Tools

NordVital Free Wellness Tools

14 free evidence-based interactive tools and comparisons — built on peer-reviewed clinical data. No signup, no ads on tools.

🎯 BUILD

Stack Builder

Pick your goal + level → personalized supplement stack with doses & top brands.

Build Stack →

⚖️ DOSE

Dosage Calculator

Get the exact evidence-based dose for 20+ supplements by bodyweight + goal.

Open →

📊 COMPARE

Comparator

20 supplements side-by-side: dose, evidence grade, contraindications. Filter by category.

Compare →

🔥 CALORIES

TDEE + Macros

Calorie + macro split for your goal (fat loss / maintain / muscle). Mifflin-St Jeor equation.

Calculate →

⚠️ SAFETY

Interaction Checker

Check known interactions between 18 supplements and common medications.

Check →

All tools free, no signup, evidence-based. See methodology →

Recovery & gear tools

Free interactive calculators and finders for cold plunge, sauna and red light therapy — built on published research, updated for 2026.

❄️ PROTOCOL

Cold Plunge Protocol Calculator

Your ideal water temperature, session length and weekly frequency by goal.

Get my protocol →

🔥 PROTOCOL

Sauna Routine Calculator

Personalized sauna temperature, session length and weekly frequency.

Get my routine →

🔴 PROTOCOL

Red Light Dosing Calculator

The right wavelength, distance and session time for your goal.

⚡ Quick Answer

Tools

Get my routine →🔴 PROTOCOL Red Light Dosing Calculator The right wavelength, distance and session time for your goal.

Get my dose →

🚿 FINDER

Cold Plunge Tub Finder

Budget, space and usage → the right tub type and typical price range.

Find my tub →

🔦 FINDER

Red Light Device Finder

Panel, mask or handheld? Matched to your goal, area and setup.

Find my device →

🧶 FINDER

Sauna Finder

Blanket, tent or cabin? Matched to your budget, space and goal.

Find my sauna →

💰 COST

Cold Plunge Cost Calculator

Upfront and running costs for every setup, from DIY ice to all-in-one.

Estimate cost →

💊 MATCH

Which Magnesium Should You Take?

Your goal → the right magnesium form, dose and timing.

Find my form →

💪 DOSE

Creatine Dosage Calculator

Loading and maintenance dose by bodyweight, per the research.

Get my dose →

Comparisons & data

Objective spec-and-evidence comparisons the way we wish every review site did them: cited, dated and with no live-price games.

📊 DATA

Supplement Dosage Chart

Evidence-based doses, timing and best forms for 16 popular supplements.

See the chart →

📊 DATA

Cold Plunge vs Sauna

Benefits, cost, time and evidence, side by side.

Compare →

📊 DATA

Creatine Forms Compared

Monohydrate vs HCl vs the rest: evidence, dose, cost, verdict.

Compare →

📊 DATA

Red Light Panel vs Mask

Coverage, power, cost-per-watt and which to buy.

Compare →

📊 DATA

Sauna Blanket vs Cabin

Price, heat, space and lifespan, honestly compared.

Compare →