Organ meats have been prized as nutrient-dense staples across many traditional diets long before multivitamins existed, and liver usually topped the list. That reputation holds up under modern nutrition data: ounce for ounce, beef liver contains more iron than spinach, more B12 than salmon, and more vitamin A than carrots. Which raises a fair question — what if one of the most effective supplements isn't a new formula at all, but something people have relied on for generations? Beef liver pills are essentially that: liver in capsule form, no cooking required.

So, what makes beef liver such a nutrient powerhouse, and do those benefits carry over to capsules? Let's take a closer look at what's inside beef liver pills, what the evidence says, and whether they're worth taking.

What Exactly Are Beef Liver Pills?

Beef liver pills are made by drying or dehydrating beef liver and putting the resulting liver powder into capsules.

You'll see several terms used on supplement labels, including desiccated beef liver, freeze-dried beef liver, grass-fed beef liver, non-defatted liver, and sometimes simply “beef liver.”

The idea is simple: you're getting dried, concentrated liver in a capsule instead of putting liver on your plate. But not all products are identical. Nutrient content depends on how much liver is used, what type of processing it undergoes, and the specific product.

Some supplements provide around 1,500 mg of liver per serving, while others provide 3,000 mg or more. That's why comparing the amount of liver per serving — not just the number of capsules in the bottle — is important.

Beef Liver Pills Benefits: What You Should Know

1. Vitamin B12 Is a Major Nutritional Highlight

Your body needs B12 for DNA synthesis, normal red blood cell formation and maintaining healthy nerve cells — and beef liver is one of the richest natural sources of it.  According to USDA FoodData Central, 3 ounces of cooked beef liver provides roughly 70.7 mcg of vitamin B12, compared with an adult Daily Value of 2.4 mcg.

That said, a capsule contains far less liver than a three-ounce serving of fresh liver, so it's a mistake to assume a supplement comes close to matching those numbers. Even so, because desiccation concentrates the nutrients that remain, a typical serving can still supply a meaningful share of the adult Daily Value for B12 — the exact amount depends heavily on the brand and how much liver each capsule contains, so it's worth checking the label rather than assuming.

2. Beef Liver Provides Heme Iron

Iron is another big reason beef liver gets attention.

Your body uses iron to make hemoglobin, the protein that carries oxygen through your blood. Iron also plays important roles in muscle function, cellular activity and other physiological processes.

Not all dietary iron is the same — there are two main forms, heme iron and nonheme iron. Heme iron is found in animal foods, while nonheme iron is the primary form found in plant foods and fortified foods. Meat, poultry and seafood contain both forms.

Heme iron is generally absorbed more efficiently than nonheme iron. This is one reason animal foods, including beef liver, can be efficient sources of dietary iron.

3. They're Naturally Rich in Vitamin A

Beef liver is famous for its vitamin A content.

And we're talking about preformed vitamin A, rather than beta-carotene and other provitamin A carotenoids found in plant foods. Vitamin A plays important roles in normal vision, immune function, reproduction, growth and development.

It's also a reason to avoid the “if some is good, more must be better” approach. Vitamin A is fat-soluble, and the body stores it. Regularly consuming excessive amounts of preformed vitamin A can be harmful.

If you're already taking a multivitamin or another supplement containing vitamin A, check the combined intake before adding beef liver capsules.

Pregnant women should be particularly cautious about high intakes of preformed vitamin A and should discuss liver and liver supplements with their healthcare professional.

4. They Provide Copper

Copper doesn't get as much attention as B12 or iron, but it's another important nutrient in liver.

Your body uses copper for energy production, connective-tissue formation, iron metabolism, and normal nervous and immune-system function. Liver is a concentrated food source of copper, which is useful nutritionally, but that same concentration is a reason not to overdo it. You don't need huge amounts of copper to benefit from it.

If you're already taking a multivitamin or mineral supplement containing copper, check the label before adding a daily beef liver supplement.

5. You Also Get Folate and Other B Vitamins

B12 isn't the only B vitamin found in liver.

Beef liver also provides other B vitamins, including thiamine (vitamin B1), riboflavin (vitamin B2), pantothenic acid (vitamin B5) and folate. These vitamins are involved in normal energy metabolism, cell function and blood formation.

What About Cholesterol?

Beef liver naturally contains cholesterol. Cholesterol is an essential substance the body uses to build cell membranes, produce steroid hormones, make bile acids and support vitamin D metabolism.

