Oil flax is one of five major oil crops. Linseed and linseed oil have important uses. Linseed is rich in flax gum, and it can be used as food additives, cosmetics raw powder, pharmaceutical raw materials. Linseed oil is a kind of high quality edible oil, rich in α-linolenic acid and various unsaturated fatty acids, and it plays an important role in the promotion of human intelligence, physical brain, preventing cardiovascular disease, and the suppression of disease genes.This paper selects the SCI database as the data source, and do visual analysis on the international literature related to oil flax. With the help of information visualization software CiteSpace, we can clearly display and analyze the annual published articles within and outside the country, main nations and institutions doing oil flax research, subject distribution and highly cited works. Through these analyses, we can clearly see the overall situation of oil flax.