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Evidence-Based Supplement Research
Evidence-Based Supplement Research

Best Supplements for Reduced Heart Rate

Ranked by research evidence. Compare 11 supplements across 15 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.

Top picks by evidence

  • Low evidence3 studies

    Across 3 studies, all reported neutral, small-sized effects of beta-alanine on reducing heart rate, with no statistically significant findings. The evidence is insufficient to support a beneficial effect; the most commonly studied dose was 6.4 g acutely or 45 mg/kg for athletes, but no consistent dose range emerged.

    Product match
    PrimaforceBeta-Alanine
    3,400 mg · $18.99 · ★5.0 (16)
11 supplements
  • Rhodiola1 beneficial1 neutral2 studies
  • LowBeta-AlanineAcross 3 studies, all reported neutral, small-sized effects of beta-alanine on reducing heart rate, with no statistically significant findings. The evidence is insufficient to support a beneficial effect; the most commonly studied dose was 6.4 g acutely or 45 mg/kg for athletes, but no consistent dose range emerged.3 neutral3 studies
  • L-Arginine2 neutral2 studies
  • Gamma-Aminobutyric Acid1 neutral1 study
  • Red Beet1 neutral1 study
  • Red Grape1 neutral1 study
  • Iron1 neutral1 study
  • L-Theanine1 neutral1 study
  • Colostrum1 neutral1 study
  • L-Tyrosine1 neutral1 study
  • Carnosine1 neutral1 study
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