Three out of the four Prussian corps are out of supply
They will suffer attrition casualties of 400 men each day until resupplied
2nd and 3rd corps compulsory retreat towards Walback
4th corps resupply, reorganise and receive battle replacements
The French corps are also running short of supplies
They have sufficient supplies, but must redistribute them
They have also captured 5 days supplies in Wolfsburg
Napoleon orders 40 brigade to move the Gifhorn depot to Jeggau
Despite the difficult supply situation Napoleon orders 4th corps to attack Gardelegen.
The attack fails, and at nightfall 1st Prussian corps still hold their position.
Both sides have suffered light casualties, though the Prussians slightly more at 800 to 400 French
The French have just one days supplies left, and the Prussians have run out of supplies