What is the weight limit for the foundation? February 21, 2018 15:47 Updated 500 lbs is the combined body weight limit on the Queen and King sizes, and 250 lbs is the limit for the Twin and Full. Related articles How much weight can Yogabed™ hold? What are the dimensions and weight of the All-In-One Foundation/Frame? What makes Marpac sheets special? What is the height of the Yogabed™ mattress?