[Vitamin D dosage : is it for everyone ?]

Area of Science:

• Endocrinology
• Nutritional Science
• Clinical Practice

Background:

• Vitamin D is a widely discussed topic with extensive research across various fields.
• Overuse of routine vitamin D supplementation is a growing concern.
• Current evidence suggests limited benefits for the general population.

Purpose of the Study:

• To synthesize current knowledge on vitamin D.
• To clarify the appropriate indications for vitamin D testing in clinical practice.
• To address the issue of widespread vitamin D over-supplementation.

Main Methods:

• Literature review of recent publications on vitamin D.
• Analysis of clinical guidelines and evidence regarding vitamin D supplementation.
• Synthesis of data on the efficacy of vitamin D treatment for deficiency.

Main Results:

• Vitamin D supplementation is beneficial only for a small subset of individuals.
• Systematic vitamin D dosing is not advised for the general population.
• Testing and supplementation are most effective when addressing diagnosed deficiency.

Conclusions:

• Vitamin D testing and supplementation should be reserved for cases of deficiency.
• Clinical practice should focus on targeted vitamin D interventions.
• Avoidance of routine, non-specific vitamin D dosing is recommended.