L-Lysine, or lysine, is an amino acid - which are organic compounds that link together to form proteins. Lysine is considered an essential amino acid because the body needs it but can't produce it.

Charged amino acid side chains can form ionic bonds, and polar amino acids are capable of forming hydrogen bonds. Hydrophobic side chains interact with each other via weak van der Waals interactions.

The loss of muscle mass and strength poses an increasingly significant challenge for an aging society. Prof. Kristina ...