Blackmores
Super Magnesium Plus.
180 tablets. Compared per 1 tablet.
Label and price checked 22 October 2026.
Already elemental magnesium
per 1 tablet
Stated on published label
per 1 tablet
Elemental magnesium
from a $45.00 pack
Read the stated amount.
Per tablet: oxide equivalent 245 mg; citrate equivalent 45 mg; amino acid chelate equivalent 15 mg; total magnesium 305 mg.
This entry already quotes elemental magnesium. It is used directly, with no second conversion.
Selected 180-tablet variant. The brand also lists a differently described 100-count variant, which is excluded.
$45.00 ÷ (180 units ÷ 1 units × 305 mg) × 100 mg
= $0.08 per 100 mg
What this tells you.
These numbers compare published pack and label figures. They do not establish absorption, effectiveness or suitability for you. The comparison unit is not a suggested dose.
Shipping and conditional discounts are excluded. Prices can change. Check the retailer’s current label, warnings and pack before buying.