The 12 Best tolerated Iron Supplements (2023 reviews)

We know from years of feedback from readers, customers and amazon sellers, what most people want in a supplement. The feosol tolerated iron supplement is exactly that - it's a simple supplement that hits all the right notes. This bifera iron supplement contains heme and non-heme iron from animal and plant-based sources, which enhances absorption, and is gentle on your digestive system and minimizes side effects such as constipation and nausea. It is coated so you can't taste the iron when you put it in your mouth. It is extremely gentle and just as the label indicates, you don't need to take it with food or anything.

It's an iron supplement with ingredients added to increase absorption and minimize stomach irritation. It is very similar or stronger than the simple feosol. The special ingredient makes it easy on your stomach and helps your body to absorb the iron better. It is great for avoiding an upset stomach.

Why We Like This:

Super efficient and easy on stomach
Awesome product for bariatric patients having a hard time keeping
Has two forms of iron plus some additives
Effective yet gentle, with a reasonably potent dosage per pill

Best With Folic Acid: Solgar tolerated Iron Supplement

Buy on Amazon

The features department is where solgar tolerated iron supplement truly manages to shine. It is the best form of iron for many people. If you're trying to raise your ferritin levels (for good thyroid function), this should help tremendously. This one is gentle and has more directly absorbent iron than floradix. It is ideal for sensitive stomachs, red blood cell supplement, non constipating and gmo, vegan, gluten and dairy free, and kosher. These are easy to swallow and are gentle on the stomach. These are great for extra iron. It is great for people who need to take iron.

Why We Like This:

Doesn't cause constipation and easily absorbed
An excellent gentle iron supplement that is safe for vegetarians
Perfect and does not irritate by tummy either

Best For human: Thorne research tolerated Iron Supplement

Buy on Amazon

Not everyone likes to purchase supplement for their daily purpose, but the thorne research tolerated iron supplement would be an anomoly. Thorne's Ferrasorb product contains iron in the form of ferrous bisglycinate chelate, which provides 36 milligrams of elemental iron per capsule. It provides 36 mg of elemental iron per capsule, plus the active forms of folate and vitamins b6 and b12, which are essential for blood-building. This product is great for anemia as it doesn't upset the digestive system.

These are tiny easy to swallow capsules that contain b12, folate, and vit c along with the iron for max absorption. An added plus is that it doesn’t mess with the tummy like a lot of other iron supplements. OTC, it’s a smaller amount of iron per pill than many but is made to be very gentle to the stomach.

Why We Like This:

Effective, absorptive and no side effects
Doesn't hurt the stomach like other iron supplements and doesn't cause constipation
Constipation with these so there is improved compliance
Almost no side effects which is outstanding

Best For Low Hemoglobin: Natures Plus tolerated Iron Supplement

Buy on Amazon

Best part: natures plus tolerated iron supplement costs comparatively low and it is available to ship in 24 hours. Naturesplus hema-plex iron combines iron with powerful, blood health-boosting cofactors like vitamin c & synergistic bioflavonoids to support healthy red blood cells. It is used to have iron infusions due to extreme anemia. It’s much gentler than regular ferrous sulfate you buy in stores.

This Iron product is 85mg each capsule, taken three times a day, which in total mg’s gives you a total of 255mg in one day. The capsules are very dark in color, almost black. It is free of the common allergens like milk, egg, fish, crustacean shellfish, tree nuts, wheat, peanuts, and soybeans. They also have other ingredients that help to up the absorbency in your body.

Why We Like This:

Great for pre op and post op surgery
Boost your blood and iron levels
Easy to swallow, and no yucky iron taste when swallowing
Doesn’t cause upset stomach or nausea

Best With methylcobalamin: Megafood tolerated Iron Supplement

Buy on Amazon

Megafood offers a variety of supplement for personal choice and yet maintaining quality in all the variants. These pills offer more than iron, and the iron in them is better absorbed and much more gentle on your stomach. It also has vitamin C (which aids absorption), foliate, and B-. This works naturally to raise low iron levels. It causes no stomach upset or constipation. If you are celiac highly recommend this supplement because it also includes folate and vitamin b.

This supplement should be stored in a cool, dry place but does not need to be refrigerated. It is great for people who have low iron.

Why We Like This:

Great for anemia and low energy
New and hot release

Best For Healthy Blood: Naturelo tolerated Iron Supplement

Buy on Amazon

Best part: naturelo tolerated iron supplement costs comparatively low and it is available to ship in 24 hours. This product is free of common allergens, including soy, gluten, sugar, dairy, eggs, nuts, coloring, preservatives, or flavoring. They contain vitamin C and iron. It is easy to swallow, no stomach upset, blood tests are conclusive.

There is a very low iron content in this supplement. The lighter part is the vitamin C. These are in a vegan capsule and are like a light gray color, not white. It has not caused any constipation or other side effects. It is effective and easy to swallow.

