1 pound of body fat is the equivalent of 2.13 cups (504 mL) of volume. It is about the size of a water bottle.

In kitchen measures
2.13 cups
102 tsp · 34.1 tbsp · 2.13 cups
about the size of a water bottle
Density estimated by AI from typical values. Body fat typically ranges 0.85–0.95 g/mL depending on how it's packed. A firmly packed scoop weighs more.