Nutrient Guide
What every vitamin, mineral, macronutrient and fatty acid actually does — why your body needs it, how much to aim for, and which foods deliver the most. Pick a nutrient to see its full guide and live top food sources.
Macronutrients & Energy
Protein
50 g DV
Builds and repairs muscle, skin, enzymes and hormones.
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Carbohydrates
275 g DV
Your body's main and most efficient energy source.
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Dietary Fiber
28 g DV
Supports digestion, blood sugar and heart health.
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Sugars
Simple carbohydrates — natural and added.
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Total Fat
78 g DV
Concentrated energy plus essential fatty acids and vitamins.
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Saturated Fat
20 g DV
The fat to limit for heart health.
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Omega-3 Fatty Acids
Essential fats for heart and brain health.
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Cholesterol
300 mg DV
A waxy lipid found only in animal foods.
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Water
The most essential nutrient of all.
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Vitamins
Vitamin A
900 mcg DV
Vital for vision, immunity and skin.
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Vitamin C
90 mg DV
Antioxidant that supports immunity and collagen.
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Vitamin D
20 mcg DV
The "sunshine vitamin" for bones and immunity.
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Vitamin E
15 mg DV
A fat-soluble antioxidant that protects cells.
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Vitamin K
120 mcg DV
Essential for blood clotting and bone health.
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Thiamin (B1)
1.2 mg DV
Helps turn food into energy.
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Riboflavin (B2)
1.3 mg DV
Supports energy production and healthy skin.
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Niacin (B3)
16 mg DV
Drives energy metabolism in every cell.
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Pantothenic Acid (B5)
5 mg DV
Needed to make and use energy and fats.
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Vitamin B6
1.7 mg DV
Supports metabolism, brain and blood.
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Folate (B9)
400 mcg DV
Essential for cell growth and pregnancy.
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Vitamin B12
2.4 mcg DV
Keeps nerves and blood cells healthy.
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Choline
550 mg DV
An essential nutrient for brain and liver.
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Betaine
A choline relative that supports methylation.
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Minerals
Calcium
1,300 mg DV
The key mineral for strong bones and teeth.
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Iron
18 mg DV
Carries oxygen through your blood.
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Magnesium
420 mg DV
A cofactor in hundreds of body reactions.
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Phosphorus
1,250 mg DV
Partners with calcium for bones and energy.
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Potassium
4,700 mg DV
Balances fluids and supports healthy blood pressure.
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Sodium
2,300 mg DV
An electrolyte most people get too much of.
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Zinc
11 mg DV
Supports immunity, healing and growth.
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Copper
0.9 mg DV
A trace mineral for energy and connective tissue.
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Manganese
2.3 mg DV
A trace mineral for metabolism and bone.
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Selenium
55 mcg DV
A trace mineral and powerful antioxidant.
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Fluoride
A trace mineral that protects teeth from decay.
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Amino Acids
Histidine
Essential amino acid behind histamine and tissue repair.
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Isoleucine
A branched-chain amino acid for muscle and energy.
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Leucine
The branched-chain amino acid that triggers muscle growth.
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Lysine
Essential for collagen, calcium use and immunity.
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Methionine
A sulfur amino acid that starts protein and methylation.
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Phenylalanine
Essential precursor to tyrosine and brain chemicals.
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Threonine
Essential for collagen, gut lining and immunity.
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Tryptophan
Essential amino acid behind serotonin and sleep.
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Valine
A branched-chain amino acid for muscle and stamina.
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Alanine
A non-essential amino acid that helps fuel the body.
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Arginine
Makes nitric oxide for blood flow and healing.
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Aspartic Acid
Non-essential amino acid for energy and detox.
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Cystine
A sulfur amino acid that strengthens hair and skin.
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Glutamic Acid
The brain's main excitatory messenger and umami taste.
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Glycine
The smallest amino acid — collagen, calm and sleep.
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Proline
A non-essential amino acid central to collagen.
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Serine
Non-essential amino acid for cells and nerves.
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Tyrosine
Builds dopamine, adrenaline and thyroid hormones.
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Carbohydrates
Starch
The main complex carbohydrate in plant foods.
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Sucrose
Common table sugar — glucose joined to fructose.
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Glucose
The body's primary blood sugar and fuel.
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Fructose
Fruit sugar — the sweetest natural sugar.
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Lactose
Milk sugar — glucose joined to galactose.
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Maltose
Malt sugar formed from breaking down starch.
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Galactose
A simple sugar found in milk, paired with glucose.
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Fats & Fatty Acids
Monounsaturated Fat
A heart-healthy fat from olive oil, avocado and nuts.
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Polyunsaturated Fat
Includes the essential omega-3 and omega-6 fats.
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Oleic Acid
The main monounsaturated fat in olive oil.
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Omega-6 Fatty Acids
Essential polyunsaturated fats — best balanced with omega-3.
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Trans Fat
The fat to avoid — worst for heart health.
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Butyric Acid
A short-chain fat that fuels and soothes the gut.
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Caproic Acid
A medium-chain fat with a distinctive aroma.
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Caprylic Acid
A medium-chain triglyceride (MCT) for quick energy.
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Capric Acid
A medium-chain fat from coconut and goat milk.
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Lauric Acid
The main fat in coconut oil, with antimicrobial action.
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Myristic Acid
A saturated fat that most raises LDL cholesterol.
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Palmitic Acid
The most common saturated fat in food and the body.
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Stearic Acid
The saturated fat with a neutral cholesterol effect.
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Palmitoleic Acid
An omega-7 monounsaturated fat studied for metabolism.
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Erucic Acid
A monounsaturated fat that oils are bred to reduce.
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Alpha-Linolenic Acid (ALA)
The essential plant-based omega-3 fat.
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EPA (Eicosapentaenoic Acid)
A marine omega-3 for heart and mood.
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DHA (Docosahexaenoic Acid)
A marine omega-3 vital for brain and eyes.
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GLA (Gamma-Linolenic Acid)
An unusual omega-6 with anti-inflammatory effects.
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Arachidonic Acid
An omega-6 that drives key signaling molecules.
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Arachidic Acid
A minor long-chain saturated fat from peanuts.
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Behenic Acid
A very-long-chain saturated fat that is poorly absorbed.
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Gadoleic Acid
A monounsaturated fat first found in cod oil.
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Nervonic Acid
A monounsaturated fat built into nerve myelin.
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