Forget those $15 juices—loaded with sugar and lacking in fiber—and reach for one of these digestion-boosting, nutritionist-recommended weight loss smoothies, instead.

Raspberry Oat Smoothie

Smoothiecourtesy Keri Glassman

“Bet you didn’t know you could put oats in a smoothie. It may sound strange but they’re an awesome addition—and they’re really filling. Oats make your smoothie thicker, heartier, and more satisfying. This blended beverage will keep you full until lunchtime,” says Keri Glassman, MS, RD, CDN.

  • 1 cup kefir
  • 1 cup frozen raspberries
  • 1/4 cup raw rolled oats
  • 1 CocoaVia Unsweetened Dark Chocolate stick pack
  • 1 teaspoon honey (optional)

Blend all ingredients until smooth. If you like oatmeal in a bowl with one of your weight loss smoothies, check out these 10 surprising but healthy oatmeal toppings.

Apple Spice Smoothie

Smoothiecourtesy Keri Glassman

“Imagine apple pie was actually really good for your health and you could drink it. Yup, that’s what this smoothie is like. It’s got all of the spices and flavors of a sweet apple dessert but with none of the added sugar (except for a little bit of honey) or carbs,” says Glassman.

  • 1 apple quartered
  • 3/4 cup Greek yogurt
  • 1/4 teaspoon cinnamon
  • 1/4 teaspoon cardamom
  • 1/4 teaspoon nutmeg
  • 3/4 cup unsweetened almond milk
  • 1/2 tablespoon honey
  • 1 scoop vanilla protein powder

Blend all ingredients until smooth.

Pineapple Avocado Smoothie

Smoothiecourtesy Neda Varbanova

“This is a really creamy smoothie that will satisfy your sugar cravings the all-natural way! The avocado in this smoothie provides plenty of essential fatty acids and vitamins A, E, K, B, C, plus fiber and protein, which will keep you feeling full. The pineapple is not only sweet but it has anti-inflammatory properties and wonderful digestive enzymes,” says Neda Varbanova, certified culinary nutritionist, holistic health coach, and recipe creator. Feeling healthier already by drinking these weight loss smoothies? Here are 16 more anti-inflammatory foods.

  • 5 ice cubes
  • Handful of spinach
  • 1/2 avocado, peeled
  • 1/2 banana
  • 1 inch ginger, peeled
  • 1 drop liquid stevia
  • 1 teaspoon hemp seeds
  • 1 cup pineapple
  • 1 1/2 cup coconut water

Blend all ingredients until smooth.