This natural, non-whitening ZnO sunscreen cream provides SPF 30 protection without using organic UV filters. PEG-free Olivem® 2090 is the sole emulsifier in its cold-process W/O emulsification. The addition of Hallstar Beauty’s SolaPure™ Glo enhances sunscreen efficacy and contributes moisturizing and antioxidant properties. In vitro analysis suggests SPF ~ 31, PFA (PPD COLIPA 2011) ~ 11, UVA1/UV = 0.80, and critical wavelength 371 nm.
| Phase | INCI Name [INN/USAN] (Other Information) | Trade Name | % Wt | Function |
|---|---|---|---|---|
| A | Prunus Amygdalus Dulcis (Sweet Almond) Oil | Biochemica® Sweet Almond Oil | 22.00 | Carrier |
Olea Europaea (Olive) Fruit Oil | Biochemica® Olive Oil Ultra Refined | 15.00 | Carrier | |
Vegetable Oil (and) Simmondsia Chinensis (Jojoba) Seed Oil (and) Curcuma Longa (Turmeric) Root Extract | SolaPure™Glo | 2.00 | Multifunctional Emollient | |
| Polyhydroxystearic Acid | 0.80 | Dispersing Agent | ||
Polyglyceryl-4 Olivate/Polyricinoleate | Olivem® 2090 | 3.50 | Multifunctional Cold Process Emulsifier | |
| B | Zinc Oxide, Triethoxycaprylylsilane | 20.00 | UV Filter / Sunscreen Agent | |
| C | Glycerin | 2.50 | Humectant | |
| Xanthan Gum (pharma grade) | 0.20 | Thickener (Aqueous) | ||
| D | Water (Aqua) | up to 100 | Volatile Carrier | |
| Sodium Chloride | 1.50 | Stabilizing Agent | ||
| Preservative | a.n. | Preservative | ||
| E | Silica (spherical, 12 µm) | 3.00 | Deoiling Agent |
PREPARATIVE PROCEDURE
| 1 | To the main vessel, add phase A with mixing until uniform, then add phase B and mix until uniform. |
| 2 | To a secondary vessel add premixture of phase C, and then add phase D with mixing until uniform. |
| 3 | When AB and CD phases are homogeneous, very slowly add phase CD to phase AB. |
| 4 | After combination, strongly mix or homogenize for 10 minutes. |
| 5 | Add phase E and mix until uniform |
PRODUCT CHARACTERISTICS (25°C)
| Appearance | Smooth lotion |
| Viscosity (20 rpm, Brk, RV DV-II, T-D, after 24h at room temperature; mPa∙s) | 4500 - 7000 |
*Patented and Patent Pending
The information presented herein is believed to be accurate and reliable, but no warranty or guarantee, expressed or implied, is made regarding the information or the performance of any product. Further, nothing contained herein shall be taken as any inducement or recommendation to use, manufacture or sell that may infringe any patents or any other proprietary rights now or hereafter in existence, nor to imply compliance with any regulatory requirements
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