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Astaxanthin 4 mg

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4.7
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(5586 ratings)
Astaxanthin 4 mg
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Score86
Natural Haematococcus pluvialis astaxanthin at 4 mg provides a credible entry-level antioxidant serving. The dose sits at the lower end of common supplemental use, and carrier oil plus stability details are missing.
How scoring works
Quantity:90 Softgel(s) • (90 servings)
Goals:
Anti-Inflammatory Support
Skin Health
Anti-Aging
Cardiovascular Support
Vision Support
Cognitive Support

Score 86

Natural Haematococcus pluvialis astaxanthin at 4 mg provides a credible entry-level antioxidant serving. The dose sits at the lower end of common supplemental use, and carrier oil plus stability details are missing.
How scoring works

Also available as

1 option
10.00mg • 60 servings Astaxanthin 10 mg • 60 Softgel(s) • 60 servings $18.32 ($0.30 per serving)
$17.40($0.19 per serving)
iHerb
$ 18.36
Daily Vita
$ 17.40
Vitacost
$ 19.69
Amazon
$ 17.43
Report prices

Analysis

Natural Haematococcus pluvialis astaxanthin at 4 mg provides a credible entry-level antioxidant serving. The softgel format is practical and the exact active amount is easy to understand.

The dose sits at the lower end of common supplemental use, and carrier oil plus stability details are missing. It may be adequate for routine support but offers less potency than higher-strength versions.

It suits adults who want modest daily support for skin, eyes, or vascular antioxidant defenses. The single-active design does not directly cover macular pigments, structural nutrients, or cognitive pathways.

Who is it for
  • adults who want modest daily support for skin, eyes, or vascular antioxidant defenses
  • Adults seeking antioxidant support
  • Users comfortable with the stated formulation trade-offs
Best for
  • Lower-dose daily astaxanthin
  • Routine skin and eye support
  • Simple softgel use

Pros

  • Natural algal source is identified
  • Useful 4 mg entry dose
  • Good practical value

Cons

  • Lower-end potency
  • Carrier oil is not stated
  • No broader supportive ingredients

Warnings

  • Astaxanthin may add to the effects of blood-pressure or glucose-lowering medicines
  • Use cautiously with anticoagulant or antiplatelet medicines because combined effects are uncertain
  • Use during pregnancy or breastfeeding only with individualized professional guidance

Nutrient quality

91 Highest impact

Natural Haematococcus pluvialis astaxanthin in a softgel gives the formula strong ingredient quality. The amounts are useful, though dose depth or delivery detail leaves room for improvement.

Ingredient transparency

85 Highest impact

The meaningful actives and their amounts are clearly identified. 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

94 Highest impact

Formula quality and active content support strong category value. The effective serving and focused ingredient list compare favorably with similar options.

Report analysis

Goals

Anti-Inflammatory Support
Anti-Inflammatory Support
Impact
High effect
B Goal FitB Strength of SupportC CoverageA Formula Quality
Astaxanthin · 4 mg

Natural algal astaxanthin at 4 mg offers meaningful antioxidant support that may help limit inflammation-related oxidative stress. The dose reaches the stated minimum for this goal.

Support remains focused on oxidative protection rather than direct coverage of several inflammatory enzymes. The label does not identify a carrier oil, standardization, or independent quality testing.

Study evidence
Astaxanthin Supportive 18 studies
Skin Health
Skin Health
Impact
High effect
B Goal FitA- Strength of SupportD+ CoverageA- Formula Quality
Astaxanthin · 4 mg

Natural astaxanthin from Haematococcus pluvialis provides targeted antioxidant support for skin resilience. The 4 mg amount fits the lower end of commonly studied supplemental use.

No collagen, ceramide, or hydration ingredient broadens the formula. A carrier oil, branded source, and oxidation-protection details are not disclosed.

Study evidence
Astaxanthin Supportive 12 studies
Anti-Aging
Anti-Aging
Impact
High effect
B Goal FitB Strength of SupportC- CoverageA Formula Quality
Astaxanthin · 4 mg

Natural algal astaxanthin offers targeted antioxidant support and is relevant to skin, eye, and cellular protection with age. Human evidence supports selected skin and oxidative-stress outcomes, but it does not establish broad effects on biological aging.

The 4 mg serving is clearly disclosed and falls within commonly used supplemental amounts. The softgel is practical for a fat-soluble carotenoid, though no carrier oil or stability protection is identified.

