Berberine
Polyphenolic alkaloid; glycemic control; antimicrobial effects; microbiome modulation
Polyphenolic alkaloid; glycemic control; antimicrobial effects; microbiome modulation
Direct precursor to dopamine; supports neurotransmitter synthesis
Calming amino acid from tea; increases alpha waves; sleep-friendly
Polysaccharides with immune-modulating properties found in mushrooms and other foods
Dietary nitrate that converts to nitric oxide, supporting vascular function and mitochondrial efficiency
Complex carbohydrates with immune-modulating and gut microbiome supporting properties
Osmoregulator; GABA modulation; mitochondrial membrane stabilizer; anti-inflammatory
Lipid-soluble carotenoid that stabilizes omega-3–rich membranes; supports mitochondrial and cellular resilience
Neuroprotective carotenoid; vitamin A precursor; supports immune regulation and neuronal development
Neuroprotective carotenoid; accumulates in neural tissues and retina; supports cognitive performance
Neuroprotective carotenoid; found in tomatoes; absorption enhanced by cooking and dietary fat
Neuroprotective carotenoid; accumulates in neural tissues and retina; supports cognitive performance
Acetylcholine precursor; methyl donor; phospholipid synthesis for membranes
Electron transport chain cofactor and antioxidant relevant to mitochondrial function
Phosphocreatine system buffer for neuronal ATP demand; cognitive support evidence
Anti-inflammatory, antioxidant; bioavailability enhanced with piperine and fats
Polyphenol; antioxidant; gut barrier/LPS modulation; supports microbiome
Polyphenol; antioxidant; mitochondrial support; bioavailability improved with vitamin C
Soy isoflavone; ECS modulation via FAAH inhibition; anti-inflammatory/neuroprotective
Potent antioxidant polyphenol from extra-virgin olive oil; anti-inflammatory
Phenolic compound in olive oil; neuroprotective effects and precursor to hydroxytyrosol
Secoiridoid polyphenol in extra-virgin olive oil; antioxidant and NRF2 activation
Secoiridoid polyphenol in extra-virgin olive oil; NF-κB inhibition and anti-inflammatory effects
Major secoiridoid polyphenol in olive oil; oleuropein aglycone supports mitophagy, SIRT1, and AMPK activation
Mood and cognition support; sensitive to heat/light; culinary-first use
Key aromatic compound in cinnamon; supports glycemic control and insulin sensitivity
Most abundant SCFA supporting gut barrier integrity and immune regulation
Key SCFA supporting mitochondrial function, gut barrier integrity, and neuroinflammation reduction
SCFA supporting neuroinflammation reduction, blood-brain barrier protection, and neurotransmitter regulation
Microbial metabolites supporting gut barrier, immune tone, and brain function
Microbiome-derived metabolite from ellagitannins; supports mitochondrial resilience and mitophagy
Conditionally essential amino acid; precursor for creatine and nitric oxide synthesis
Nonessential amino acid; inhibitory neurotransmitter; supports sleep, gut barrier repair, and glutathione production
Dopamine and norepinephrine precursor; LAT1 competition with LNAAs
Essential AA; precursor to histamine; roles in enzyme active sites
Essential BCAA; energy metabolism; complements leucine/valine
Essential BCAA; mTOR signaling; protein synthesis; cognitive load support
Essential AA; limiting in many cereals; complements legumes
Essential AA; precursor to SAMe via methylation cycle
Essential AA; precursor to tyrosine → catecholamines
Essential AA; structural proteins; mucin production
Serotonin/melatonin precursor; NAD+ pathway substrate; LAT1 transport dynamics
Essential BCAA; supports protein balance and neurotransmitter transport competition
Key brain phospholipid; carrier for DHA/EPA and acetylcholine precursor pathway
Brain phospholipid; precursor to PC and NAPE → NAEs (PEA/OEA/AEA)
Neuronal membrane phospholipid; cognition; stress modulation
Essential omega-3 precursor; limited conversion to DHA/EPA
Accounts for ~10–15% of total brain fatty acids, 20–30% of neuronal phospholipids (PE, PS), and >90% of brain omega-3 PUFA; critical for membrane fluidity, synaptic vesicle fusion, neurodevelopment
The "intermediate" between EPA ↔ DHA; important in vascular health, repair, and immune modulation
Potent anti-inflammatory; precursor to E-series resolvins; modulates dopamine and serotonin signalling
(EPA, DHA) Anti-inflammatory, membrane, and neuromodulatory lipids central to BRAIN Diet
Omega-6 PUFA; eicosanoid precursor; balance with omega-3s
Essential omega-6; precursor to arachidonic acid and eicosanoids
Medium-chain triglyceride (C10) providing rapid brain energy via ketone production
Medium-chain triglyceride (C6) providing rapid brain energy via ketone production
Medium-chain triglyceride (C8) providing rapid brain energy via ketone production
Medium-chain fatty acids (C8, C10) providing rapid brain energy via ketone production
Bone health; neurotransmission; interacts with vitamin D and K2
Enzymatic cofactor (>300 reactions); neurotransmitters; mitochondria; redox balance
Electrolyte for nerve transmission, muscle function, and blood pressure regulation
Electrolyte for fluid balance and nerve function
Cofactor in redox enzymes; dopamine β-hydroxylase; iron metabolism interplay
Thyroid hormone synthesis; neurodevelopment; neurotransmitter regulation
Oxygen transport; dopamine synthesis (tyrosine hydroxylase cofactor)
Cofactor for MnSOD (SOD2); mitochondrial antioxidant defense
Antioxidant enzyme cofactor (GPx); supports redox balance
Cofactor in neurotransmission and antioxidant enzymes; dopamine modulation
Neurodevelopment; immune regulation; antioxidant via carotenoids
Mitochondrial glucose metabolism; ATP synthesis; rapid turnover in CNS
Methylation; myelin; mitochondrial odd-chain FA metabolism
FMN/FAD coenzymes; redox balance; supports methylation via MTHFR
NAD+ precursor; supports mitochondrial biogenesis and ATP production
CoA synthesis; fatty-acid oxidation; TCA cycle flux
PLP cofactor for neurotransmitter synthesis; relies on brain PDXK activation
One-carbon metabolism; methylation; homocysteine recycling
Antioxidant; supports iron absorption; neuronal SVCT2 transport
Neurotrophic and immune modulation; calcium homeostasis
Lipid-phase antioxidant; protects PUFA (DHA) in membranes
Calcium handling; potential roles in brain health; often co-occurs with fat-soluble vitamins