One mineral, many daily roles. Five points to guide you through nutrition, requirements, and reading labels.
01 · It contributes to muscle and nerve function
Magnesium is involved in numerous bodily processes, from energy production to muscle and nerve function. Its nutritional role does not mean that a supplement can cure a disease. Learn more on the NIH website.
02 · The primary source is your diet
Legumes, nuts, seeds, whole grains, and leafy green vegetables provide magnesium. Varying your food choices helps distribute your intake throughout the day. Food sources according to NIH.
03 · Daily requirements and supplement doses are different
For adults, EFSA indicates an adequate daily intake of 350 mg for men and 300 mg for women. These values refer to total intake and are not a prescription for supplementation. EFSA reference.
04 · Check the elemental magnesium on the label
The weight of a magnesium salt does not correspond to the weight of the magnesium it contains. To interpret a formula, look at the amount of magnesium stated per daily dose and the instructions for use. How to read magnesium amounts.
05 · The choice starts with your needs
Tiredness and cramps alone cannot identify a deficiency. If they persist, seek a professional evaluation. Before supplementing, check with your doctor or pharmacist if you are taking medication: interactions are possible. Precautions and interactions.
Inside the Bio-Clock formula
Want to know more about Magnesio Otto? The product page lists the ingredients, pack size, and directions for use.
Informational content updated on October 7, 2026. Supplements are not a substitute for a varied, balanced diet and a healthy lifestyle.