In general, kosher protein powders may be slightly more expensive than their non-kosher counterparts, but the price difference can vary depending on the specific product and brand. The cost of producing a product that meets kosher standards can be higher due to the requirements for certification and inspection by a kosher certifying agency.
However, some studies have shown that consumers are willing to pay a premium for products that are certified kosher, which may be due to perceived quality or trust in the certification process. Additionally, some companies may choose to use kosher ingredients and manufacturing processes as a way to appeal to a broader market, which can lead to more competition and potentially lower prices.
It's important to note that the price of a protein powder can depend on various factors beyond whether it is kosher, such as the type of protein, the quality of ingredients, and the manufacturing process. Consumers should compare prices and read product labels to make informed decisions based on their individual needs and budget.