Collagen peptides are hydrolyzed protein fragments marketed for improved skin, joint, and bone health.
Collagen peptides are hydrolyzed collagen protein fragments derived from animal sources, primarily bovine, porcine, or marine. They are marketed for potential benefits in skin, joint, and bone health, as well as muscle mass support. The peptides are thought to work by providing building blocks for collagen synthesis and stimulating collagen-producing cells. While generally safe, gastrointestinal side effects are possible. Sourcing from reputable manufacturers is important to minimize contamination risks. Research indicates potential benefits, but further studies are needed to confirm efficacy and optimal dosages for specific applications.
Key Information
Inside Body Harmful Score
Outside Body Harmful Score
Common Dosage
2.5-15g daily
Source Type
natural
Production Process
Collagen peptides are produced through the hydrolysis of collagen protein, typically derived from animal sources like bovine, porcine, or marine animals. This process involves breaking down the collagen fibers into smaller, more bioavailable peptide fragments through enzymatic or chemical methods.
Use Type
BothPotential Benefits
Joint Health enhances joint function by supporting cartilage and reducing inflammation. It alleviates pain and stiffness associated with conditions like osteoarthritis.
Enhances bone density, strength, and integrity by supporting bone formation, calcium absorption, and reducing age-related bone loss. Improves overall skeletal health and function, ultimately reducing the risk of fractures.
This benefit aims to improve overall skin health and appearance through increased hydration, reduced inflammation, improved elasticity, and protection from environmental damage. Healthy skin exhibits a smooth texture, even tone, and strong barrier function.
Skin elasticity is the skin's ability to stretch and return to its original shape, primarily due to collagen, elastin, and hydration. Maintaining elasticity contributes to a youthful appearance and healthy skin function.
Muscle mass increases when resistance training is combined with sufficient amino acids, particularly essential amino acids, to fuel muscle protein synthesis. This leads to repair and growth of muscle fibers, enhancing strength and lean body mass.
Polypeptides support muscle growth, repair, and recovery by providing the building blocks for muscle protein synthesis. Collagen peptides may improve muscle mass and strength in older adults when combined with resistance training.
Possible Side Effects
Fullness is a subjective sensation of being overly full or bloated, usually in the stomach or abdomen. It's often mild and temporary but can sometimes indicate an underlying gastrointestinal issue.
Allergic reactions are hypersensitivity responses to allergens, ranging from mild skin irritation to life-threatening anaphylaxis. Symptoms vary widely and are caused by an immune response.
Gastrointestinal issues include nausea, diarrhea, abdominal discomfort, and vomiting, potentially stemming from altered gut motility, microbiota changes, or irritation. While often mild, persistent symptoms necessitate evaluation, and contributing factors like pre-existing conditions should be considered.
Collagen peptide consumption can sometimes result in an unpleasant taste or odor, varying in intensity and type depending on the source and individual sensitivity. This taste is generally harmless but may be bothersome to some users.
Scientific Evidence
Asserin, J., Lati, E., Shioya, T., & Prawitt, J. (2015). The effect of oral collagen peptide supplementation on skin moisture and the dermal collagen network: evidence from an ex vivo model and randomized, placebo-controlled clinical trials. Journal of Cosmetic Dermatology, 14(4), 291-301. Benito-Ruiz, P., Camacho-Zamora, A., Carrillo-Arcentales, E., Mejía-Rodríguez, F., García-Villanova, B., & Guillén Villén, F. (2009). Supplementation with collagen hydrolysate improves joint symptoms in patients with osteoarthritis: a randomized placebo-controlled, double-blind trial. Osteoarthritis and Cartilage, 17(5), 626-632. Elam, M. L., Johnson, S. A., Hooshmand, S., Feresin, R. G., Payton, M. E., Gu, J., ... & Arjmandi, B. H. (2015). A calcium-collagen chelate dietary supplement attenuates bone loss in postmenopausal women with osteopenia: a randomized controlled trial. Journal of Medicinal Food, 18(3), 324-331.
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