| CPC A61J 1/05 (2013.01) [A61J 3/04 (2013.01); A61K 9/0034 (2013.01); A61K 9/06 (2013.01); A61K 9/107 (2013.01); A61K 31/045 (2013.01); A61K 31/135 (2013.01); A61K 31/137 (2013.01); A61K 31/192 (2013.01); A61K 31/195 (2013.01); A61K 31/196 (2013.01); A61K 31/197 (2013.01); A61K 31/351 (2013.01); A61K 31/4418 (2013.01); A61K 31/4422 (2013.01); A61K 31/445 (2013.01); A61K 31/4458 (2013.01); A61K 31/565 (2013.01); A61K 31/57 (2013.01); A61K 31/7048 (2013.01); A61K 33/14 (2013.01); A61K 47/10 (2013.01); A61K 47/26 (2013.01); A61K 47/38 (2013.01); A61K 47/42 (2013.01); A61K 47/46 (2013.01); B01F 29/10 (2022.01); B01F 29/32 (2022.01); B01F 29/40 (2022.01); B01F 29/401 (2022.01); B01F 29/4011 (2022.01); B01F 29/40221 (2022.01); B01F 31/00 (2022.01); B01F 35/2209 (2022.01); B01F 35/421 (2022.01); B29B 7/106 (2013.01); B65B 7/16 (2013.01); B01F 29/40365 (2022.01)] | 10 Claims |

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1. A method for preparing a topical composition by mixing two or more ingredients, the method comprising:
placing two or more ingredients in a canister of a metered dose device, wherein the metered dose device includes a manually operable actuator, and a metering mechanism configured to allow a metered dose of the topical composition to be dispensed from the canister in response to actuation of the actuator;
placing the metered dose device with the two or more ingredients in a bladeless planetary mixer; and
subjecting the metered dose device to superimposed rotation and revolutions movements to mix the two or more ingredients and form the topical composition directly in the metered dose device.
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