Yomega Brain Lube Yo-Yo Yomega Brain Lube - High Performance Yo-Yo Lubrication All Yomega High Performance Yo-Yos require periodic lubrication for maximum spin and performance. If your yo-yo does not return easily, then it is time to lube! Put a small dab of Brain Lube on the axle and your yo-yo will play like new!