walnut oil in glass of bottle, whole big peeled walnut kernel without shell. oil and nuts background. super food healthy concept

walnut nutrition organic healthy kernel snack ingredient background food isolated health raw diet nut natural closeup vegetarian fresh dry antioxidant ripe seed tasty brain wooden texture peeled brown cholesterol macro dessert eating eat season walnuts white nutshell vitamin rustic nature group nutrient dried delicious heap meal nuts oil glass bottle big shell super concept shell background concept