Keep weight to a minimum

When you're hiking the Inca Trail carry only the essentials. Plan on storing the rest at your hotel in Cusco. It goes without saying that a strenuous trek at altitude will be more difficult if you're lugging huge weights around. Tents and supplies are usually carried by professional porters.

Another option is to get An extra porter to carry your personal items the cost is around US$ 75.00 for the entire 4 days

some of the inca trail trekers carry

a Daypack
Rain jacket or Poncho
Hiking Shoes
Warm clothes, including jacket, fleece, sweaters and 4 pairs of socks
Sleeping bag
Flashlight and Batteries
Water bottle
Camera, films and batteries
Hat or Cap to protect you from the sun or cold
Sun Block
Insect Repellent
Toilet paper
Water bottle and sterilizing tablets
Towel
Swimsuit (recommended for the hot springs).