The presence of cholesterol in liver does not automatically mean that eating beef liver or taking beef liver capsules will raise your blood cholesterol. Blood cholesterol is influenced by multiple factors, including overall dietary patterns, saturated fat intake, genetics and individual metabolic health.

At the same time, beef liver is a concentrated food, so people who have been advised to limit dietary cholesterol may want to consider their overall intake and discuss regular liver supplementation with a healthcare professional.

For most people, the more important consideration with beef liver supplements is the overall nutrient density of liver. It is particularly concentrated in preformed vitamin A, vitamin B12, copper and iron, which is exactly why regular, high-dose use deserves more attention than an occasional serving would.

Can Beef Liver Pills Give You More Energy?

Beef liver contains B12 and iron — nutrients that are important for normal blood and neurological function. If your diet isn't providing enough of these nutrients, improving your overall intake can certainly be useful.

But beef liver pills aren't stimulants, so don't expect the same immediate lift you'd get from caffeine.

In other words, beef liver can contribute nutrients involved in normal energy metabolism and blood function, but it's better not to think of it as an “energy booster” in the traditional supplement sense.

Can Beef Liver Pills Help Hair, Skin and Nails?

This is one of the more common claims you'll see online. There is a reasonable nutritional connection behind the claim. Vitamin A, iron, copper and B vitamins all have important roles in normal physiological processes involving blood, skin and other tissues.

If your diet is lacking an important nutrient, correcting that nutritional gap can support normal body function. However, beef liver capsules should not be presented as a guaranteed route to thicker hair, clearer skin or stronger nails.

Do Beef Liver Pills Increase Testosterone?

Beef liver has become particularly popular among people interested in natural approaches to men's health and fitness.

You'll often see claims that liver capsules can increase testosterone or support hormone levels. The nutritional argument is understandable: beef liver contains several vitamins and minerals involved in normal metabolism. But that doesn't mean beef liver is a testosterone booster.

Providing nutrients the body needs is different from directly increasing a hormone. If you're taking beef liver specifically to raise testosterone, it's better to keep your expectations modest.

How Much Beef Liver Is Actually in a Capsule?

This is one of the most important details to check before you buy. A bottle might contain 180 capsules, but that doesn't tell you much by itself.

So, when comparing products, look at:

• milligrams of liver per serving 
• number of capsules per serving 
• number of servings per bottle

That gives you a much better idea of what you're actually buying. It's also worth checking whether the listed weight refers to liver itself or to a broader proprietary blend.

What Should You Look for in a Beef Liver Supplement?

Grass-Fed or Grass-Finished Beef

Many brands emphasize grass-fed or grass-finished cattle. If sourcing matters to you, look for a product that clearly explains where the liver comes from rather than relying only on marketing language.

Freeze-Dried or Desiccated Liver

For beef liver, freeze-drying means that water is removed at low temperatures under vacuum, producing a lightweight, shelf-stable powder that can be placed into capsules. The process is attractive because it can help preserve the food's structure and nutritional components while avoiding the higher temperatures associated with some other drying methods.

That makes freeze-dried beef liver an appealing format for a supplement, but the words “freeze-dried” alone do not guarantee a particular nutrient profile or prove that one beef liver supplement is superior to another. The manufacturer's processing details and nutrient testing are still worth considering.

Manufacturers use different processing methods, so look for a company that clearly explains its process.

Defatted vs. Non-Defatted

Some beef liver products retain more of the liver's natural fat, while others remove much of it before processing.

Neither approach is inherently better — it comes down to preference and what the label discloses. The important thing is understanding what the product actually contains and whether the manufacturer provides useful information about its processing.

Simple Ingredient List

If your goal is specifically beef liver, a short ingredient list can be appealing.

Some products contain essentially liver plus the capsule material. Others add trace minerals or combine liver with other organs. Choose based on what you actually want — a longer ingredient list doesn't automatically make a supplement better.

Best Beef Liver Supplements on iHerb: Our Picks

If you're looking to try beef liver capsules, iHerb is one of the easiest places to compare different brands, serving sizes and customer feedback.

We looked at several popular beef liver supplements available through iHerb and compared them based on liver content, formulation, sourcing information, capsule type, customer feedback and overall value.

Because prices, availability, formulations and reviews can change, these should be viewed as current product picks rather than permanent rankings. Always check the latest product listing before purchasing.

1. Codeage Grass-Fed Beef Liver — Our Best Overall Pick

Codeage is a good all-around choice for someone who wants a relatively simple beef liver supplement.

