National Keto, keto diet day black vector icon. The ketogenic diet has been gaining popularity in recent years due to its health benefits and weight loss potential. It is a high-fat, low-carbohydrate diet that encourages the body to burn fat for fuel instead of carbohydrates. This article will focus on the National Keto, keto diet day black vector icon, which is a symbol of the support and success people can have when following the ketogenic lifestyle.