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Collagen Serum Reviews From Real Users

About the Author

Terry Hargreaves is a self-proclaimed skin care expert and the author of "The Collagen Secret: The Skin-Care Formula for firmer, smoother skin at any age." She is the founder of the skincare brand Terry Naturally, which produces a line of dietary supplements and skincare products. Hargreaves is a frequent guest on television and radio programs, where she discusses topics such as skin health, anti-aging, and the benefits of collagen.