General
dirty bulk
What does dirty bulk mean?
A bulking approach with a large calorie surplus from calorie-dense, often junk foods, accepting extra fat gain alongside muscle.
"He did a dirty bulk on fast food and got strong but soft."
Origin
Bodybuilding colloquialism contrasting careless overeating with a controlled 'clean bulk.'
Frequently asked questions
What is a dirty bulk?
A dirty bulk is gaining mass with a large calorie surplus from calorie-dense, often junk foods, accepting extra fat gain along with muscle.
What's the difference between a dirty bulk and a clean bulk?
A dirty bulk uses a big surplus with little concern for food quality, while a clean bulk relies on whole, nutrient-dense foods to limit fat gain.
Is a dirty bulk effective?
It can build strength and size fast, but the trade-off is more fat gain, meaning a longer or harder cut afterward.
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