A balanced diet generally helps to prevent this problem.
4. Infections or diseases
In rare cases, white spots can be linked to a fungal infection , skin problems, or certain internal diseases. However, these cases are much less frequent and are usually accompanied by other visible symptoms.
If the stains persist for a long time or affect several nails, it is best to consult a healthcare professional.
Misconceptions about white spots
A popular belief claims that white spots on the nails indicate a calcium deficiency. However, specialists explain that this idea is largely exaggerated.
In most cases, these marks are simply caused by minor trauma and not by a nutritional deficiency.
