There isn't one specific job title for a scientist who studies food. The field of food science is very broad and encompasses many different areas of study.

Here are some common titles you might find:

* Food Scientist: This is a general term for someone who studies the science of food.

* Food Technologist: This professional focuses on the practical application of food science, such as developing new food products or improving existing ones.

* Food Chemist: This scientist specializes in the chemical composition and properties of food.

* Food Microbiologist: This professional studies the microbes that can affect food safety and quality.

* Nutritionist: While not strictly a "food scientist," nutritionists focus on the nutritional value of food and how it affects human health.

The specific title a scientist has will depend on their area of expertise and their role in the food industry.