Important: This tool is for informational purposes only, based on published peer-reviewed research and official UK dietary guidelines (NHS, EFSA, SACN). It does not constitute medical advice. Always consult your GP or pharmacist before starting, stopping, or combining supplements, especially if you take prescription medication or have a health condition.
Supplement Stack Analyzer
Check interactions, optimal timing & dosage overlap
Add the supplements you take (or plan to take) and get an instant analysis of how they interact. Our data is sourced from peer-reviewed research, NHS guidance and EFSA opinions.
No matching ingredients found.
Your Stack
Your stack is empty
Search and add supplements above to start the analysis.
Add at least one more supplement
Interaction checks require two or more supplements in your stack.
Interactions
No known interactions found between your supplements.
This does not guarantee there are none — always consult a healthcare professional.
Suggested Timing Schedule
Morning
Evening
Any Time
Dosage Warnings
Your selected dose () approaches or exceeds the UK Tolerable Upper Level ().
Research Suggests Adding
Starting Price per Ingredient
Cheapest available product per ingredient. Pack sizes vary — check individual product pages for servings and per-dose cost.
Recommended Products
Best Products
No product recommendations available for your current stack.
Share your stack
Copy the link to share your supplement stack with others.
Popular Research-Backed Stacks
Explore pre-built supplement combinations based on peer-reviewed evidence.
Supplements Studied for Sleep Support
A combination of ingredients with evidence for sleep quality improvement
Supplements Studied for Energy & Vitality
Ingredients with evidence for reducing fatigue and supporting energy metabolism
Supplements Studied for Immune Support
Ingredients with evidence for supporting normal immune function
Supplements Studied for Joint Health
Ingredients researched for joint comfort and cartilage support
Supplements Studied for Muscle Recovery
Ingredients with evidence for exercise recovery and muscle protein synthesis
Supplements Studied for Cognitive Function
Ingredients researched for focus, memory, and mental clarity
Supplements Studied for Stress Management
Ingredients with evidence for supporting the body's stress response
Supplements Studied for Skin, Hair & Nails
Ingredients researched for supporting skin elasticity, hair growth, and nail strength
Supplements Studied for Heart Health
Ingredients researched for cardiovascular support
Supplements Studied for Digestive Health
Ingredients researched for gut microbiome and digestive comfort
Supplements Studied for Bone Support
Ingredients researched for bone mineral density and fracture prevention
Popular Supplements for Men Over 30
Commonly recommended ingredients for men's general wellbeing
Popular Supplements for Women
Commonly recommended ingredients for women's nutritional needs
Popular Supplements for Over 50s
Ingredients addressing common nutritional gaps in older adults
Effective Stack on a Budget
Maximum evidence, minimum cost — three well-studied essentials
Supplements Studied for General Wellness
A foundational stack covering the most common nutritional gaps in the UK
Supplements Studied for Hair Growth
Ingredients researched for supporting hair thickness, reducing shedding, and promoting healthy growth
Supplements Studied for Athletic Performance
Ingredients with evidence for strength, power output, and exercise capacity
Supplements Studied for Anxiety Support
Ingredients researched for supporting calm and reducing physiological stress markers
Key Supplements During Pregnancy
Nutrients with established evidence for maternal and foetal health
Supplements Studied for Study & Concentration
Ingredients researched for cognitive function, memory, and sustained focus
Frequently Asked Questions
The Stack Analyzer cross-references your selected supplements against a database of known interactions compiled from peer-reviewed research (PubMed), UK NHS guidance, EFSA opinions and SACN reports. It checks for absorption conflicts, synergies, timing clashes and dosage overlap in real time.
No. This tool is for informational purposes only. It summarises published research and official UK dietary guidelines. Always consult your GP or pharmacist before starting, stopping or combining supplements, especially if you take prescription medication or have a health condition.
You can add as many supplements as you like. The tool checks every possible pair for interactions, so the more you add, the more comprehensive the analysis. Most users check between 3 and 8 supplements.
All interaction data is sourced from peer-reviewed studies indexed on PubMed, official NHS supplement guidance, EFSA scientific opinions and SACN position statements. Where available, interactions include citations to the relevant sources.
Sources: NHS Vitamins & Minerals, EFSA Dietary Reference Values, SACN, PubMed. Last reviewed: 07 Apr 2026.
Compiled by the AIScored Content Team. Read our methodology.