Grape seed oil (also called grapeseed oil or grape oil) is a vegetable oil pressed from the seeds of various varieties of Vitis vinifera grapes, an abundant by-product of winemaking. Grape seed oil is used for: salad dressings, marinades, deep frying, flavored oils, baking, massage oil, sunburn repair lotion, hair products, body hygiene creams, lip balm and hand creams. grape seed oil was not produced or used on a large scale until the 20th century, largely because grape seeds contain a lower percentage of oil as compared to other oil-producing seeds, nuts, or beans. Cooking Grape seed oil is extracted from grape seeds and has a relatively high smoke point, approximately 420 °F (216 °C), so it can be safely used to cook at high temperatures.

Grape seed oil can be used for stir-fries, sautéing and fondue. In addition to its high smoking point, grape seed oil has other positive attributes in relation to cooking. It has a clean, light taste that has been described as utty. Because of its eutral taste, grape seed oil is often used as an ingredient in salad dressings or as a base for infusing or flavoring with garlic, rosemary, or other herbs or spices. Grape seed oil is also used as an ingredient in homemade mayonnaise. One is able to use less grape seed oil for precisely the same reasons that the cosmetics industry likes it, the emollient and film-forming virtues.