Greek Yogurt: Provides a creamy texture and a substantial amount of protein.

Protein Powder: Easily boosts protein content without adding extra bulk.

Spinach: Adds nutrients and protein without altering the flavor.

Kale: Another nutrient-rich green that adds protein to smoothies.

Cottage Cheese: Offers a creamy texture and a good source of protein.

Silken Tofu: Adds protein without altering the taste of the smoothie.

Almond Butter: Adds a nutty flavor and protein to smoothies.