The product provides 500 mg per capsule and 1,500 mg per three-capsule serving. It uses grass-fed, grass-finished beef liver and vegetable capsules and is described as freeze-dried and non-defatted.

Its appeal is how uncomplicated it is — liver, and little else.

Pros

• Grass-fed and grass-finished beef
• Freeze-dried
• Non-defatted
• Vegetable capsules
• Simple formula
• Substantial customer feedback

Cons

• Lower liver amount per serving than some competitors
• Requires three capsules per serving

Best for: Someone who wants a simple beef liver supplement and prefers vegetable capsules.

2. Nutricost Grass-Fed Beef Liver — Our Value Pick

Nutricost is particularly attractive if you want more liver per serving.

Each capsule contains 750 mg of beef liver, with four capsules providing 3,000 mg per serving. The bottle contains 240 capsules.

It skips any elaborate ingredient blend and focuses on liver content alone.

Pros

• 3,000 mg per serving
• 750 mg per capsule
• 240 capsules
• Grass-fed beef liver
• Strong customer feedback

Cons

• Four capsules per serving
• Gelatin capsule

Best for: Shoppers who want a higher liver amount per serving without extra ingredients.

3. Forest Leaf Grass Fed Beef Liver — Best Simple Formula

Forest Leaf keeps things simple, offering 3,000 mg of grass-fed beef liver per four-capsule serving.

The product is marketed as free from fillers, and its iHerb listing identifies it as lab verified and GMP compliant.

For someone who doesn't want a complicated organ-meat blend, this is an appealing option.

Pros

• 3,000 mg per serving
• Grass-fed liver
• Simple formula
• No fillers according to the listing
• Lab verified according to the listing

Cons

• Four capsules per serving
• Detailed amounts of individual naturally occurring nutrients aren't provided

Best for: Someone who wants a simple beef liver supplement without additional ingredients.

4. Trace Beef Liver — Best With Added Trace Minerals

Trace takes a slightly different approach.

A six-capsule serving provides 3,000 mg of beef liver plus 100 mg of ConcenTrace trace minerals. That makes it interesting if you specifically want the added mineral blend. However, if your goal is simply to supplement with beef liver, a liver-only product may make more sense.

Pros

• 3,000 mg beef liver per serving
• Grass-fed liver
• Added trace minerals

Cons

• Six capsules per serving
• More complicated formula
• Added minerals may not be necessary for everyone

Best for: People who specifically want liver combined with trace minerals.

5. Vital Proteins Beef Liver — Best Established Brand

Vital Proteins is one of the more recognizable names in this category. Its beef liver capsules provide 750 mg per capsule and have accumulated substantial customer feedback on iHerb. It's a reasonable option if brand familiarity is important to you.

Pros

• Established brand
• 750 mg per capsule
• Simple, liver-only formula
• Lots of customer feedback

Cons

• May not offer the best value compared with higher-dose competitors
• Capsules may be large for some people

Best for: People who prefer a familiar supplement brand.

6. Swanson Argentinian Desiccated Beef Liver — A Simple One-Capsule Option

Swanson is the pick for shoppers who want a single-capsule serving. Its Argentinian Desiccated Beef Liver provides 500 mg of 100% pure defatted beef liver per capsule, with 120 capsules per bottle. The product is described as a natural source of iron and naturally occurring vitamin B12, and Swanson recommends taking one capsule daily with a meal.

Pros

• 500 mg beef liver per capsule

• One capsule per serving

• 100% pure defatted desiccated beef liver

• Argentinian beef

• Naturally occurring vitamin B12

• 120 capsules per bottle

Cons

• Defatted rather than non-defatted

• Lower liver amount per serving than several higher-dose competitors

• Gelatin capsule

Best for: Someone who wants a simple beef liver supplement with a one-capsule serving.

Are Beef Liver Pills Safe for Everyone?

For many healthy adults, a reputable beef liver supplement taken according to the label can fit into a balanced diet. But precisely because liver is so concentrated in certain nutrients, it's worth paying attention to how much you're taking, not just whether you're taking it.

How Many Beef Liver Pills Should You Take?

There's no one-size-fits-all answer because serving sizes vary by brand. Some products recommend three capsules per day, while others recommend four, six or another amount.

Follow the serving recommendation on the product you're using — a higher dose doesn't necessarily mean better results. If you're unsure where to start, the lower end of a product's suggested range is a reasonable place to begin, adjusting from there if needed.