✅ 1. Description
Plantaserve E Liquid is a preservative blend made of:
- Phenoxyethanol → primary antimicrobial agent
- Ethylhexylglycerin → preservative booster + skin-conditioning agent
👉 It is widely used to protect cosmetic formulations from bacteria, yeast, and mold.
- Appearance: Clear liquid
- Solubility: Oil & water compatible (works in most systems)
- Free from parabens and formaldehyde donors
⚙️ 2. Usage Rate
Typical recommended levels:
- ✔️ 0.5% – 1.0% → Standard usage
- ✔️ 0.8% – 1% → Most effective range
👉 Notes:
- Do not exceed 1% (regulatory limit in many regions)
- Added in the cool-down phase (below ~40°C)
- Works in a wide pH range (~3 – 10)
🌟 3. Benefits
🦠 Broad-Spectrum Protection
- Effective against:
- Bacteria
- Yeast
- Mold
- Helps extend shelf life of products
⚡ Preservative Booster Effect
- Ethylhexylglycerin enhances the activity of phenoxyethanol
- Allows lower overall preservative load
🌿 Mild & Skin-Friendly
- Less irritating than many traditional preservatives
- Suitable for leave-on and rinse-off products
💧 Adds Skin Feel Benefits
- Ethylhexylglycerin provides:
- Light moisturizing effect
- Improved skin feel
🧪 Easy to Formulate
- Compatible with most cosmetic ingredients
- Works in:
- Creams
- Lotions
- Gels
- Shampoos
- Serums
💡 Common Applications
- Face creams & lotions
- Serums
- Shampoos & body washes
- Toners
- Natural/“paraben-free” formulations
⚠️ Formulation Tips
- Add at cool-down phase (<40°C) to maintain effectiveness
- Ensure proper mixing for uniform preservation
- Combine with good manufacturing practices (clean equipment, proper pH)