For the green juice

• 1 cup water
• 2 medium apples, cut into chunks
• 3 cups baby spinach leaves (or chopped spinach or baby kale)
• 2 celery ribs, roughly chopped
• 1/2 cucumber, peeled and roughly chopped
• ½ tablespoon fresh squeezed lemon juice

For the carrot juice

• 1 pound carrots (2 ½ cups), chopped
• 1 large apple, chopped
• 1 large orange, peeled
• 1 pinch salt
• ½ cup water
• 1 tablespoon lemon juice

For the celery juice

• 8 medium-large stalks of celery (about 1 bunch), roughly chopped
• 1 large green apple, roughly chopped
• ½ cup water
• 1 teaspoon lemon or lime juice (optional)

For the cucumber juice

• 1 large English cucumber (or 1 to 1/2 standard cucumbers, peeled), roughly chopped
• 1 green apple, chopped
• 1 cup water
• 1 pinch salt
• ½ tablespoon lemon or lime juice (optional)

For the watermelon juice

• 4 cups cubed seedless watermelon, chilled

For the grapefruit juice

• 2 pink grapefruits, quartered and peeled
• 2 large apples
• ½ cup ice
• ¼ cup cold water
• 1 pinch salt
• 1 teaspoon honey, maple or agave syrup, plus more to taste (optional)