Assertion: vitamin e's activity | /r/HasProperty | limited
Facets:
Source sentences:
text: The biological activity of the other tocols is limited (Table 4-1), but some new functions have recently been found for non alpha-tocopherol forms of vitamin E (Schaffer et al., 2005; Freiser and Jiang, 2009).
text: activity of vitamin E is considered limited since it cannot absorb UVA light or light in higher wavelengths of the UVB spectrum (25).