Why We Like This:

Effective absorption and non-constipating, and no unnecessary chemicals
Iron and c plus plant based extracts good for liver and kidney function
Horrible nausea and other unpleasant reactions

Best For adult: Vitronc tolerated Iron Supplement

Buy on Amazon

The Vitron-C high potency iron supplement makes it easier than ever to get the elemental iron your body needs thanks to its small size and smooth coating. It's easy on the stomach and doesnt cause nausea. The best thing about this iron is that it doesn’t block your bowels up like most iron supplements do. The Vitron-C, now dye free, is a high potency iron supplement for iron deficiency and boosts energy by helping to fight fatigue in users with low iron levels.

These are not coated so they don't taste really great but the plus side is you won't get constipation like other iron supplements. It's super important to avoid coffee, tea and dairy 2 hours before or after taking iron. The use of an iron pill daily may boost energy by helping to fight fatigue in users with low iron levels. The extra bonus, this pill doesn't have a funky taste or smell like a lot of other over the counter supplements do.

Why We Like This:

Super gentle with no stomach upset
Definitely gentle on stomach and easy to absorb
Keeps labs normal and no constipation

Best For Men: EZ melts tolerated Iron Supplement

Buy on Amazon

Next on the list, we've got yet another supplement that manages to win our hearts. It's the ez melts tolerated iron supplement and it's widely considered as one of the best convenient supplement you can buy. These iron supplements for women and men are crafted with vitamin c to support enhanced iron absorption. It is more bioavailable, so it's great compared to other types of iron supplements. It helps your body support energy levels without compromise. These are citrus flavored and maybe not the BEST citrus ever, but it truly is a game changer.

These are dissolving tablets that taste pretty good for a vitamin. It has a pleasant taste that is made without using artificial flavors, colors, or sweeteners. It is easy to digest because it contains vitamin c which helps iron absorb into your system. These are more bioavailable, so it's great compared to other types of iron supplements.

Why We Like This:

Perfect substitute for liquid ferrous sulfate for child
Lot of satisfied buyers

Best For sleeve surgery: Barimelts tolerated Iron Supplement

Buy on Amazon

The barimelts tolerated iron supplement is satisfactory and appropriate and fits well with your regular usage. These are wonderful dissolvable iron plus tablets that won’t upset your stomach. It provides 18 mg of iron and the average woman between the ages of 19 and 50 only needs 18 mg of iron daily from all food and supplement sources combined. It is used to raise iron during pregnancy. It will melt in about the same amount of time and has a very pleasant taste.

These iron supplements are easy to take. It is great for the sleeve surgery. The tablet melts/chews quickly and has a nice flavor with no aftertaste. They melt in your mouth and have a nice flavor with no aftertaste.

Why We Like This:

Melt in your mouth, pleasant tasting iron
Small, dissolves smoothly in your mouth
Fast dissolving, taste not bad at all
Gastric bypass iron & vitamin supplements

Best For Anemia During pregnancy: Floradix tolerated Iron Supplement

Buy on Amazon

We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate supplement. The floradix tolerated iron supplement is exactly that - it's a simple supplement that hits all the right notes. It tastes like prune juice + metal. Everything that Floradix produces is rigorously and extensively tested for pesticides, microbes, and heavy metals to ensure that the ingredients listed on their bottles are what's actually inside, and nothing else. The B vitamins are a nice energy boost for anemia fatigue.

The good thing about this supplement is that it increases your iron stores without making you constipated. This supplement is easy to swallow, the taste is good, and there's no issues with digestion and/or absorption. It is for both of these you take your serving once, one tablet once a day, 100 days or 130 days respectably versus 12 days. The dosage cup on this bottle is huge, considering that an adult only needs 10mL at a time.

Why We Like This:

Really effective in bringing red blood cells up
Good brand reputation

Best For breastfeeding: Maryruth Organics tolerated Iron Supplement

Buy on Amazon

The maryruth organics tolerated iron supplement is capable of outshining several other supplement featured in this list in overall features for the price point. It is great for people with low iron that cannot tolerate iron pills. It isn’t completely unforgiving and this is coming from a very picky person when it comes to flavors. The flavor isn't bad at all, the after taste is a little metallic but that is to be expected. They grow strong and beautiful.

This stuff is potent and the taste is decent. It’s better tasting than the fruit punch. It’s also not too thick, but it’s not runny either.

Why We Like This:

All ingredients are vegan and non-gmo
Good brand reputation

Best With fiber: Now tolerated Iron Supplement

Buy on Amazon

Next on the list, we've got yet another supplement that manages to win our hearts. It's the now tolerated iron supplement and it's widely considered as one of the best convenient supplement you can buy. It has made taking iron so much easier. The outer'shell' of a blood cell carries iron and oxygen throughout the body to replace the old cells. The small black dots are part of the Iron tablets. They contain the right ingredients to absorb the iron. The best part is no constipation with this.

These supplements help and the Vitamin C helps retain the iron than just plain iron supplements. It is well-tolerated and non-constipating and has been designed to maximize iron absorption and utilization by the body. It provides the recommended daily intake in one pill, meaning the value of this bottle is great because you only have to take one per day.

Why We Like This: