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31 evidence-organized hubs covering everything from sleep and anxiety to joint pain, blood sugar, and skin health — supplements ranked by clinical evidence, not marketing.

😌Anxiety→ 😴Sleep→ 🦴Joint Pain→ ⚡Energy & Fatigue→ 🧠Brain Fog→ 🫃Bloating→ 💇Hair Loss→ 🌸Menopause→ 🍬Blood Sugar→ ❤️Blood Pressure→ 🛡️Immune Support→ ⚖️Weight Loss→
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From the blog
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A single fan-shaped green ginkgo biloba leaf with fine radiating veins, backlit against a dark background
July 5, 2026 · 10 min read

Ginkgo Biloba: What the Evidence Says (and Doesn't)

The big GEM trial found it does not prevent dementia, the memory and tinnitus claims fall short, and there is a real bleeding-risk warning.

Read article →
A close-up, full-frame view of coarse white sea salt crystals filling the entire frame
July 5, 2026 · 10 min read

Iodine: The Thyroid Mineral Where More Is Not Better

Essential for the thyroid, but both too little and too much cause trouble, and kelp and sea moss can push you into the danger zone.

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A person crouches on a dark gym floor gripping a loaded barbell just before a heavy lift
July 5, 2026 · 9 min read

Beta-Alanine: What It Does, and the One Thing It Helps

It raises muscle carnosine and helps a narrow 1 to 4 minute effort window, after weeks of loading. The honest dosing.

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New · Deficiency Guide

Spot a deficiency by symptom or risk group

Symptoms, at-risk groups, and clinical context for 26 essential nutrients — sourced from NIH ODS and StatPearls.

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Compare

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Line up dosages, mechanisms, evidence levels, and safety for any two ingredients — and settle the "which one?" question fast.

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NutraSmarts Tool
FDA-compliant labels in minutes

Build accurate, FDA-compliant Supplement Facts and Nutrition Facts panels — with proper rounding rules, correct %DV calculations, and clean proprietary-blend formatting. No spreadsheets, no design software, no fees.

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Supplement Facts
Serving Size: 1 Capsule
Servings per container: 30
Amount per Serving%DV
Vitamin C (as Ascorbic Acid)100 mg111%
Vitamin D (as Cholecalciferol)25 mcg125%
Zinc (as Zinc Citrate)5 mg45%
Immune Support Blend350 mg†
Quercetin Dihydrate (from Sophorae japonica Flower Extract), Elderberry Fruit Extract (Sambucus nigra), Echinacea Purpurea Herb Extract
† Daily Value not established.
Other Ingredients: Veggie capsule (hypromellose), white rice flour, stearic acid, silicon dioxide, magnesium stearate.
About NutraSmarts

Evidence-based supplement research, free for everyone

NutraSmarts is an independent, research-grade database of 1,300+ supplement ingredients — each with clinical-trial-backed dosages, mechanisms, side effects, drug interactions, and an honest evidence rating from PubMed-cited human studies, spanning everyday vitamins and minerals to the newest branded ingredients (NuLiv Science, NNB Nutrition, PLT Health Solutions). Browse by category or symptom, compare any two ingredients, explore the deficiency guide, and build FDA-compliant Supplement Facts labels with our 100% free, no-signup tool — every page built to help you tell marketing from evidence.

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