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Medical Author:

Siamak T. Nabili, MD, MPH

Siamak T. Nabili, MD, MPH

Dr. Nabili received his undergraduate degree from the University of California, San Diego (UCSD), majoring in chemistry and biochemistry. He then completed his graduate degree at the University of California, Los Angeles (UCLA). His graduate training included a specialized fellowship in public health where his research focused on environmental health and health-care delivery and management.

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Medical Editor:

Bhupinder Anand, MD

Because milk and milk containing products are the main sources of dietary calcium and vitamin D, people with lactose intolerance may be deficient in calcium and vitamin D. Calcium and vitamin D deficiency can lead to early osteoporosis and fragile bones. Therefore, calcium and vitamin D supplements are recommended for people with lactose intolerance.

Lactase enzyme supplements can be added to milk, as mentioned earlier, for people with lactose intolerance.

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