Study evidence
Astaxanthin Supportive 4 studies
Cardiovascular Support
Cardiovascular Support
Impact
High effect
B- Goal FitB+ Strength of SupportD+ CoverageA+ Formula Quality
Astaxanthin · 4 mg

Natural astaxanthin may support cardiovascular resilience through antioxidant protection of lipids and blood-vessel membranes. The lower amount remains clinically relevant, though evidence for major cardiovascular marker changes is still limited.

Algal sourcing and exact dose disclosure are strengths. Carrier oil, oxidation protection, and independent purity details are not provided, leaving delivery quality partly uncertain.

Study evidence
Astaxanthin Supportive 12 studies
Vision Support
Vision Support
Impact
High effect
B- Goal FitB+ Strength of SupportD+ CoverageA- Formula Quality
Astaxanthin · 4 mg

Astaxanthin may support ocular antioxidant defenses and visual comfort under screen-related strain. Human evidence is promising for eye fatigue, but it is less established than macular pigments or the AREDS2 nutrient combination.

4 milligrams reaches a functional astaxanthin range rather than a token level. Natural Haematococcus pluvialis extract is identified, but carrier oil and oxidation protection are not disclosed.

Study evidence
Astaxanthin Mixed 7 studies
Cognitive Support
Cognitive Support
Impact
High effect
C- Goal FitB+ Strength of SupportD CoverageA- Formula Quality
Astaxanthin · 4 mg

Astaxanthin offers antioxidant and neuroprotective support, but it does not directly target attention, memory, or neurotransmitter output. Human cognitive evidence is promising but limited compared with established memory or focus ingredients.

The 4 mg amount reaches the lower end of a meaningful supplemental range. Natural astaxanthin from Haematococcus pluvialis is identified, although carrier oil and oxidation-protection details are missing.

Study evidence
Astaxanthin Mixed 6 studies

Ingredients

IngredientAmount per serving
Calories
5 {Calories}
natural Astaxanthin (Haematococcus pluvialis extract)
 4 mg
Gluten Free Adults 18–50 Dairy Free
Report overview
Astaxanthin (Haematococcus pluvialis extract) · 4 mg OverallScore78
C Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyA+ Value

Natural astaxanthin from Haematococcus pluvialis provides a well-supported source at a clinically relevant dose. The softgel format is practical, but no carrier oil, trademarked ingredient, or oxidation-protection detail is disclosed. Cost per active amount is low, making the formula attractive when the missing delivery and stability details are acceptable.

View ingredientView products
Loading alternative details
88 Performance

Vegan Hawaiian Astaxanthin 12 mg

BioAstin
<p>A 12 mg astaxanthin serving that uses a named Haematococcus pluvialis algae source provides a well-defined antioxidant-focused option. Its 12 mg active amount is higher than the original’s 4 mg serving. The algae source is identified, but the supplied data do not show the extraction ratio or complete carrier details.</p>
86 Performance

Astaxanthin 12 mg

SR Sports Research
<p>A 12 mg astaxanthin serving that uses the named Astalif astaxanthin form provides a well-defined antioxidant-focused option. Its 12 mg active amount is higher than the original’s 4 mg serving. The named form improves identification, though complete carrier and extraction details are not supplied.</p>
87 Performance

Astaxanthin 12 mg

California Gold Nutrition
<p>A 12 mg astaxanthin serving that uses the named Astalif astaxanthin form provides a well-defined antioxidant-focused option. Its 12 mg active amount is higher than the original’s 4 mg serving. The named form improves identification, though complete carrier and extraction details are not supplied.</p>
88 Budget

Astaxanthin 10 mg

Lake Avenue Nutrition
<p>No lower cost is established for this candidate, but it remains among the more economical eligible options with a 10 mg astaxanthin dose. The formula uses a named Haematococcus pluvialis algae source, while its 10 mg active amount is higher than the original’s 4 mg serving. The algae source is identified, but the supplied data do not show the extraction ratio or complete carrier details.</p>
83 Budget

Astaxanthin Plus 4 mg

Natural Factors
<p>No lower cost is established for this candidate, but it remains among the more economical eligible options with a 4 mg astaxanthin dose. The formula uses a named Haematococcus pluvialis algae source, while its 4 mg active amount matches the original. The algae source is identified, but the supplied data do not show the extraction ratio or complete carrier details.</p>
86 Budget

Astaxanthin with AstaReal 6 mg

Doctor's Best
<p>No lower cost is established for this candidate, but it remains among the more economical eligible options with a 6 mg astaxanthin dose. The formula uses the named AstaReal astaxanthin form, while its 6 mg active amount is higher than the original’s 4 mg serving. The named form improves identification, though complete carrier and extraction details are not supplied.</p>
86 Value

