Eucerin Immersive Hydration Smoothing Face Serum — 1 fl oz Ultra-Lightweight Hyaluronic Acid, 24-Hour Hydration

Eucerin Immersive Hydration Smoothing Face Serum is an ultra-lightweight hyaluronic acid serum that provides up to 24 hours of hydration while helping reduce the appearance of fine lines and wrinkles.

This serum uses a multi-weight hyaluronic acid blend in a 1 fl oz bottle to deliver immediate surface plumping and deeper hydration across the upper skin layers. The formula pairs macro molecules to replenish the skin’s surface and much smaller micro molecules to sink in more deeply, leaving skin feeling smoother without a heavy or greasy finish. It’s non-comedogenic and designed to be gentle, with a skin-friendly fragrance that avoids common fragrance allergens.

How does this serum hydrate and soften the skin?

The serum combines two different sizes of concentrated hyaluronic acid to offer layered hydration: larger molecules restore moisture at the surface, while much smaller molecules penetrate into the upper skin layers for deeper hydration. The result is an instant plumped feel and a smoother look over time when used consistently morning and night.

• Multi-weight hyaluronic acid: macro and micro molecules for layered hydration
• Provides up to 24 hours of hydration for a sustained effect
• Instant plumping sensation that helps smooth the look of fine lines

Will this serum clog pores or work with sensitive skin?

This formula is non-comedogenic, meaning it’s created not to block pores, and it’s suitable for a broad range of skin types including sensitive skin. Fragrance has been selected to be skin-friendly and free from common fragrance allergens to reduce potential irritation.

• Non-comedogenic: formulated to avoid pore clogging
• Suitable for all skin types, including sensitive skin
• Skin-friendly fragrance without common fragrance allergens

How should I incorporate the serum into my daily skin routine?

Use the serum as the first treatment step after cleansing, both morning and night. Apply a small amount to face and neck and gently massage in; follow with moisturizer and sunscreen in the daytime for protection, or a night cream to lock in hydration overnight.

• Apply after cleansing as the first treatment product
• Use morning and night for best results
• Pair with Immersive Hydration Daily Lotion SPF 30 in the morning and Night Cream at night

What visible benefits can I expect and how quickly?

You’ll feel an immediate plumping and smoother sensation on application, and with regular use the formula helps improve the visible look of fine lines and texture. Because the serum combines concentrated hyaluronic acid weights, it targets both surface dryness and hydration deeper in upper skin layers for a fuller-looking complexion.

• Instant plumped skin feel on application
• Visibly smoother skin with continued use
• Targets fine lines by boosting moisture at multiple skin levels

Who this is for: Eucerin Immersive Hydration Smoothing Face Serum is aimed at anyone seeking lightweight, effective hydration—particularly those who want immediate plumping without heaviness, people with sensitive or combination skin who prefer non-comedogenic products, and users who want to layer a hydrating serum under SPF or night cream. It’s a practical choice if you want a science-driven, fragrance-conscious hyaluronic serum to add consistent moisture and smoother-looking skin to your daily regimen.

• Contents: one 1 fluid ounce (30 ml) bottle
• Pairing suggestions: Immersive Hydration Daily Lotion SPF 30 and Immersive Hydration Night Cream

Ingredients

Water, Alcohol Denat., Butylene Glycol, Glycerin, Sodium Hyaluronate, PEG-40 Hydrogenated Castor Oil, Sodium Ascorbyl Phosphate, Caprylyl Glycol, Citric Acid, Fragrance