28 Amazon Fall Fitness Picks That Our Editors Use and Love

Vital Proteins Collagen Peptides Powder ($21, originally $27)

Each two-scoop serving of this peptides powder has 70 calories and has 18 grams of protein and 20 grams of collagen peptides to fuel your skin, hair, nail and joint health. It's unflavored and easily dissolves into both hot and cold beverages. Learn more via our Vital Proteins Collagen Peptides Powder review.

Editor Quote: "I love the collagen powder for its ability to add a hearty dose of protein to anything I'm eating or drinking — it transforms a black coffee or low-protein veggie soup into something that's more satiating and protein-packed." — Christina Stiehl, former senior fitness editor