Understanding Hyaluronic Acid in Skincare: Why Molecular Weight Matters

Hyaluronic acid (HA) has become one of the most celebrated ingredients in modern skincare—and for good reason. Known for its extraordinary ability to retain moisture, HA can hold up to 1,000 times its weight in water, making it a powerhouse when it comes to hydration. But not all hyaluronic acid is created equal. One of the most crucial aspects to understand when choosing skincare products is the molecular weight of the hyaluronic acid used—and how it impacts your skin.

What Is Hyaluronic Acid?

Hyaluronic acid is a naturally occurring molecule found in our skin, connective tissues, and eyes. It acts like a sponge, drawing water into the skin to keep it plump, hydrated, and youthful. However, as we age, the natural production of HA slows down, leading to dryness, loss of elasticity, and the appearance of fine lines. To combat this, many skincare products include hyaluronic acid. But there's a catch: not all HA molecules penetrate the skin in the same way.

High vs. Low Molecular Weight Hyaluronic Acid

Hyaluronic acid comes in various molecular weights, each with a different function and benefit. Here's what you need to know:

1. High Molecular Weight Hyaluronic Acid (HMW-HA)

  • Large molecules that sit on the surface of the skin.

  • Immediate hydration and smoothing effect—gives skin a dewy appearance.

  • Creates a protective barrier to lock in moisture and shield the skin from environmental damage.

  • Ideal for soothing sensitive or irritated skin, and reducing trans-epidermal water loss.

However: Because it doesn't penetrate deeply, its long-term impact on skin structure is limited.

2. Low Molecular Weight Hyaluronic Acid (LMW-HA)

  • Smaller molecules that can penetrate deeper into the skin layers.

  • Provides long-lasting hydration at the cellular level.

  • Helps reduce fine lines and improve elasticity from within.

  • Supports collagen production and skin repair.

However: LMW-HA can sometimes cause irritation in very sensitive skin types, especially in high concentrations, because it stimulates deeper skin activity.

Why This Matters in Choosing Skincare

When selecting a skincare product with hyaluronic acid, it’s important to look at whether it uses single or multiple molecular weights. Products with a combination of both high and low molecular weight HA offer the most comprehensive benefits: surface-level hydration and protection, along with deep skin nourishment and repair.

Skincare that incorporates multiple HA weights tends to:

  • Deliver more balanced hydration,

  • Improve skin texture and firmness,

  • Provide both instant and long-term visible results.

Our Recommendation: Nutriance Organic Rejuvenating Rich Cream

At Anjelica’s Wellness, we’ve carefully selected Nutriance Organic Rejuvenating Rich Cream because it meets all these criteria—and more. This luxurious cream is formulated with advanced marine botanicals and multiple molecular weights of hyaluronic acid, offering:

  • Deep, long-lasting hydration,

  • A noticeable plumping and lifting effect,

  • Reinforcement of the skin’s natural barrier,

  • Certified organic ingredients that are gentle yet effective.

It’s perfect for dry, mature, or dehydrated skin types looking for a natural and scientifically backed solution. And it’s available now for only €50.86.

📍 Get it today at Anjelica’s Wellness
📞 Call us at 77651041 to reserve your jar and rejuvenate your skin from the inside out.

Anjelica Ellul