Clinical decision-support only. For use by licensed dental professionals. Not a substitute for professional judgment or a complete drug reference. Always verify with primary sources.
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Vitamin

Vitamin B5 (Pantothenic Acid)

Likelihood in at-risk patientsLow

Likelihood of deficiency within an at-risk group, not the general population.

Evidence confidenceLow

Strength of the peer-reviewed evidence.

Food sources

Meat, Whole grains, Vegetables (widespread in the food supply)

Typical intake: 5 mg/day for most adults (AI).

Upper limit: No UL established: no well-documented toxicity from oral intake.

Dental & oral effects of deficiency

No well-established oral-specific sign of deficiency on file.

Associated with deficiency

  • Pantothenic acid deficiency (rare): Fatigue, irritability, and numbness/tingling; deficiency is uncommon given how widespread food sources are.

Dental & oral effects of surplus / excess

No well-established oral-specific effect of excess intake on file.

Sources

  1. Pantothenic Acid: Health Professional Fact Sheet. National Institutes of Health, Office of Dietary Supplements. NIH Office of Dietary Supplements, 2026.
  2. A Prescription for Change: Food as Medicine & the Vital Role of Nutrition in Patient Care. teethFirst. Continuing education course material, 2025.