Discover
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.
Browsing freely. Make a free account to save items to try later and keep your own record of how you feel on the days you take them.
Create a free accountFilter by feeling
Filter by type
Browse foods by group
Commonly discussed for Hair & nails · 13
Clear filtersHair and nail thickness, shine, and condition as you perceive them.
NutsFoodTree nuts provide vitamin E, magnesium, fiber, and (in walnuts) plant omega-3.
Commonly discussed for
A water-soluble antioxidant vitamin needed for collagen formation. Commonly discussed with skin and general resilience.
Commonly discussed for
A small amino acid abundant in collagen. Often discussed in relation to sleep quality and skin.
Commonly discussed for
Broken-down collagen protein rich in glycine and proline. Commonly discussed in relation to skin and joints; evidence varies by outcome, dose, and study design.
Commonly discussed for
Methylsulfonylmethane, a sulfur-containing compound found in small amounts in some foods; sold as a supplement.
Commonly discussed for
An amino acid that is a major building block of collagen, and commonly discussed alongside skin and connective tissue.
Commonly discussed for
AlmondsFoodA tree nut eaten raw, roasted, or as almond butter. A dietary source of vitamin E, magnesium, and monounsaturated fat, with plant protein and fiber.
Commonly discussed for
A supplement form of biotin (vitamin B7), a water-soluble B vitamin, taken as capsules or tablets.
Commonly discussed for
Brazil nutsFoodA large tree nut from South America. Notable as a concentrated dietary source of selenium, with magnesium and monounsaturated fat.
Commonly discussed for
EggsFoodA whole food from hens. A dietary source of complete protein, choline, and vitamin B12, with vitamin D in the yolk.
Commonly discussed for
Pumpkin seedsFoodFlat green seeds (pepitas) eaten roasted or raw. A dietary source of magnesium, zinc, and plant protein.
Commonly discussed for
Sunflower seedsFoodSeeds of the sunflower eaten roasted or raw. A dietary source of vitamin E, magnesium, and selenium.
Commonly discussed for
WalnutsFoodA tree nut with a distinctive folded shape. A dietary source of alpha-linolenic acid (a plant omega-3 fat), manganese, and copper.
Commonly discussed for