α-Carotene is a phytochemincal in the class of Carotenes, belonging to the group of Carotenoids (tetraterpenoids), found abundantly in carrots, pumpkins, maize, tangerine, orange, etc. Health Benefits 1. head and neck squamous cell carcinoma (HNSCC) In the comparison of plasma carotenoids (i.e., biomarkers of fruits and vegetables intake) and tocopherols in 29 head and neck …