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Fish Oil 1000 mg

Mason Natural
4.7
★ ★ ★ ★ ★
(3685 ratings)
Omega-3 300 mg
EPA (Eicosapentaenoic Acid) 180 mg
Fish Oil 1000 mg
DHA 120 mg
Product Image
Score79
Very low cost makes this basic fish oil accessible. Its modest active concentration and limited quality disclosure restrict it to light maintenance.
How scoring works
Quantity:60 Softgel(s) • (60 servings)
Goals:
Cardiovascular Support
Anti-Inflammatory Support

Score 79

Very low cost makes this basic fish oil accessible. Its modest active concentration and limited quality disclosure restrict it to light maintenance.
How scoring works
$5.05($0.08 per serving)
Walmart
$ 0.00
iHerb
$ 5.05
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Analysis

The serving delivers 180 mg of EPA and 120 mg of DHA from 1,000 mg of fish oil. That low concentration is suitable for maintenance but does not provide much active depth.

A short, inexpensive supply offers an accessible way to try basic fish-oil supplementation. The label supplies no fish species, molecular form, antioxidant protection, or independent purity verification.

The formula fits cost-sensitive adults who only need a modest daily amount. Anyone seeking higher EPA or DHA without taking several capsules should choose a more concentrated oil.

Who is it for
  • Cost-sensitive adults
  • First-time fish-oil users
  • People seeking modest daily maintenance
Best for
  • Low-cost introductory use
  • One-softgel routines
  • Basic EPA and DHA intake

Pros

  • Very strong price efficiency
  • One-softgel serving
  • EPA and DHA amounts are disclosed
  • Simple formula

Cons

  • Only 300 mg total omega-3
  • Low active concentration
  • Source and molecular form are unstated
  • No antioxidant or independent purity details

Warnings

  • Contains fish oil and is not suitable for people with a fish allergy
  • Fish oil may cause fishy aftertaste, reflux, or digestive discomfort in sensitive users

Nutrient quality

74 High impact

Generic fish oil in softgels with an unspecified molecular form gives the formula reasonable ingredient quality. Dose uncertainty or limited delivery detail prevents a confident quality assessment.

Ingredient transparency

83 Highest impact

Important active details are incomplete or internally inconsistent. Serving guidance and the complete inactive-ingredient list are not fully supplied.

Customer satisfaction

71 High impact

The aggregate rating is strong and supported by useful review volume. No review excerpts are supplied to assess repeated complaints or purpose-specific experiences.

Value for money

87 Highest impact

Formula quality provides fair value for the category. The effective serving and focused ingredient list compare favorably with similar options.

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Goals

Cardiovascular Support
Impact
High effect
A- Goal FitC- Strength of SupportD CoverageA+ Formula Quality
Fish Oil · 1000 mg

Clearly disclosed EPA and DHA directly support lipid and endothelial health. The fatty acids have strong human evidence for cardiovascular markers.

The combined active omega-3 amount is modest for a focused cardiovascular effect. A simple fish-oil formula keeps the purpose clear but covers only one main pathway.

Study evidence
Fish Oil Supportive 185 studies
Anti-Inflammatory Support
Impact
High effect
A Goal FitD+ Strength of SupportD- CoverageA Formula Quality
Fish Oil · 1000 mg

EPA and DHA directly support production of compounds that help resolve inflammatory signaling. Human evidence for marine omega-3 fats is strong, especially when EPA and DHA intake is sufficiently high.

The combined 300 mg EPA and DHA amount is below common anti-inflammatory target intakes. EPA, DHA, and total omega-3 amounts are clear, but oil form and purity testing are not provided. Fish oil is sourced from fish and may not be suitable for people with a fish allergy.

Study evidence
Fish Oil Supportive 68 studies

Ingredients

IngredientAmount per serving
Calories
10 Calorie(s)
Total Fat
1 Gram(s)
Cholesterol
5 mg
Fish Oil
1000 mg
Eicosapentaenoic Acid
180 mg
Docosahexaenoic Acid
120 mg
Total Omega-3 Fatty Acids
300 mg
Gluten Free Adults 18–50
Report overview
Omega-3 · 300 mg OverallScore52
F Active Ingredient Quality & BioavailabilityC- Dose, Safety & Label TransparencyA+ Value
EPA and DHA are separately disclosed, but they make up a small share of the generic fish oil. Molecular form, named fish source, antioxidant protection, and independent purity testing are not provided. Very low cost per active gram is the main strength.
F Active Ingredient Quality & BioavailabilityD Dose, Safety & Label TransparencyA+ Value

The EPA-forward ratio suits the collection, but the absolute EPA dose is low. EPA is dilute within the fish oil, and the molecular form and oxidation protection are not disclosed. Low serving cost produces strong EPA cost efficiency, though no contaminant-testing claim is provided.

