Kerstin Florian Hyaluronic Acid Serum 1 fl oz — Lightweight Hydrating, Soothing Botanicals for Plump Skin

Kerstin Florian Hyaluronic Acid Serum is a lightweight, botanically-enhanced hydrating serum designed to boost moisture, improve skin plumpness, and support a smoother-looking complexion.

This 1 fl oz serum combines multi-weight hyaluronic acid with soothing botanicals and antioxidant-rich extracts to replenish lost moisture, calm visible redness, and help skin appear firmer and more resilient. Formulated without parabens, it layers easily under creams or SPF, making it a practical daily step for morning and evening routines. The product emphasizes a balance of clean science and natural ingredients for a spa-like skincare experience at home.

How does this serum increase hydration without feeling heavy?

The serum uses hyaluronic acid molecules of varying sizes that attract and hold water at multiple layers of the skin, delivering hydration without a greasy finish. Lightweight textures allow it to absorb quickly, so it can be worn alone or under other products.

• Multi-weight hyaluronic acid for surface and deeper hydration
• Humectant amino acids to extend moisture retention
• Fast-absorbing, non-greasy formulation suitable for layering

Will it help calm redness and sensitivity?

Soothing botanicals like chamomile and algae extracts are included to ease visible redness and support skin comfort after environmental stress. These ingredients are chosen for gentle calming properties that work with the hydrating base rather than masking irritation.

• Chamomile extract to soothe and reduce appearance of redness
• Algae extract to support barrier resilience and skin balance
• Essential oils (bitter orange, lavender, geranium) used in small amounts for calming and balancing effects

How should I incorporate this serum into my skincare routine?

Apply to clean, slightly damp skin once or twice daily, then follow with your moisturizer or SPF in the morning. For targeted care, use under an eye cream or a multi-vitamin day crème to lock in hydration and protect the skin barrier.

• Use after cleansing and toning, on damp skin for best absorption
• Follow with moisturizer or Multi-Vitamin Day Crème SPF 30 for daytime protection
• Layer with Brightening Eye Crème for delicate under-eye hydration

What results can I expect and how soon?

Immediate effects typically include smoother-feeling skin and a visible boost in surface hydration. With consistent daily use, skin often appears more plump and balanced over several weeks as barrier support and moisture retention improve.

• Instant: softer, more hydrated skin surface
• Short term: reduced look of fine lines as moisture increases
• Ongoing: improved resilience and more even appearance with continued use

Who is this for: This serum is suited to anyone seeking lightweight, effective hydration—especially those with dry, dehydrated, or combination skin looking to add plumping and soothing benefits without heavy oils. It is formulated for daily use by adults who prefer botanically influenced, paraben-free skincare and who want a product that layers well with SPF, moisturizers, and targeted eye care.

Ingredients

Aqua / Water / Eau, Glycerin, Pentylene Glycol, Betaine, Hypnea Musciformis Extract, Propanediol, Saccharide Isomerate, Sargassum Filipendula Extract, PPG-26 BUTETH-26, 1,2-Hexanediol, Sorbitol, Sodium Hyaluronate, Gelidiella Acerosa Extract, Cassia Angustifolia Seed Polysaccharide, Sea Water, Chlorella Vulgaris Extract, Salvia Sclarea (Clary) Extract, Citrus Aurantium Amara (Bitter Orange) Peel Oil, Lavandula Angustifolia (Lavender) Oil, Pelargonium Graveolens Flower Oil, Saccharomyces Lysate Extract, Ormenis Multicaulis Oil, Panthenol, Alginic Acid, Sodium PCA, Sodium Lactate, Disodium EDTA, Glyceryl Acrylate/Acrylic Acid Copolymer, Arginine, Aspartic Acid, PCA,PEG-40 Hydrogenated Castor Oil, Glycine, Alanine, Serine, Valine, Sodium Benzoate, Isoleucine, Proline, Threonine, Histidine, Phenylalanine, Sodium Carboxymethyl Beta-Glucan, Potassium Sorbate, Limonene, Linalool, Geraniol