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What's commonly discussed — for how you want to feel.
Browse curated nutrients, compounds, supplements and foods by the feeling they come up around. Nothing here says anything works — just what people talk about, with the state of the research shown as-is.
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Commonly discussed for Fatigue · 35
Clear filtersDaytime energy and tiredness.
Going to bed and waking up at about the same time every day, including weekends. Commonly discussed for sleep quality and daytime energy.
One of the most studied supplements. Commonly discussed in relation to strength and recovery, and more recently in relation to mental energy and focus.
Moderate aerobic movement most days: a brisk walk, cycling, or similar. One of the most-studied habits for mood, sleep and daytime energy.
Commonly discussed for
A drink mix providing electrolyte minerals such as sodium and potassium.
An electrolyte found in avocado, lentils, and many plants, essential for fluid balance and muscle function.
Strength work with weights, bands or bodyweight, twice a week or more. Commonly discussed for mood, sleep, recovery and energy.
Commonly discussed for
A water-soluble antioxidant vitamin needed for collagen formation. Commonly discussed with skin and general resilience.
Commonly discussed for
A fat-soluble vitamin made in skin with sunlight and found in oily fish. Well established for bone health; often discussed with mood and energy.
Commonly discussed for
A form of the amino-acid-derived compound carnitine, sold as a supplement.
The root of a Peruvian plant (Lepidium meyenii), usually dried and sold as a powder.
Commonly discussed for
Getting outdoor light within an hour or two of waking, without sunglasses. Commonly discussed for circadian timing, sleep and mood.
Commonly discussed for
Nicotinamide adenine dinucleotide, a coenzyme present in all living cells; sold as a supplement and often discussed alongside its precursors.
Commonly discussed for
A supplement form of nicotinamide mononucleotide (NMN), a compound the body can use as a building block for NAD+ (nicotinamide adenine dinucleotide). Taken as capsules, tablets, or powder.
Commonly discussed for
Pyrroloquinoline quinone, a compound found in small amounts in foods such as fermented soy and green vegetables; sold as a supplement.
Commonly discussed for
An amino acid found naturally in the body and in seafood and meat; also added to some drinks and sold as a supplement.
A compound the body makes and that is also found in meat and fish; sold as a supplement in ubiquinone or ubiquinol form.
The root of Panax ginseng, a plant long used in East Asian herbal tradition and sold as a powder, tea, or extract.
A compound the body makes from amino acids and that is also found in red meat; sold as a supplement.
Eating within an 8-hour window and fasting for the remaining 16. Commonly discussed for weight and energy; trials so far show modest effects driven mostly by eating less.
An amino acid involved in cellular energy metabolism, found in small amounts in fermented foods. A newer topic often discussed with energy.
Ending a shower with 30–90 seconds of cold water. Commonly discussed for alertness, mood and recovery; the evidence is thin.
Commonly discussed for
An adaptogenic herb commonly discussed in relation to fatigue and mental performance under stress. Human research is limited.
CoffeeDrinkA brewed beverage from roasted coffee beans. Contains caffeine and the polyphenol chlorogenic acid.
A supplement form of coenzyme Q10, sold as ubiquinone or ubiquinol, taken as softgels or capsules.
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A supplement made from cordyceps, a fungus used in traditional East Asian preparations, taken as capsules or powder; a source of beta-glucans.
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A single-serve jelly pouch of carbohydrate-based energy sold as a quick between-meal or on-the-go food; formulations vary and commonly add B-group vitamins.
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A small single-serving tonic drink sold in Japan as a designated quasi-drug (指定医薬部外品), typically containing taurine, B-group vitamins, and often caffeine as registered active ingredients; formulations vary by product.
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A supplement form of the mineral iron, sold as ferrous salts or gentler iron bisglycinate, taken as tablets or capsules.
Commonly discussed for
A supplement form of the amino-acid-derived compound L-carnitine, taken as capsules, tablets, or liquid; also sold as L-carnitine L-tartrate.
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A supplement form of nicotinamide riboside (NR), a form of vitamin B3 that the body can use as a building block for NAD+ (nicotinamide adenine dinucleotide). Taken as capsules or tablets.
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A supplement and food product made from deactivated yeast, providing plant protein and B vitamins such as thiamin, riboflavin, and niacin. Sold as flakes, powder, or as brewer's yeast tablets.
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SpinachFoodA tender leafy green eaten raw or cooked. A dietary source of vitamin K, folate, iron, and the carotenoid lutein.
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A supplement form of vitamin B1 (thiamine), a water-soluble B vitamin, sometimes sold as benfotiamine, a fat-soluble derivative. Taken as tablets or capsules.
Commonly discussed for
A supplement form of vitamin B12, often as methylcobalamin or cyanocobalamin, taken as tablets, lozenges, or sublingual drops.
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