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Blackmores Bio Magnesium 100 Tablets High Dose 301.5mg Magnesium Muscle Health

Blackmores Bio Magnesium is a high dose tablet to reduce muscle cramps, tension and stiffness when dietary intake is inadequate. The one-a-day formula also supports heart, bone and nervous system health.
  • Reduces muscle cramps, tension & stiffness when dietary intake is inadequate
  • Supports bone health
  • Supports heart health
  • Supports muscle health
  • Supports muscle function
  • Supports nervous system health
  • Supports general health and wellbeing

100 Tablets

Product Description


The Blackmores Difference

Blackmores Bio Magnesium is formulated with a combination of two forms of magnesium plus extra nutrients including vitamins B6, & D. Formulated to assist in the relief of muscular cramps and spasms when magnesium levels are low.

It uses premium quality ingredients to deliver a high dose (301.5 mg) of magnesium plus co-factors to support absorption; all in one small, easy to swallow tablet a day.

Active Ingredients per tablet

Heavy magnesium oxide
(magnesium 265 mg)
440 mg

Magnesium phosphate
(magnesium 36 mg)
175 mg

Total magnesium
301.5 mg

Calcium ascorbate dihydrate
(ascorbic acid, vitamin C 38.4 mg)
50 mg

Pyridoxine hydrochloride
(vitamin B6)
50 mg

(vitamin D3 100 IU)
2.5 microgram

Manganese amino acid chelate
(manganese 4 mg)
40 mg


Take 1 tablet a day with meal, or as professional prescribed.

Children under 18 years
Only as professionally prescribed


Always read the label.
Follow the directions for use.
If symptoms persist, talk to your health professional.
Supplements may only be of assistance if dietary intake is inadequate.
Contains soy bean products.
If you are pregnant or breastfeeding, talk to your health professional before use.
If you have any pre-existing conditions, or are on any medications always talk to your health professional before use.
Some products should be ceased at least two weeks before any elective surgery, please confirm with your health professional.


AUST L (if applicable): 164335

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Please note that we will apply redirection fees in the event of change in address post purchase. Also a minimum of 20% restocking fee may apply to all returns as a result of change of mind.