Final answer:
PubMed is the best database to use for locating nutrition research articles for a heart disease prevention program at a worksite.
Step-by-step explanation:
The best database to use for locating nutrition research articles for a heart disease prevention program at a worksite is PubMed.
PubMed is a widely recognized and respected database that specializes in biomedical literature, including nutrition research. It provides access to a vast collection of scholarly articles from various sources, allowing you to find relevant information for your program.
By using PubMed, you can search for nutrition research articles, access their full texts, and utilize the reliable and up-to-date information to develop an effective heart disease prevention program.