Anchovies (Engraulis encrasicolus)
How the two small oily fish compare on omega-3s, calcium, B12, sodium and mercury, plus anchovy nutrition, benefits and safety.
Encyclopedia
Animal Foods
Encyclopedic profiles of animal-derived superfoods — bone broth, liver, eggs, wild fish and shellfish — with nutrient density, sourcing notes, and citations.
Beef Liver
Is beef liver good for you? Its B12, vitamin A, copper and iron per 100 g, how often to eat it, liver supplements, and the vitamin A toxicity limit.
Bone Broth
Is bone broth good for you? What a cup contains, how it compares with collagen supplements and chicken broth, and the evidence on joints, gut and sleep.
Eggs
Are eggs good for you? Egg nutrition per large egg, whole eggs vs egg whites, what cohort studies show on cholesterol and heart risk, and egg safety.
Grass-Fed Beef
How omega-3s, CLA, vitamin E, fat, protein, iron and zinc compare, what the USDA grass-fed label means, and red meat cautions.
Oysters
Zinc, B12, copper, selenium and omega-3s per serving, what the evidence shows, how many to eat, and the Vibrio risk of raw oysters.
Pastured Chicken
What each USDA label and certifier requires, how the meat differs nutritionally, and chicken safety facts.
Pastured Pork
Is pork good for you? Pork nutrition per 100 g, its thiamine, protein and zinc, pork vs beef, what pasture-raising changes, and processed-meat cautions.
Salmon
Is salmon good for you? What the evidence says on its omega-3s, vitamin D and protein, wild vs farmed differences, mercury, and eating it raw.
Sardines
Are sardines good for you? Canned sardines give about 1 g omega-3, 382 mg calcium and 8.9 mcg B12 per 100 g, with very low mercury. Benefits and risks.
Wild-Caught Fish
Omega-3s by species, FDA mercury tiers from swordfish to sardines, PCBs, sustainability and how much fish to eat a week.
