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Effects · health adverse

Paresthesia (Tingling, Numbness)

Abnormal skin sensations such as tingling ('pins and needles'), burning, numbness, or formication ('crawling ants') without apparent cause. Often temporary (e.g., from niacin or beta-alanine).

Supplements
7
Practices
52
Habits
13
How we rate evidence

Probability — how likely the effect is to show up

  • Very high
  • High
  • Medium
  • Low

Evidence — where the data comes from

  • Scientific Meta-analyses and randomized trials
  • Clinical Clinical trials and practice
  • Animal research Animal studies
  • People reports User reports and anecdotes
  • Theoretical Mechanistic reasoning, not yet tested

Reported as a side effect of (72)

Probability Very high 2 High 12 Medium 10 Low 48
Evidence Clinical 41 People reports 22 Theoretical 9

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