TRUMARK Grass-Fed Beef Liver 500mg, 100% Pure, No Fillers (Formerly BestVitamin Best Grass-Fed Beef Liver), 180 Capsules

TRUMARK Grass-Fed Beef Liver 500mg Details

TRUMARK Grass-Fed Beef Liver 500mg is single-organ pure freeze-dried Canadian beef liver — often called "nature's multivitamin" because of how much vitamin A, B12, iron, folate, copper, and choline it naturally concentrates. Sourced from 100% grass-fed and grass-finished Canadian cattle. No fillers, no flow agents, no synthetic ingredients. 180 capsules per bottle (30-day supply). One of our Vitamart Exclusive brands.

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Quick Facts

Who TRUMARK Beef Liver Is For

• People wanting concentrated whole-food vitamin A, B12, iron, and folate from a natural source
• Women with low iron looking for natural, gentle, well-tolerated iron from food (heme iron from liver absorbs better than synthetic iron supplements)
• Adults following paleo, keto, or carnivore diets
• People wanting an alternative to synthetic multivitamins, especially if they don't tolerate synthetic vitamins well
• Athletes and active adults focused on ancestral nutrition principles
• Anyone curious about liver benefits but unwilling to cook and eat liver

Who this product is NOT for: Vegans and vegetarians — this is animal-derived. Pregnant women should check the vitamin A content with their healthcare practitioner before taking liver supplements (vitamin A toxicity is a real concern at high doses during pregnancy). People with hemochromatosis or iron overload should also consult their practitioner. If you want broader organ nutrition (heart, kidney, spleen alongside liver), the TRUMARK Grass-Fed Beef Organ Complex includes all four organs.

Vitamart's Take

Beef liver is one of the most nutrient-dense whole foods around — naturally rich in vitamin A (retinol, the active form), B12, folate, copper, and choline. The catch is that liver has a strong flavour most people don't enjoy, and finding quality grass-fed liver at the grocery store is hard. Freeze-dried capsules solve both problems. TRUMARK sources from Canadian grass-fed and grass-finished cattle, with no fillers, binders, or flow agents.

How TRUMARK Beef Liver Compares

Beef Liver vs Beef Organ Complex

Beef Liver (this product): Single organ. Higher concentration of liver-specific nutrients (vitamin A, B12, folate, copper, choline). A fit if you specifically want liver benefits.
Beef Organ Complex: 4 organs blended (liver, heart, kidney, spleen). Broader nutrient profile including CoQ10 from heart and selenium from kidney. A fit if you want comprehensive organ support.

Beef Liver vs Synthetic Multivitamin

Beef Liver: Whole-food vitamin A (retinol), B12, folate, iron, copper, choline in their natural forms with cofactors. Better tolerated by some people who don't do well with synthetic vitamins.
Synthetic Multivitamin: Isolated vitamin and mineral compounds. Lower cost. Exact dosing of each nutrient is verifiable.

Beef Liver vs Standalone Iron Supplements

Beef Liver: Natural heme iron (a well-absorbed form). Gentle on digestion, paired with B12 and folate (which work with iron for red blood cell production).
Iron Supplements: Isolated iron (typically ferrous sulfate or iron bisglycinate). Higher iron dose per capsule. Better for severe iron deficiency confirmed by blood work.

What Makes Liver So Nutrient-Dense?

The liver is the body's metabolic powerhouse and storage organ. It's where many vitamins and minerals are concentrated for later use. Specifically, beef liver naturally contains high amounts of:

• Vitamin A (retinol): The active form your body uses directly — no conversion needed from beta-carotene
• Vitamin B12 (methylcobalamin and cyanocobalamin): One of the richest natural sources
• Folate: Naturally occurring, paired with B12
• Iron (heme form): A well-absorbed form of iron, generally better absorbed than plant-based iron
• Copper: Critical for iron metabolism and energy production
• Choline: Important for brain health, liver function, and pregnancy
• Riboflavin (B2): Important for energy production

One serving of beef liver covers a significant percentage of the daily requirements for most of these nutrients — which is why traditional cultures often considered liver one of the most prized foods in any animal.

How To Use

Adults: Take 6 capsules daily with food, or as directed by your healthcare practitioner. Can be taken all at once or split across meals.

Talk to a healthcare practitioner before use if you are pregnant or breastfeeding (vitamin A content can be a concern during pregnancy), have hemochromatosis or iron overload conditions, or take medications.

Frequently Asked Questions

Pairs Well With

• Omega-3 Fish Oils — supports heart and brain health alongside organ nutrition
• Magnesium Supplements — most adults don't get enough through diet
• Collagen Supplements — traditional ancestral pairing with organ meats
• Electrolytes — complete the carnivore/ancestral routine

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Compare Similar Products

• TRUMARK Grass-Fed Beef Organ Complex — 4-organ blend from the same line.
• All Beef Organ Supplements — Compare organ supplements from different brands.
• Iron Supplements — Standalone iron options.
• Multivitamins — Synthetic multivitamin alternatives.

About TRUMARK

TRUMARK is one of our Vitamart Exclusive brands — quality supplements made in Canada to Health Canada standards, priced for everyday value.

About Vitamart

Vitamart.ca is Canada's vitamin specialist. We've shipped from our Ontario warehouse to Canadian families since 2005, backed by our Low Price Guarantee: find a lower advertised price at a Canadian competitor and we'll beat it by 1¢. We believe in quality products you trust at prices you love.

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Take 6 TRUMARK Grass-Fed Beef Liver capsules daily with food or as directed by your health-care practitioner.