[Note 2] ‘Any breast milk’ consists of combined milk feeding (breast milk plus artificial milk) plus those who receive exclusively breast milk (nothing else except water).
Mae ‘waliau cerrig’yn golygu waliau cerrig traddodiadol ac yn cynnwys cloddiau ag iddynt ddwy wyneb o gerrig, fel ‘Walydd Penclawdd’ neu ‘Berthi Sir Benfro’.