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Head-to-head evidence comparison — which supplement is right for you?
Benfotiamine vs Marine Collagen: they're closely matched on evidence (5.5 vs 6/10); they're alternatives for healthy aging — the best pick depends on your goals. Take the 60-second quiz for a pick tailored to your goals.
Benfotiamine and Marine Collagen are closely matched across evidence, studies, and safety.
Verdict
Likely helps
7 of 7 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
6 of 6 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Benfotiamine and Marine Collagen have evidence — compare verdict strength side-by-side.
150-600mg daily
With meals
Benfotiamine capsules
5-10g daily
Morning or evening, Can add to beverages or food
Hydrolyzed marine collagen powder
4-12 weeks
8-12 weeks
8-12 weeks
8-12 weeks
4-8 weeks
12-16 weeks
Vitamin B and its derivatives for diabetic kidney disease
The Cochrane database of systematic reviews (2015) · Meta analysis · n=1354
There is an absence of evidence to recommend the use of vitamin B therapy alone or combination for delaying progression of DKD.
Effect of thiamine supplementation on glycaemic outcomes in adults with type 2 diabetes: a systematic review and meta-analysis
BMJ open (2022) · Meta analysis · n=364
There was a significant increase in high-density lipoprotein (HDL) (MD, 0.10; 95% CI: 0.10 to 0.20) at 3-month follow-up.
Therapeutic potential of benfotiamine and its molecular targets
European review for medical and pharmacological sciences (2018) · Systematic review
The reduction in AGEs subsequently decreases metabolic stress which benefits vascular complications seen in diabetes.
Marine collagen and its derivatives: Versatile and sustainable bio-resources for healthcare
Materials science & engineering. C, Materials for biological applications (2020) · Systematic review
Particular attention is given to the bioactive properties of marine collagen that are being explored in preclinical and clinical studies, and pave the way to an increased demand for this biomaterial in the next future.
Collagen and gelatin
Annual review of food science and technology (2015) · Systematic review
Numerous studies have investigated the bioactivities and biological effects of collagen, gelatin, and their hydrolysis peptides, using both in vitro and in vivo assay models.
Recent Advancements in Marine Collagen: Exploring New Sources, Processing Approaches, and Nutritional Applications
Marine drugs (2025) · Systematic review
Hence, recent interest has propelled research in identifying novel collagen sources and advancing technologies to produce marine collagen-based products.
Limited RCT data with mixed results. Meta-analysis found insufficient evidence to determine clear benefit. Conservative estimates based on subset of positive trials showing modest improvements in neuropathic symptoms.
Based on systematic reviews of marine collagen for skin applications. Studies show variable results with 8-12 week protocols. Fish source and peptide size affect bioavailability. Most studies used 5-10g daily doses.
AI-estimated from published studies. Interpret as directional guidance.
Both Benfotiamine and Marine Collagen are closely matched — the best choice depends on your specific health goals.
For healthy aging, Benfotiamine has a higher relevance score (90 vs 85).
No known interactions between Benfotiamine and Marine Collagen have been documented in our database. However, always consult a healthcare provider before combining supplements.
The right pick depends on your goals. Answer a few quick questions for a personalised recommendation — or dig into the full evidence on each.