The IngredientScope library
Understand your supplements.
Explore ingredient guides and health topics, understand the evidence and compare products.
Ingredient guides
41 guidesAshwagandha
Ashwagandha evidence and daily-use safety, KSM-66 vs Sensoril, withanolide labels and a comparison of supplement extracts and daily amounts.
Read guide →OtherAstaxanthin
Astaxanthin research for skin, eyes and exercise, daily amounts, algae sources and a practical supplement comparison.
Read guide →BotanicalBerberine
Research, medicine interactions, HCl and delivery-complex differences, and labelled supplement amounts.
Read guide →OtherBeta-glucan
What oat and barley beta-glucan is used for, which cholesterol and meal-related glucose claims are authorised, and what daily amounts matter.
Read guide →VitaminBiotin
What biotin supports, why hair and skin come up so often, daily intake, high-strength doses and what matters when comparing products.
Read guide →MineralCalcium
What calcium supports, carbonate vs citrate, daily intake, absorption, vitamin D context and what matters when comparing products.
Read guide →OtherCholine
Food sources, daily intake, EU health claims and reading choline supplement labels.
Read guide →MineralChromium
What chromium claims mean, how supplement forms differ and why a blood-glucose claim is not a promise of better glucose control.
Read guide →OtherCollagen
Why people use collagen for skin and joints, what collagen peptides are and why product-specific research matters when comparing products.
Read guide →MineralCopper
What copper does, how much we need, common forms and what the evidence says about hair pigmentation and other popular claims.
Read guide →OtherCoQ10
Ubiquinone vs ubiquinol, labelled amounts, formulations, statins and the current EU health-claim status.
Read guide →OtherCreatine
What creatine is, the authorised EU performance claim, creatine monohydrate and what to compare between products.
Read guide →MineralFluoride
Understand fluoride’s role in tooth mineralisation, the difference between dental products and swallowed supplements, and what to check on the label.
Read guide →VitaminFolate / folic acid
Folic acid vs 5-MTHF, what folate supports, pregnancy-related claims, daily amounts and how different forms are labelled.
Read guide →BotanicalGreen tea / EGCG
Tea vs concentrated extract, what EGCG means, caffeine and safety considerations — and why extract products need different context.
Read guide →MineralIodine
What iodine supports, potassium iodide vs kelp, daily intake and why seaweed-derived products deserve extra dose context.
Read guide →MineralIron
Why iron form and dose matter, what affects absorption, food and drink interactions, vitamin C and how to compare very different strengths.
Read guide →OtherLycopene
What lycopene is, why people use it, tomato-derived and oil-based products, daily amounts and how processing and dietary fat affect absorption.
Read guide →BotanicalMaca
Why people use maca, raw vs gelatinised preparations, root colours, powders and extracts — and what human research actually supports.
Read guide →MineralMagnesium
Why magnesium form matters, what “elemental magnesium” means, what people ask about sleep and how to compare products sensibly.
Read guide →MineralManganese
What manganese supports, including bones, connective tissue and energy metabolism, plus daily intake and what to compare in products.
Read guide →OtherOmega-3
What EPA and DHA are used for, fish vs algae oils, meaningful daily amounts and how to read omega-3 labels without comparing the wrong numbers.
Read guide →MineralPhosphorus
What phosphorus does in the body — from bones and teeth to cell membranes and energy metabolism — plus daily intake and product context.
Read guide →OtherPlant sterols & stanols
Plant sterols and stanols explained: cholesterol effects, risks, best time to take them and how to compare fortified foods and supplements.
Read guide →MineralPotassium
What potassium supports — including muscles, the nervous system and blood pressure — plus daily intake, forms and product comparison.
Read guide →OtherProbiotics
Why strains matter, what CFUs tell you, storage basics and how to compare products without treating every probiotic as the same.
Read guide →OtherProtein
Whey, casein and plant protein, daily intake examples, BCAAs and what to compare on labels.
Read guide →MineralSelenium
What selenium supports, daily intake, common forms such as L-selenomethionine and selenium yeast, and why high-strength products need context.
Read guide →BotanicalTurmeric / curcumin
Compare turmeric and curcumin: evidence for joint symptoms, extract and absorption differences, side effects and supplement formulations.
Read guide →VitaminVitamin A
Retinol vs beta-carotene, what vitamin A supports, daily intake, pregnancy and smoking considerations, and what to look for in products.
Read guide →VitaminVitamin B1
What thiamine supports, including energy metabolism and nervous-system function, plus daily intake and practical product comparison.
Read guide →VitaminVitamin B12
What vitamin B12 supports, cyanocobalamin vs methylcobalamin, why strengths vary so much and how oral formats compare.
Read guide →VitaminVitamin B2
What riboflavin supports — including energy, skin and vision — plus daily intake, tiredness-related claims and product comparison.
Read guide →VitaminVitamin B3
Niacin vs niacinamide, what vitamin B3 supports, daily intake, flushing and what “flush-free” products actually contain.
Read guide →VitaminVitamin B5
What pantothenic acid supports, including energy metabolism and mental performance, plus daily intake, forms and product comparison.
Read guide →VitaminVitamin B6
What vitamin B6 supports, pyridoxine vs P-5-P, daily intake, hormonal activity and what the evidence says about pregnancy nausea.
Read guide →VitaminVitamin C
What vitamin C supports, common forms and daily amounts — including immunity, collagen formation and iron absorption.
Read guide →VitaminVitamin D
What vitamin D supports, D2 vs D3, sunlight and daily intake — including authorised claims for bones and immune function.
Read guide →VitaminVitamin E
What vitamin E does, alpha-tocopherol and other forms, daily intake and what the evidence says about popular skin questions.
Read guide →VitaminVitamin K
What vitamin K supports, K1 vs K2, MK-7 vs MK-4, daily amounts, all-trans terminology and D3 + K2 combination products.
Read guide →MineralZinc
What zinc supports — from immunity and skin to fertility — plus forms, daily amounts and what lozenge research actually shows.
Read guide →Health topics
2 articlesStart with a symptom, explore practical self-care and understand when supplements may be relevant.
Bloating and Probiotics: What to Know
Start with possible triggers and everyday changes, then explore what the evidence does—and does not—say about probiotics.
Read article →Health topicSupplements and Fatigue: What to Know
Understand common reasons for tiredness, practical steps to try, and when iron, vitamin B12 or folate may be relevant.
Read article →No guides or health topics match your search. Try another term or category.