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Head-to-head evidence comparison — which supplement is right for you?
Pelargonium Sidoides vs Vitamin B12: Vitamin B12 has the stronger overall evidence (7.5 vs 6.5/10); the best pick depends on your goals. Take the 60-second quiz for a pick tailored to your goals.
Vitamin B12 wins 3 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Mostly mechanism / observational
Top outcomes
Verdict
Likely helps
12 of 17 studies with measurable effects showed benefit.
Top outcomes
Liquid EPs 7630: 30 drops three times daily for adults during an acute infection
spread-through-day
Liquid extract (EPs 7630)
500-1000mcg daily for maintenance; higher for deficiency
Morning (may be energizing), With or without food
Methylcobalamin (sublingual)
Days 4-7 of an acute episode
Within the acute illness window
During use
2-4 weeks
4-8 weeks
Weeks to months
Pelargonium sidoides extract for treating acute respiratory tract infections.
Cochrane Database Syst Rev (2013) · Systematic review · n=10 trials; ~746 adults and ~819 children
Liquid EPs 7630 showed effectiveness for acute bronchitis in both adults and children; tablets did not
Treatment of acute bronchitis with EPs 7630: randomized, controlled trial in children and adolescents.
Pediatr Int (2012) · Rct · n=220 children/adolescents
Significantly greater BSS reduction with EPs 7630 versus placebo (P<0.0001)
Efficacy and tolerability of EPs 7630 tablets in patients with acute bronchitis: a randomised, double-blind, placebo-controlled dose-finding study with a herbal drug preparation from Pelargonium sidoides.
Wien Med Wochenschr (2010) · Rct · n=406 adults
All three active dose groups improved patient-reported outcomes versus placebo at day 7
Efficacy of different routes of vitamin B12 supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta-analysis
Irish journal of medical science (2024) · Meta analysis · n=4275
Regarding the hemoglobin level, the pooled effect sizes showed no difference between all routes of administration that could reach statistical significance.
Dosage exploration of combined B-vitamin supplementation in stroke prevention: a meta-analysis and systematic review
The American journal of clinical nutrition (2024) · Meta analysis · n=76664
In areas without and with partial folic acid fortification, combined B-vitamin supplementation significantly reduced the risk of stroke by 34% [RR: 0.66; 95% confidence interval (CI): 0.50, 0.86] and 11% (RR: 0.89; 95% CI: 0.79, 1.00), respectively.
Vitamin Status in Patients with Phenylketonuria: A Systematic Review and Meta-Analysis
International journal of molecular sciences (2024) · Meta analysis · n=770
The effect sizes were expressed as standardised mean differences.
Vitamin B12 has a higher evidence score (7.5/10 vs 6.5/10) and wins in 3 of 3 categories.
No known interactions between Pelargonium Sidoides and Vitamin B12 have been documented in our database. However, always consult a healthcare provider before combining supplements.
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The right pick depends on your goals. Answer a few quick questions for a personalised recommendation — or dig into the full evidence on each.