Can I Bring Protein or Energy Powders on a Plane to United States?
Protein or Energy Powders
Allowed
Allowed in both
According to TSA guidelines, powder-like substances greater than 12 oz. / 350 mL must be placed in a separate bin for X-ray screening. They may require additional screening and containers may need to be opened. For your convenience, we encourage you to place non-essential powders greater than 12 oz. in checked bags.
The final decision rests with the TSA officer on whether an item is allowed through the checkpoint. Official TSA Rules →
Quick Rule
Carry-on baggage
Allowed
Checked baggage
Allowed
TSA Officer
Makes the final decision
Source: Official TSA Regulations ↗Updated: May 20, 2026
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