Best Supplements for Reduced C-Reactive Protein Levels
Ranked by research evidence. Compare 64 supplements across 78 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.
Top picks by evidence
- Moderate evidence4 studies
Across all 4 studies, L-carnitine supplementation showed beneficial effects on reducing C-reactive protein (CRP) levels, with a predominant moderate effect size. All 4 studies reported statistically significant reductions, though effect magnitude varied from small to moderate. Median study duration was 46 days, and doses ranged from 500 mg/day to 3 g/day, with most evidence coming from meta-analyses and RCTs in clinical populations (migraine, sepsis) and adults with impaired glucose tolerance.
Dose: 500 mg/day to 3 g/day - Moderate evidence4 studies
Across 4 studies, 3 reported beneficial moderate-sized effects of vitamin D supplementation on reducing C-reactive protein (CRP) levels, while 1 study found no effect. The beneficial studies were meta-analyses or systematic reviews, with effects observed in clinical populations (obese/overweight, diabetes/prediabetes). Dose ranges and study durations were not consistently reported, precluding identification of a typical regimen or treatment window.
Product matchViva Naturals — Vitamin D3 with Organic Liquid Coconut Oil125 mcg · $15.16 · ★5.0 (208) - Moderate evidence4 studies
Turmeric (curcumin) shows moderate evidence for reducing C-reactive protein levels, with 3 of 4 studies reporting beneficial effects of moderate magnitude. The median study duration was 42 days, and effects were observed primarily in clinical populations (rheumatoid arthritis, type 2 diabetes, metabolic syndrome).
- ModerateL-CarnitineAcross all 4 studies, L-carnitine supplementation showed beneficial effects on reducing C-reactive protein (CRP) levels, with a predominant moderate effect size. All 4 studies reported statistically significant reductions, though effect magnitude varied from small to moderate. Median study duration was 46 days, and doses ranged from 500 mg/day to 3 g/day, with most evidence coming from meta-analyses and RCTs in clinical populations (migraine, sepsis) and adults with impaired glucose tolerance. · Dose: 500 mg/day to 3 g/day4 beneficial4 studies
- ModerateVitamin DAcross 4 studies, 3 reported beneficial moderate-sized effects of vitamin D supplementation on reducing C-reactive protein (CRP) levels, while 1 study found no effect. The beneficial studies were meta-analyses or systematic reviews, with effects observed in clinical populations (obese/overweight, diabetes/prediabetes). Dose ranges and study durations were not consistently reported, precluding identification of a typical regimen or treatment window.3 beneficial1 neutral4 studies
- ModerateTurmericTurmeric (curcumin) shows moderate evidence for reducing C-reactive protein levels, with 3 of 4 studies reporting beneficial effects of moderate magnitude. The median study duration was 42 days, and effects were observed primarily in clinical populations (rheumatoid arthritis, type 2 diabetes, metabolic syndrome).3 beneficial1 neutral4 studies