Yes, it is generally okay to mix two brands of olive oil while cooking or consuming them. Olive oil is a versatile ingredient that can be used in various culinary applications. Mixing different brands of olive oil is unlikely to cause any harm or negative effects. In fact, it is common for people to use different types or brands of olive oil interchangeably based on their personal preferences or availability.
When it comes to cooking, the most important factors to consider are the flavor, quality, and suitability of the olive oil for the specific dish you are preparing. If you enjoy the taste of a particular brand or if you have different types of olive oils with varying flavors, you can experiment and blend them to achieve a desired taste profile in your dishes.
However, it's worth noting that different brands of olive oil may have variations in flavor, intensity, and quality. So, if you are mixing oils for a specific recipe, it's a good idea to taste and assess the combination before using it, especially if the flavors are strong or distinct. This way, you can ensure that the blended result complements your dish as intended.
Ultimately, mixing brands of olive oil is a matter of personal preference and experimentation. Feel free to explore and create your own blends to enhance the flavors in your cooking.