What is best out of these two?
Fe EDDHA
https://www.ebay.co.uk/itm/Chelated...=item442eb79794:g:r4AAAOSwIgNXmebH:rk:14:pf:0
or
Fe DTPA
https://www.ebay.co.uk/itm/500ml-QA...h=item25f2d0d290:g:Xz8AAOSwxyJayd9I:rk:7:pf:0
Or does it not really matter?
Fe EDDHA
https://www.ebay.co.uk/itm/Chelated...=item442eb79794:g:r4AAAOSwIgNXmebH:rk:14:pf:0
or
Fe DTPA
https://www.ebay.co.uk/itm/500ml-QA...h=item25f2d0d290:g:Xz8AAOSwxyJayd9I:rk:7:pf:0
Or does it not really matter?
