Where I come from, that kind of research is handled by another person entirely. While I cannot provide the specifics, the changes result in enhanced strength and, in higher levels, heightened abilities. For example, a horticulturist may find themselves capable of manipulating plantlife.

[A thoughtful pause.]

Protection is provided in a similar manner; though it seems the life fiber's mere presence is capable of increasing the body's physical resistance so long as it is touching the skin. I have little idea how it performs against magic, however.