SuppHelper
search
Home›Supplements›Mineral›Magnesium›Magnesium 500 mg Nature's Bounty
Product Image

Magnesium 500 mg

Nature's Bounty
4.8
★ ★ ★ ★ ★
(8299 ratings)
Magnesium 500 mg
Product Image
Score 55

This highly affordable magnesium oxide supplement provides a 500 mg dose, best suited for supporting digestive regularity due to its lower systemic absorption.

scaleQuantity:100 Tablet(s) • (100 servings)
track_changesGoals:
flag Digestive Health
flag General Health
flag Bone Health
flag Cardiovascular Support
flag Energy
flag Heart Health
flag Muscle Gain
flag Mood Support

leaderboard Score 55

This highly affordable magnesium oxide supplement provides a 500 mg dose, best suited for supporting digestive regularity due to its lower systemic absorption.

Also available as 1 option
200 servings Magnesium 500 mg • 200 Tablet(s) • 200 servings $11.89 ($0.05 per serving)

insightsAnalysis

Nature's Bounty Magnesium 500 mg features magnesium oxide, a common form known for its high elemental magnesium content. While it delivers a substantial 500 mg, this form is generally not well absorbed by the body for widespread systemic benefits like muscle or nerve support.

Its primary utility often lies in aiding digestive regularity, as magnesium oxide can have a mild laxative effect at this dosage. This makes it a very cost-effective option for individuals primarily seeking assistance with bowel function or a basic, high-dose magnesium supplement without a strong focus on high bioavailability for other health goals.

This product is a straightforward choice for those on a budget and can be a good starting point for magnesium supplementation, especially if digestive comfort is a main concern. However, those looking for magnesium's deeper roles in relaxation or bone density might consider forms with better absorption.

thumb_upPros
  • Very affordable price per serving.
  • Contains a high 500 mg dose of magnesium.
  • Can contribute to digestive regularity.
  • Widely available and easy to find.
thumb_downCons
  • Magnesium oxide form has lower systemic absorption compared to other forms.
  • May cause digestive upset or have a laxative effect in some individuals.
  • Less effective for targeted benefits like muscle relaxation or nerve support.
warningWarnings
  • This product may have a laxative effect, especially at higher doses.
  • If you have kidney issues, consult a professional before taking magnesium supplements.
flagReport analysis
$4.49($0.04 per serving)
Amazon
$ 4.49
Vitacost
$ 7.59
iHerb
$ 7.88
Walmart
$ 11.66
flagReport prices
track_changesGoals
flagDigestive Health
Impact
High effect
Magnesium oxide is often used and can be quite effective for promoting digestive regularity and relieving occasional constipation. Its osmotic properties draw water into the bowel, aiding transit.
View goal →
flagGeneral Health
Impact
Moderate effect
This product provides elemental magnesium for general intake, which is foundational for many bodily processes. However, the low bioavailability of the oxide form limits its overall effectiveness for comprehensive general health support beyond basic intake.
View goal →
flagHeart Health
Impact
Moderate effect
Magnesium oxide may contribute to general magnesium intake, which supports heart function, but its lower absorption makes it less optimal for this goal compared to more bioavailable forms. Consistent, well-absorbed magnesium is generally preferred for cardiovascular support.
View goal →
flagCardiovascular Support
Impact
Moderate effect
While contributing to elemental magnesium, the low systemic bioavailability of magnesium oxide means it may not be the most effective for robust cardiovascular support. Other forms tend to be more readily utilized by the body for these functions.
View goal →
flagBone Health
Impact
Moderate effect
Magnesium is important for bone structure, but the lower systemic absorption of magnesium oxide means it may not be the most efficient way to increase magnesium levels for significant bone density support. Better-absorbed forms are generally recommended.
View goal →
flagEnergy
Impact
Moderate effect
Magnesium plays a role in energy production, but the limited systemic absorption of magnesium oxide makes it a less efficient choice for actively boosting energy levels. Better-absorbed forms would have a more direct impact.
View goal →
flagMuscle Gain
Impact
Lower effect
Magnesium is involved in muscle function, but the low systemic absorption of magnesium oxide means it may not efficiently deliver the necessary magnesium to muscle tissues. More bioavailable forms would be more beneficial for muscle support.
View goal →
flagSleep Support
Impact
Lower effect
Magnesium oxide is not typically the preferred form for relaxation or sleep support due to its lower systemic absorption and potential digestive effects. Forms like glycinate or citrate are generally more suitable for these benefits.
View goal →
scienceIngredients
IngredientAmount per serving
Magnesium
500 mg
grain_off Gluten Free person Adults 18–50 free_breakfast Dairy Free Sugar Free
flagReport overview
Magnesium 55
This product delivers elemental magnesium, but the choice of magnesium oxide significantly limits its systemic bioavailability and versatility compared to other forms in the magnesium collection. It serves primarily as a budget-friendly option for high-dose intake or digestive support.
scienceView ingredientinventory_2View products
inventory_2Alternative products
65 Value

Magnesium 250 mg

21st Century
4.7
★★★★★
(70201 ratings)
Higher quality and lower price per serving.
Other sellers (0)
70 Value

One Daily Men's Health

Equate
4.7
★★★★★
(2260 ratings)
Higher quality and lower price per serving.
Other sellers (0)
72 Value

One Daily Maximum

21st Century
4.7
★★★★★
(7795 ratings)
Higher quality and lower price per serving.
Other sellers (0)
85 Performance

Vegan Cal Mag Plus

DEVA
4.7
★★★★★
(899 ratings)
Higher quality/potency (based on analysis score).
Other sellers (4)
80 Performance

CogniMag

Pure Encapsulations
4.7
★★★★★
(28 ratings)
Higher quality/potency (based on analysis score).
Other sellers (0)
70 Performance

Cal-Mag Citrate 1:1 ratio

Solaray
4.6
★★★★★
(1375 ratings)
Higher quality/potency (based on analysis score).
Other sellers (3)
45 Budget

Magnesium Oxide Pure Powder

NOW
4.5
★★★★★
(1184 ratings)
Lower price per serving.
Other sellers (4)
65 Value

Magnesium 250 mg

21st Century
4.7
★★★★★
(70201 ratings)
Higher quality and lower price per serving.
Other sellers (0)
70 Value

One Daily Men's Health

Equate
4.7
★★★★★
(2260 ratings)
Higher quality and lower price per serving.
Other sellers (0)
72 Value

One Daily Maximum

21st Century
4.7
★★★★★
(7795 ratings)
Higher quality and lower price per serving.
Other sellers (0)
85 Performance

Vegan Cal Mag Plus

DEVA
4.7
★★★★★
(899 ratings)
Higher quality/potency (based on analysis score).
Other sellers (4)
80 Performance

CogniMag

Pure Encapsulations
4.7
★★★★★
(28 ratings)
Higher quality/potency (based on analysis score).
Other sellers (0)
70 Performance

Cal-Mag Citrate 1:1 ratio

Solaray
4.6
★★★★★
(1375 ratings)
Higher quality/potency (based on analysis score).
Other sellers (3)
flagReport alternatives

SuppHelper

Compare supplements smarter. Science-backed, user-rated, updated daily.

Explore

  • Compare Supplements
  • Health Goals
  • Stacks

Legal

  • Privacy Policy
  • Terms of Use
  • Medical Disclaimer

Stay in the Loop

© 2025 SuppHelper. All rights reserved.