G.M. Collin Hydramucine Optimal Serum

G.M. Collin Hydramucine Optimal Serum is a deeply hydrating serum designed for dehydrated skin that feels tight, dry, or moisture-depleted. This thirst-quenching formula helps deliver immediate and long-lasting hydration for up to 24 hours while supporting the skin’s moisture barrier.

Formulated with a synergy of medium and high molecular weight hyaluronic acid, AcquaCell®, PatcH2O™, plankton extract, and a xylitol blend, this professional hydrating serum helps restore moisture, improve softness, and leave the complexion feeling smooth, supple, and refreshed. It is ideal for clients who want a lightweight serum that hydrates without feeling heavy, sticky, or greasy.

Key Benefits

Provides immediate and long-lasting hydration for up to 24 hours
Helps replenish the skin’s moisture barrier
Helps restore and maintain the skin’s moisture level
Leaves skin feeling soft, smooth, and supple
Lightweight serum texture layers well under moisturizer
Ideal for dehydrated, tight, dry-feeling, or moisture-depleted skin

After cleansing and misting, apply and gently massage the serum onto the face and neck.

Use daily, morning and/or evening.

Follow with moisturizer. In the morning, finish with SPF.

Synergy of Medium and High Molecular Weight Hyaluronic Acid: Helps hydrate different layers of the skin’s surface and improve the look of moisture and plumpness.

PatcH2O™ Sustained Hydration Complex: A blend including trehalose, urea, serine, algin, sodium hyaluronate, and pullulan that helps provide immediate and long-lasting hydration.

Plankton Extract: Helps protect and support the skin.

AcquaCell®: A moisturizing blend including watermelon extract, apple extract, lentil extract, sodium lactate, and sodium PCA.

Xylitol Blend: Helps maintain the skin’s natural moisturizing factors and hydration balance.

Full Ingredients

Please refer to the product packaging for the most current and complete ingredient list.

Ingredient Disclaimer

Ingredients may change from time to time. Please refer to the product packaging for the most current and complete ingredient list before use

Is G.M. Collin Hydramucine Optimal Serum good for dehydrated skin?
Yes. This serum is specifically designed for dehydrated skin and helps provide immediate and long-lasting hydration.

How long does the hydration last?
The formula is designed to provide hydration for up to 24 hours.

Is this serum sticky or greasy?
No. It has a lightweight serum texture that layers well under moisturizer without a heavy or greasy feel.

Can I use this serum every day?
Yes. Apply daily morning and/or evening after cleanser and mist, before moisturizer.

Can oily skin use Hydramucine Optimal Serum?
Yes, oily skin can still be dehydrated. This lightweight serum may help add hydration without using a heavy cream.

Can I use this under makeup?
Yes. It works well under moisturizer, SPF, and makeup because it helps smooth and hydrate the skin.

What products should I pair it with?
Pair it with G.M. Collin Hydramucine Cleansing Milk, Hydramucine Hydrating Mist, and a moisturizer suited to your skin type

We love G.M. Collin Hydramucine Optimal Serum for clients who need serious hydration without a heavy feel. It gives dehydrated skin a smoother, softer, more comfortable look while layering beautifully under moisturizer and SPF. This is a great daily serum for anyone whose skin feels tight, dull, or moisture-depleted and wants that fresh, hydrated, spa-glow finish