to assist the pores and skin barrier and lock in hydration for the lengthy haul. I’ve been testing it and right here’s what it is advisable to know.
What’s Sunday Riley Tidal Deep Hydration and Plumping Serum?

The Sunday Riley Tidal Deep Hydration and Plumping Serum is a multi-tasking hydrating remedy designed to deeply moisturise, visibly plump the pores and skin, and assist the pores and skin barrier.
It combines a number of types of hyaluronic acid with superior hydrating and smoothing substances, making it far more than a normal hydration serum. It’s all about creating that tender, supple, well-hydrated pores and skin that lasts all day.
Key Elements
Barrier-Supporting Elements: to strengthen the pores and skin so it could retain hydration extra successfully
5 Varieties of Hyaluronic Acid: to– ship multi-depth hydration each instantaneous and long-lasting moisture
Polyglutamic Acid: highly effective moisture-binding ingredient that helps hold pores and skin feeling plump and hydrated for longer
Lotus-Derived Mucin (Vegan Various to Snail Mucin): to create that bouncy, glass-skin impact whereas boosting hydration
Silk-Derived Peptides: for smoother-looking pores and skin and to assist preserve elasticity
Sunday Riley Tidal Deep Hydration and Plumping Serum Overview

Texture & Utility
The feel of the Sunday Riley Tidal Deep Hydration and Plumping Serum is truthfully one in all my favorite issues about it.
It has a barely dense, cushioned really feel that sits someplace between a traditional serum and a light-weight cream. It feels actually satisfying to use and provides you that sense of instantaneous consolation on the pores and skin.

It spreads simply, absorbs properly, and doesn’t disappear too shortly, so you possibly can truly get pleasure from working it in.
Hydration & Efficiency
When it comes to hydration, the Sunday Riley Tidal Deep Hydration and Plumping Serum actually delivers.
As a result of it combines a number of weights of hyaluronic acid with polyglutamic acid, it doesn’t simply give that fast hit of hydration, it truly retains pores and skin feeling comfy and moisturised all through the day.
It genuinely feels prefer it locks hydration in, fairly than simply sitting on the floor.
End on the Pores and skin
The end is superbly balanced. The Sunday Riley Tidal Deep Hydration and Plumping Serum leaves pores and skin wanting recent, easy and barely shiny, however with out tipping into something greasy or overly dewy.
It provides that wholesome, hydrated glow that works completely each by itself and underneath make-up.
Plumping & Smoothing Impact
That is the place you actually begin to see the distinction. The serum provides pores and skin a noticeably plumper, extra elastic look, with that tender bounce that makes all the pieces seem more energizing and extra refined.
Over time, due to the added peptides, pores and skin may also really feel smoother and extra even in texture.
Barrier Assist
It’s not nearly including hydration, it’s about serving to your pores and skin maintain onto it. When your barrier is in fine condition, all the pieces else in your routine works higher, and this serum actually helps that.
Closing Ideas
The Sunday Riley Tidal Deep Hydration and Plumping Serum is a good alternative if you’d like a hydrating serum that does extra than simply the fundamentals.
It combines a very pleasurable, barely creamy texture with spectacular hydration efficiency, plus that added good thing about barrier assist and smoothing peptides.
For those who love plump, recent, healthy-looking pores and skin however don’t need something heavy, that is undoubtedly value contemplating.
The place to purchase it
The Sunday Riley Tidal Deep Hydration and Plumping Serum is £70 and out there by way of the hyperlinks beneath. For those who store at Sephora UK, use code REALLYREESPH for £10.50 off.
Presents
Sephora UK Low cost Code
Unique Sephora UK low cost code for 15% off
In case you are nonetheless searching for a serum, try my Greatest Serums for 2026 – all Pores and skin Sorts & Budgets weblog publish.


