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What are the side effects of taking collagen?
Additionally, collagen supplements have the potential to cause digestive side effects such as feelings of fullness and heartburn (13). Regardless, these supplements appear to be safe for most people. Summary Collagen supplements may lead to side effects such as a bad taste in the mouth, heartburn and fullness.
Top 6 Benefits of Taking Collagen Supplements – Healthline
Jul 4, 2019