While cornstarch and baking soda are non-toxic, all people, pregnant or not, should avoid eating deodorant.
No you can't. Baking powder is a leavening agent while cornstarch is a thickening agent. The same applies to baking soda, which will also make doughs "rise," whereas cornstarch will not.
Sodium bicarbonate (baking soda), sodium bitartrate, and cornstarch polymer
Yes, arrowroot powder, tapioca starch, potato starch, and rice flour can be used as substitutes for cornstarch in cooking and baking.
Baking powder contains a combination of baking soda, an acid like cream of tartar and a moisture absorber like cornstarch. it just helps lift up what ever it is you are baking
Baking powder is a mixure of powdered baking soda and the powder, 'Cream of Tartar' with a bit of cornstarch to keep the mixture from clumping.
The proper substitution for baking powder is half baking soda and half cream of tartar. They both have leavening properties. If you don't have cream of tartar available, I guess I would go toward 2/3 - 3/4 baking soda and the rest cornstarch.
You can make your own baking powder at home by mixing together 1 part baking soda, 2 parts cream of tartar, and 1 part cornstarch. This homemade baking powder can be used as a substitute for store-bought baking powder in recipes.
Baking powder leaves more residual and "cakes" together. Corn starch is a little bigger and doesn't taste like baking powder.
No. I tried that, it turned out terrible.
Baking powder is baking soda plus acid, and is used in recipes that don't have acid--acid being what makes baking soda leaven things. I've used baking powder in recipes that call for baking soda, and it didn't hurt them; maybe they were a bit fluffier but that's okay.
Arrowroot powder is a suitable substitute for cornstarch in cooking and baking recipes. It has similar thickening properties and can be used in equal amounts as a replacement.
Baking powder has cornstarch in it so possibly there is a problem with starches in general. You would have to find out if this is the case or it is only potato's.