I use this preservative im a number of formulas. The quality is very good. Haven’t had any spoilage. I would like to see the expiry date on the bottle or at least on the website though.
Pure Actives Co.
Hyaluronic Acid Powder LMW – Low Molecular Weight
Hyaluronic Acid Powder LMW – Low Molecular Weight
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Description
Description
Hyaluronic Acid Powder LMW — Deep Hydration That Works From Within
Most hyaluronic acid sits on the surface of your skin. Low Molecular Weight Hyaluronic Acid (LMW-HA) doesn’t. At ~10–50 kDa, its small molecular size allows it to penetrate into the epidermis — delivering hydration, stimulating collagen synthesis, and improving elasticity where it actually matters. If you’re building a serious anti-aging or hydration formula, this is the HA that does the heavy lifting beneath the surface.
Who Is This For?
- DIY formulators building anti-aging serums, essences, eye creams, or ampoules
- Skincare brands targeting fine lines, loss of elasticity, or deep dehydration
- Formulators who want to go beyond surface hydration with a penetrating, collagen-stimulating active
- Anyone building a dual-weight HA system — pair with HMW Hyaluronic Acid for surface + deep hydration in one formula
Why LMW vs. HMW Hyaluronic Acid?
| LMW-HA (This Product) | HMW-HA | |
|---|---|---|
| Molecular Weight | ~10–50 kDa | ~1,000–1,800 kDa |
| Skin Penetration | Deep — reaches epidermis | Surface — forms film on skin |
| Primary Action | Collagen stimulation, deep hydration | Moisture barrier, plumping film |
| Best For | Anti-aging, fine lines, elasticity | Immediate plumping, dry skin feel |
| Best Used | Together for full-spectrum hydration | Together for full-spectrum hydration |
Key Benefits
- Deep skin penetration — small molecular size (~10–50 kDa) absorbs into the epidermis for targeted hydration
- Collagen stimulation — supports fibroblast activity to improve skin firmness and reduce fine lines
- Intense hydration — binds water molecules within skin layers for long-lasting moisture retention
- Anti-aging activity — works at a cellular level to improve texture, elasticity, and overall appearance
- Versatile and process-friendly — dissolves easily in water, compatible with most actives and rheology modifiers
Suggested Use Levels
| Formulation Type | Recommended Level |
|---|---|
| Lightweight serums & essences | 0.5% – 1.0% |
| Moisturizers & lotions | 0.1% – 0.5% |
| Eye creams & targeted treatments | 0.5% – 2.0% |
| Sheet masks & hydrogel patches | 1.0% – 2.0% |
| Scalp & hair treatments | 0.1% – 0.5% |
Technical Data
| Parameter | Value |
|---|---|
| INCI Name | Sodium Hyaluronate |
| Molecular Weight | ~10–50 kDa |
| Appearance | Fine white powder |
| Solubility | Water soluble |
| pH (1% solution) | 6.0 – 7.5 |
| Recommended pH range | 4.0 – 8.0 |
| Usage temperature | Add at room temp (water phase) |
| Shelf life | 24 months (sealed, dry, cool storage) |
| Grade | Cosmetic |
Full Clinical Hydration Serum Formula (100%)
A complete, lightweight anti-aging hydration serum using a dual-weight HA system for both surface plumping and deep epidermal hydration. Suitable for all skin types including sensitive and dehydrated skin.
Phase A — Water Phase
| Ingredient | % | Role |
|---|---|---|
| Distilled Water (Aqua) | to 100% | Solvent base |
| Glycerin | 5.0% | Humectant, skin conditioning |
| Hyaluronic Acid LMW (This Product) | 0.5% | Deep epidermal hydration, collagen stimulation |
| Hyaluronic Acid HMW | 0.3% | Surface film, immediate plumping |
| Niacinamide (Vitamin B3) | 3.0% | Barrier strengthening, anti-inflammatory |
Phase B — Cool-Down Actives (add below 40°C)
| Ingredient | % | Role |
|---|---|---|
| D-Panthenol (Provitamin B5) | 2.0% | Barrier repair, soothing, moisture retention |
| Allantoin Powder | 0.2% | Skin-soothing, cell renewal support |
| Germall Plus | 0.5% | Broad-spectrum preservation |
Phase C — pH Adjustment
| Ingredient | % | Role |
|---|---|---|
| Sodium Hydroxide (10% solution) or Citric Acid | q.s. | Adjust to pH 5.5–6.5 |
Target pH: 5.5–6.5 | Target Viscosity: Light essence/serum (add Hydroxyethylcellulose at 0.2–0.4% in Phase A for a slightly thicker texture)
Formulation Notes
- Disperse LMW-HA slowly into the water phase at room temperature — allow 15–30 minutes hydration time before combining phases
- Avoid high-shear mixing to preserve molecular integrity
- LMW-HA and HMW-HA are fully compatible — both dissolve in the water phase at room temperature
- Niacinamide is heat-stable and water-soluble — safe to add directly to Phase A
- Add D-Panthenol and Allantoin in cool-down to preserve their activity
- Conduct a 3-month stability test (40°C/75% RH) and patch test before commercializing
Best Ingredient Pairings
- Hyaluronic Acid HMW — pair for a dual-weight system: surface plumping + deep hydration
- D-Panthenol (Provitamin B5) — barrier repair and moisture retention synergy
- Niacinamide — barrier strengthening and anti-inflammatory support
- Allantoin Powder — soothing and cell renewal for sensitive or compromised skin
- Alpha-Arbutin — add brightening to your hydration formula for a dual-action serum
Documents & Downloads
Sold as a cosmetic raw material for professional formulation use. Not intended for direct skin application. Always conduct safety and stability testing before commercializing finished products.
Suggested Usage & Formulation
Suggested Usage & Formulation
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