Find the supplements your body actually needs
Answer a 2-minute quiz about your health goals, diet, and lifestyle. Get personalized, science-backed supplement recommendations — ranked by evidence and relevance to you.
No account required · 2 minutes · 26 supplements analyzed
Get the app for the full experience
Unlock all recommendations, dosage guidance, blood work analysis, and genetic insights. Available on iOS and Android.
How it works
Our scoring engine is adapted from PubMed systematic reviews and meta-analyses.

Tell Us About Yourself
Answer a short quiz about your health goals, diet, lifestyle, and symptoms.

Evidence-Based Scoring
Our engine weighs your answers against PubMed research to rank supplements by relevance.

Buy with Confidence
Shop directly on Amazon. We link to top-rated products — you're never overcharged.
Supplements we analyze
26 science-backed supplements, each ranked by evidence quality.
Vitamin D3
Immunity · Mood · Energy
Magnesium Glycinate
Sleep · Stress · Recovery
Omega-3 (Fish Oil)
Brain · Heart · Mood
Ashwagandha KSM-66
Stress · Sleep · Muscle
Creatine Monohydrate
Muscle · Focus · Energy
NAC (N-Acetyl Cysteine)
Longevity · Immunity · Mood
Evidence tiers: Strong = meta-analyses & RCTs · Moderate = multiple RCTs · Limited = small trials · Weak = early research
Why trust us?
Evidence-Based Only
Every recommendation is ranked by research quality — from strong to preliminary evidence. No hype, no snake oil.
Privacy First
Your quiz answers stay in your browser. We never store, sell, or share your health data.
Free, Always
No account. No subscription. No paywall. We earn a small Amazon affiliate commission if you buy.
Ready to find your supplements?
Takes 2 minutes. No account needed. Get personalized recommendations backed by PubMed research.
Start Free Quiz →Latest from the Blog
Supplement science, explained plainly.
Best Iron Supplement That Won't Upset Your Stomach: The Gentle Forms and Dosing That Actually Work
Iron pills leaving you nauseated and constipated? The best iron supplement that won't upset your stomach is usually a matter of form and timing. This evidence-based guide covers ferrous bisglycinate, alternate-day dosing, and exactly what to buy.
Best Supplements for Muscle Recovery After a Workout: What the Research Actually Supports
Sore for three days after leg day? This evidence-based guide ranks the best supplements for muscle recovery after a workout — creatine, protein, omega-3, tart cherry, and curcumin — with real dosages, timing, and honest evidence grades so you only buy what works.
Vitamin B12 Deficiency Symptoms and Supplements: The Tingling, Fatigue, and Brain Fog You Keep Blaming on Everything Else
Vitamin B12 deficiency hides behind ordinary tiredness until the nerve damage starts — and by then some of it can be permanent. This evidence-based guide covers the real symptoms, who is at risk, how it is diagnosed, and exactly which B12 supplement form and dose actually fixes it.