La Roche-Posay Hyalu B5 Hyaluronic Acid Serum 30ml – Vitamin B5, Deep Hydration & Plumping for Sensitive Skin

La Roche-Posay Hyalu B5 Serum is a dermatologist-tested, oil-free hyaluronic acid treatment that intensely hydrates and visibly plumps skin while helping repair the moisture barrier.

This advanced facial serum combines a 4-hyaluronic-acid system with vitamin B5, glycerin, and La Roche-Posay Thermal Spring Water to deliver multi-depth hydration and improve skin texture. Lightweight yet richly textured, the formula is designed to penetrate several skin layers—locking in moisture, smoothing fine lines, and supporting barrier recovery without leaving an oily residue. Clinically and consumer-tested for sensitive skin, it integrates easily into morning and evening routines.

How does this serum hydrate deeper than ordinary hyaluronic products?

The Hyalu B5 serum uses a mix of high and low molecular weight hyaluronic acids plus a super-activated delivery system to reach multiple skin layers. This layered approach increases hydration potential and helps maintain moisture over time, creating a visibly plumper surface.

• Four-part hyaluronic acid system targets eight skin layers for deeper hydration
• High and low molecular weights for surface plumping and inner-layer moisture
• Glycerin adds humectant support to attract water into the skin
• Light, non-greasy texture for fast absorption under creams or makeup

Will this serum help reduce fine lines and improve skin elasticity?

While individual outcomes vary, the formula is designed to visibly reduce the appearance of fine lines by restoring moisture and bounce, which smoothes the skin surface. Instrumental testing indicates improvements in skin suppleness and texture following consistent use.

• Hydration-driven plumping minimizes the look of creases and dehydration lines
• Vitamin B5 supports barrier repair for healthier-looking skin
• Clinically tested to improve texture and perceived firmness

Is Hyalu B5 safe for sensitive or acne-prone skin?

Yes. The serum is allergy- and dermatologist-tested and formulated to be gentle while providing potent hydration. It’s oil-free and designed to avoid heavy occlusives that can congest the skin, making it suitable for many sensitive and combination skin types.

• Allergy-tested and evaluated by dermatologists for tolerance
• Oil-free texture reduces risk of pore-clogging sensations
• Soothing thermal spring water helps calm and restore the skin

How should I use this serum for best results?

Apply 4–5 drops to cleansed face and neck morning and night, gently pressing into skin for absorption before moisturizer. Consistent twice-daily use yields the most noticeable improvements in hydration and texture.

• Use on clean, slightly damp skin to enhance absorption
• Follow with a moisturizer and SPF in daytime routines
• Safe to layer with most serums and active treatments—patch test if combining potent actives

Who is this for: La Roche-Posay Hyalu B5 Serum is aimed at anyone wanting concentrated hydration and visible smoothing—those with dry, dehydrated, aging, or sensitive skin who want a dermatologist-backed, non-greasy serum to restore bounce and improve texture. It suits men and women seeking a daily anti-aging hydration boost that layers well under moisturizers and makeup.

Ingredients

Aqua / Water. Glycerin. Alcohol Denat. . Propylene Glycol . Panthenol . Pentylene Glycol . Dimethicone . Peg-6 Caprylic/Capric Glycerides . Ppg-6-Decyltetradeceth-30 . Glyceryl Isostearate . Madecassoside . Sodium Hyaluronate . Ammonium Polyacryloyldimethyl Taurate . Disodium Edta . Hydrolyzed Hyaluronic Acid . Caprylyl Glycol . Citric Acid . X An Th An Gum . Butyl Ene G Ly Col . Tocopherol . Phenoxyethanol . Parfum / Fragrance. Product packaging may vary.