Loading…
We use essential cookies (authentication, your saved goals/stack) by default. With your permission we’ll also enable privacy-respecting analytics (Vercel Web Analytics, anonymous load-time metrics) and error-replay diagnostics (Sentry — DOM snapshots only when an error fires) so we can fix bugs faster. Learn more about cookies
Head-to-head evidence comparison — which supplement is right for you?
Lutein + Zeaxanthin vs Psyllium Husk: they're closely matched on evidence (7 vs 8.5/10); 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.
Lutein + Zeaxanthin and Psyllium Husk are closely matched across evidence, studies, and safety.
Verdict
Likely helps
14 of 15 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
13 of 18 studies with measurable effects showed benefit.
Top outcomes
10mg lutein + 2mg zeaxanthin
With a meal containing fat
Softgels with both lutein and zeaxanthin
5-10g daily
Before meals, With plenty of water
Whole husk powder
3-6 months
4-8 weeks
3-6 months
2-3 days
4-8 weeks
Immediate
First 1-2 weeks
The effects of lutein on cardiometabolic health across the life course: a systematic review and meta-analysis
The American journal of clinical nutrition (2016) · Meta analysis · n=387569
Meta-analysis showed a lower risk of coronary heart disease (pooled RR: 0.88; 95% CI: 0.80, 0.98) and stroke (pooled RR: 0.82; 95% CI: 0.72, 0.93) for the highest compared with the lowest tertile of lutein blood concentration or intake.
Antioxidant vitamin and mineral supplements for slowing the progression of age-related macular degeneration
The Cochrane database of systematic reviews (2023) · Systematic review
These studies enroled 11,952 people aged 65 to 75 years and included slightly more women (on average 56% women).
Long-term Outcomes of Adding Lutein/Zeaxanthin and ω-3 Fatty Acids to the AREDS Supplements on Age-Related Macular Degeneration Progression: AREDS2 Report 28
JAMA ophthalmology (2022) · Cohort · n=3882
This study included 3882 participants (mean [SD] baseline age, 72.0 [7.7] years; 2240 women [57.7%]) and 6351 eyes.
Galactomannans are the most effective soluble dietary fibers in type 2 diabetes: a systematic review and network meta-analysis
The American journal of clinical nutrition (2023) · Meta analysis · n=2685
Galactomannans had the highest effect on reducing the levels of HbA1c (SUCRA: 92.33%) and fasting blood glucose (SUCRA: 85.92%).
The Effect of Fiber Supplementation on Chronic Constipation in Adults: An Updated Systematic Review and Meta-Analysis of Randomized Controlled Trials
The American journal of clinical nutrition (2022) · Meta analysis · n=1251
Overall, 311 of 473 (66%) participants responded to fiber treatment and 134 of 329 (41%) responded to control treatment [RR: 1.48 (95% CI: 1.17, 1.88; P = 0.001); I2 = 57% (P = 0.007)], with psyllium and pectin having significant effects.
The effect of psyllium on fasting blood sugar, HbA1c, HOMA IR, and insulin control: a GRADE-assessed systematic review and meta-analysis
BMC Endocrine Disorders (2024) · Meta analysis · n=962
FBS reduced by 6.89 mg/dL
Based on multiple meta-analyses showing significant MPOD increases in both AMD patients and healthy subjects. Effect size modest but consistent across studies. Higher doses may increase carotenodermia risk.
Based on multiple meta-analyses showing 8.55 mg/dL LDL reduction and 0.278 mmol/L reduction. Effect appears dose-dependent with plateau around 10g. Must take with adequate water.
AI-estimated from published studies. Interpret as directional guidance.
Both Lutein + Zeaxanthin and Psyllium Husk are closely matched — the best choice depends on your specific health goals.
For healthy aging, Psyllium Husk has a higher relevance score (75 vs 72).
No known interactions between Lutein + Zeaxanthin and Psyllium Husk have been documented in our database. However, always consult a healthcare provider before combining supplements.
AREDS2 works for diagnosed AMD; lutein/screen-strain claims are weaker. Who actually benefits.
On Ozempic/Wegovy/Mounjaro? What actually helps — muscle preservation, GI relief, nutrient gaps (no upsell).
What genuinely lowers LDL/triglycerides — and why "red yeast rice" is a statin in disguise.
Probiotics vs prebiotics vs synbiotics, the CFU myth, and what actually helps bloating.
The right pick depends on your goals. Answer a few quick questions for a personalised recommendation — or dig into the full evidence on each.