Vitamins and minerals.
A searchable nutrient database for quickly understanding essential roles, food sources, reference intakes, safety cautions, and links to detailed English nutrient profiles.
Search nutrientsStart with food
Each profile prioritizes natural food sources, intake context, and practical nutrition before discussing supplements.
Separate benefits from risk
Clear cautions help distinguish normal nutrient roles from high-dose risks, medication interactions, and special-population concerns.
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Short answers, tables, FAQs, and traceable references make the information useful for readers and AI search systems.
Find vitamins, minerals, symptoms, or health goals
Search by nutrient, symptom, or goal: fatigue, hair loss, cramps, insomnia, bone health, immunity, thyroid, vegan, or pregnancy.
Start from symptoms or health goals
Fatigue / brain fog
Explore nutrients linked with blood cells, energy metabolism, and nervous-system function.
Hair, skin, and nails
Browse nutrients connected with skin barrier, wound healing, cell growth, and hair or nail concerns.
Bones and muscles
Review key nutrients involved in bone structure, mineral balance, and muscle function.
Sleep and cramps
Start with minerals, nerves, muscles, and electrolyte patterns that commonly appear in searches.
All vitamins
Select a vitamin to read the detailed English profile.
Vitamin A
Vision, epithelial tissue, immune function, growth, and skin barrier support
Read profileVitamin C
Collagen formation, wound healing, antioxidant support, and iron absorption
Read profileVitamin D
Calcium absorption, bone health, muscle function, and vitamin D blood status
Read profileVitamin E
Cell protection from oxidative stress and immune support
Read profileVitamin K
Normal blood clotting and bone-related proteins
Read profileThiamin (Vitamin B1)
Energy metabolism, heart function, and nervous-system support
Read profileRiboflavin (Vitamin B2)
Energy release, red blood cells, skin, eyes, and mucous membranes
Read profileNiacin (Vitamin B3)
Energy metabolism, skin, nervous-system support, and lipid-related pathways
Read profilePantothenic Acid (Vitamin B5)
Energy metabolism, coenzyme A, and hormone-related pathways
Read profileVitamin B6
Protein metabolism, brain function, red blood cells, and neurotransmitters
Read profileBiotin (Vitamin B7)
Fat, carbohydrate, and protein metabolism; important lab-test precautions
Read profileFolate (Vitamin B9)
DNA synthesis, cell division, red blood cells, and pregnancy nutrition
Read profileVitamin B12
Red blood cells, nervous-system function, DNA synthesis, and vegan risk context
Read profileAll minerals
Select a mineral to read its role, food sources, intake context, and safety cautions.
Calcium
Bones, teeth, muscles, nerves, and normal blood clotting
Read profileIron
Hemoglobin, oxygen transport, ferritin, fatigue context, and anemia risk
Read profileMagnesium
Muscles, nerves, sleep context, energy production, and bone health
Read profileZinc
Immune function, wound healing, skin, hair, nails, taste, and smell
Read profileIodine
Thyroid hormones, growth, metabolism, and pregnancy nutrition
Read profileSelenium
Selenoproteins, thyroid function, immune support, and a narrow safety range
Read profileCopper
Iron metabolism, blood cells, nerves, and connective tissue
Read profilePotassium
Electrolyte balance, muscles, blood pressure context, and kidney-disease caution
Read profilePhosphorus
Bones, teeth, ATP, cell membranes, and kidney-disease context
Read profileChromium
Carbohydrate metabolism and supplement evidence that remains mixed
Read profileManganese
Enzymes, bone formation, metabolism, and high-intake safety concerns
Read profileMolybdenum
Enzymes that process sulfur-containing compounds; deficiency is rare
Read profileChloride
Fluid balance, stomach acid, and its link with salt intake
Read profileSodium
Fluid balance, nerve signaling, muscle contraction, and blood pressure
Read profileFluoride
Tooth enamel, cavity prevention, drinking water, and fluorosis risk in children
Read profile