It is different. Cornstarch is one level higher than starch and has a higher concentration.

Potato cornstarch does not specifically refer to any kind of starch. Potato cornstarch refers to potatoes that have been processed through multiple processes. In addition to its smooth texture, it is also commonly used as a marinade to soften meat.

Potato starch is made from fresh potatoes through washing, grinding, screening, protein separation, cleaning, dehydration and drying. The thickening effect is much better than potato flour, and it is suitable for thickening dishes.

Corn starch:

It is also called corn flour, corn starch, corn flour, cornstarch, and in some places it is called soy flour (this is indeed rare). It is made from corn kernels. starch extracted from. Starches including cornstarch (starches can also be extracted from many other cereals) are used as thickeners in cooking to help make the texture of materials soft and smooth and to thicken soups. In the pastry making process, when preparing pastry batter, it is sometimes necessary to mix a certain amount of cornstarch into the flour. The gelling effect of cornstarch is also used in pie fillings, such as Kreme.