Hyaluronic acid (HA) is a glycosaminoglycan widely distributed throughout the human body, known for its ability to retain moisture and contribute to tissue hydration and lubrication¹². Research shows that oral intake of hyaluronic acid can significantly improve skin hydration and reduce the signs of aging³⁴.

Supplement Products Containing Hyaluronic Acid:

• Doctor's Best Hyaluronic Acid + Chondroitin Sulfate with BioCell Collagen - $14.39
• EVLution Nutrition Hyaluronic Acid - $7.49
• Force Factor Hyaluronic Acid - $8.99
• NOW Foods Hyaluronic Acid - $11.29
• Source Naturals Injuv Hyaluronic Acid - $34.71

Let me know if you need more information or further assistance regarding hyaluronic acid supplements!

Footnotes

1. Yan-Rui Gao, "Oral administration of hyaluronic acid to improve skin conditions via a randomized double-blind clinical test," NCBI, 2020. ↩

2. Eleni Papakonstantinou, "Hyaluronic acid: A key molecule in skin aging," NCBI, 2023. ↩

3. Giorgia Natalia Iaconisi, "Hyaluronic Acid: A Powerful Biomolecule with Wide-Ranging Applications–A Comprehensive Review," NCBI, 2023. ↩

4. Anca Maria Juncan, "Advantages of Hyaluronic Acid and Its Combination with Other Bioactive Ingredients in Cosmeceuticals," NCBI, 2022. ↩