Fish Oil · 1000 mg OverallScore38
F Active Ingredient Quality & BioavailabilityF Dose, Safety & Label TransparencyA+ Value

The serving supplies 300 mg of combined EPA and DHA, which is a low dose at 30% concentration. EPA and DHA amounts are transparent, but molecular form, purification, independent testing, source species, and antioxidant protection are absent. A very low serving cost creates excellent value per active gram despite modest potency.

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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Dose-dependent effects of fish oil on cardio-metabolic biomarkers in healthy middle-aged and elderly Chinese people: a double-blind randomized controlled trial.
    Song J; Hu M; Li C; Yang B; Ding Q; Wang C; Mao L · Food & function · 2018
    Randomized trial201 participantsAnti-Inflammatory Support forFish Oil
  2. Eicosapentaenoic acid supplementation alleviates pruritus, enhances skin moisture, and mitigates depression in maintenance hemodialysis patients.
    Lin YL; Wang CL; Chiang TI · Frontiers in nephrology · 2024
    Randomized trial60 participantsAnti-Inflammatory Support forFish Oil
  3. Lowering effects of fish oil supplementation on proinflammatory markers in hypertension: results from a randomized controlled trial.
    Yang B; Ren XL; Li ZH; Shi MQ; Ding F; Su KP; Guo XJ; Li D · Food & function · 2020
    Randomized trial77 participantsAnti-Inflammatory Support forFish Oil
  4. The effects of ω-3 fish oil emulsion-based parenteral nutrition plus combination treatment for acute paraquat poisoning.
    Meng Z; Dong Y; Gao H; Yao D; Gong Y; Meng Q; Zheng T; Cui X; Su X; Tian Y · The Journal of international medical research · 2019
    Randomized trial174 participantsAnti-Inflammatory Support forFish Oil
  5. Effects of Omega-3 Fatty Acid Intake in Patients Undergoing Dialysis: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.
    Liu R; Jiang J; Fu Z; Liu C; Yao L; Quan H · Journal of the American Nutrition Association · 2022
    Meta-analysis49 studies pooledAnti-Inflammatory Support forFish Oil
  6. Marine Omega-3 Supplementation and Cardiovascular Disease: An Updated Meta-Analysis of 13 Randomized Controlled Trials Involving 127 477 Participants.
    Hu Y; Hu FB; Manson JE · Journal of the American Heart Association · 2020
    Meta-analysis127,477 participants13 studies pooledCardiovascular Support forFish Oil
  7. Impact of omega-3 fatty acids on hypertriglyceridemia, lipidomics, and gut microbiome in patients with type 2 diabetes.
    Lu J; Liu R; Ren H; Wang S; Hu C; Shi Z; Li M; Liu W; Wan Q; Su Q; Li Q; Zheng H; Qu S; Yang F; Ji H; Lin H; Qi H; Wu X; Wu K; Chen Y; Xu Y; Xu M; Wang T; Zheng J; Ning G; Zheng R; Bi Y; Zhong H; Wang W · Med (New York, N.Y.) · 2025
    Randomized trial309 participantsCardiovascular Support forFish Oil
  8. A systematic review of fish-oil supplements for the prevention and treatment of hypertension.
    Campbell F; Dickinson HO; Critchley JA; Ford GA; Bradburn M · European journal of preventive cardiology · 2013
    Meta-analysis1,524 participants17 studies pooledCardiovascular Support forFish Oil
  9. Effects of fish oil-derived fatty acids on suboptimal cardiovascular health: A multicenter, randomized, double-blind, placebo-controlled trial.
    Zeng Q; Dong SY; Liu YP; Fu J; Shuai P; Zhao ZM; Li TX · Nutrition, metabolism, and cardiovascular diseases : NMCD · 2017
    Randomized trial422 participantsCardiovascular Support forFish Oil
  10. Effect of High-Dose Marine Omega-3 Fatty Acids on Atherosclerosis: A Systematic Review and Meta-Analysis of Randomized Clinical Trials.
    Sekikawa A; Cui C; Sugiyama D; Fabio A; Harris WS; Zhang X · Nutrients · 2020
    Meta-analysis6 studies pooledCardiovascular Support forFish Oil