Suggested Formulation Using CP Oat Avenanthramides
This aqueous alcoholic clear roll-on antiperspirant includes the Oat Avenanthramides, as a highly effective soothing and anti-irritant additive. Inclusion of this material should help support claims such as soothing or caring for the underarm skin.
| Phase | Tradename | INCI Name | % w/w |
|---|---|---|---|
| A | Natrosol 250HH-GF | Hydroxyethyl Cellulose | 0.30 |
| Ethanol, denatured | Alcohol, Denat | 25.00 | |
| B | Water, Purified | Aqua | To 100 |
| C | Reach 301L | Aluminum Sesquichlorohydrate | 40.00 |
| D | Zemea | Propanediol | 3.00 |
| Ceapro Oat Avenanthramides | Aqua, Glycerine, Oat (Avena sativa) Kernel extract | 0.50 | |
| E | Fragrance | Parfum | qs |
| Cremaphor RH40 (or equivalent) | PEG-40 Hydrogenated Castor Oil | qs |
Method of Manufacture:
1. Disperse the Natrosol in the alcohol of phase A, whilst stirring.
2. Heat the water of phase B to 65 – 70°C and add to phase A to fully hydrate the Natrosol with stirring.
3. Add phase C, followed by D with mixing.
4. Pre-mix the fragrance (if using) with the Creamphor and a suitable ratio (1:3 – 1:5 is likely) and mix well into the base. Fill into roll-on containers.