One may conclude from this evidence that the effect is very modest (compared to diet and other lifestyle factors) and hence consider multivitamins «a waste of money» (I don't think so — a nickel a day for ~ 10 % lower risk of cancer and
macular degeneration seems like a very good deal to me) but certainly not that they pose any risk — at least not in the case of iron - free RDA - dose multivitamins similar to the Centrum used in PHSII.
A woman with age - related
macular degeneration seems to have had her vision stabilised thanks to a transplant of retinal cells generated from her skin
Not exact matches
High vitamin D blood levels
seem to be linked to a reduced risk of early age - related
macular degeneration.
She
seems to be doing well, though she suffers from
macular degeneration and has to have somebody read scripts to her.
Several studies performed on various animals have also found that beta - carotene
seems to protect against the leading causes of blindness,
macular degeneration and cataracts.