Because many collagen supplements are derived from animal bones, shells, or scales, they can naturally contain high levels of calcium
Ignoring Displacement: Very advanced researchers might account for the volume displacement of the peptide powder itself, but for most applications with these quantities, it's a negligible factor
This suggested a potential reversion
Bacteria deploy specialized mechanisms to deal with the oxidative stress [58] which include enzymes like SOD, thioredoxin reductase system, glutathione-glutaredoxin system and NADH oxidase/ NADH peroxidase system
Raj GM, Raveendran R (2019) Introduction to basics of pharmacology and toxicology: volume 1: general and molecular pharmacology: Principles of drug action
Mol Carcinog 49(2):183-9, 2010