Hawaiian Astaxanthin 12 mg

BioAstin
<p>The combination of a 12 mg astaxanthin serving and practical serving economics creates a balanced quality-to-value option. The formula uses a named Haematococcus pluvialis algae source, while its 12 mg active amount is higher than the original’s 4 mg serving. The algae source is identified, but the supplied data do not show the extraction ratio or complete carrier details.</p>
87 Value

Astaxanthin 12 mg

California Gold Nutrition
<p>The combination of a 12 mg astaxanthin serving and practical serving economics creates a balanced quality-to-value option. The formula uses a named Haematococcus pluvialis algae source, while its 12 mg active amount is higher than the original’s 4 mg serving. The algae source is identified, but the supplied data do not show the extraction ratio or complete carrier details.</p>
85 Value

Astaxanthin 12 mg

Jarrow Formulas
<p>The combination of a 12 mg astaxanthin serving and practical serving economics creates a balanced quality-to-value option. The formula uses a named Haematococcus pluvialis algae source, while its 12 mg active amount is higher than the original’s 4 mg serving. The algae source is identified, but the supplied data do not show the extraction ratio or complete carrier details.</p>
Report alternatives

Sources

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

  1. Markers of Hypoxia and Oxidative Stress in Aging Volunteers Ingesting Lycosomal Formulation of Dark Chocolate Containing Astaxanthin.
    Petyaev IM; Klochkov VA; Chalyk NE; Pristensky DV; Chernyshova MP; Kyle NH; Bashmakov YK · The journal of nutrition, health & aging · 2019
    Randomized trial32 participantsAnti-Aging forAstaxanthin
  2. The effectiveness of a standardized rose hip powder, containing seeds and shells of Rosa canina, on cell longevity, skin wrinkles, moisture, and elasticity.
    Phetcharat L; Wongsuphasawat K; Winther K · Clinical interventions in aging · 2016
    Randomized trial34 participantsAnti-Aging Skin Health forAstaxanthin
  3. Astaxanthin, cell membrane nutrient with diverse clinical benefits and anti-aging potential.
    Kidd P · Alternative medicine review : a journal of clinical therapeutic · 2012
    Narrative reviewAnti-Aging Vision Support forAstaxanthin
  4. Systematic Review and Meta-Analysis on the Effects of Astaxanthin on Human Skin Ageing.
    Zhou X; Cao Q; Orfila C; Zhao J; Zhang L · Nutrients · 2021
    Meta-analysis11 studies pooledAnti-Aging forAstaxanthin
  5. The anti-inflammatory and antioxidant effects of astaxanthin as an adjunctive therapy in community-acquired pneumonia: a randomized controlled trial.
    Youssef FM; Ateyya H; Hanna Samy AE; Elmokadem EM · Frontiers in pharmacology · 2025
    Randomized trial80 participantsAnti-Inflammatory Support forAstaxanthin
  6. The Role of Astaxanthin as an Antioxidant and Anti-Inflammatory Agent in Human Health: A Systematic Review.
    Malcangi G; Inchingolo AM; Casamassima L; Trilli I; Ferrante L; Longo M; Inchingolo F; Marinelli G; Palermo A; Dipalma G; Inchingolo AD · International journal of molecular sciences · 2026
    Systematic review15 studies pooledAnti-Inflammatory Support forAstaxanthin
  7. Astaxanthin ameliorates inflammation, oxidative stress, and reproductive outcomes in endometriosis patients undergoing assisted reproduction: A randomized, triple-blind placebo-controlled clinical trial.
    Rostami S; Alyasin A; Saedi M; Nekoonam S; Khodarahmian M; Moeini A; Amidi F · Frontiers in endocrinology · 2023
    Randomized trial50 participantsAnti-Inflammatory Support forAstaxanthin
  8. Astaxanthin Modulates Inflammation in Type 2 Diabetes via Regulation of microRNAs, Lysophosphatidylcholine, and α-Hydroxybutyrate.
    Sharifi-Rigi A; Zal F; Aarabi MH; Dehghani M; Roustaei Rad N; Taghiyar S · International journal of endocrinology · 2025
    Randomized trial50 participantsAnti-Inflammatory Support forAstaxanthin
  9. Redox-sensitive miRNAs and Humanin could mediate effects of exercise and astaxanthin on oxidative stress and inflammation in type 2 diabetes.
    Basereh A; Khoramipour K; Hosseini N; HajHosseini M; Khodabakhshi A; Amirkhosravi L; Khoramipour K · Scientific reports · 2025
    Randomized trial90 participantsAnti-Inflammatory Support forAstaxanthin
  10. Astaxanthin, a natural antioxidant, lowers cholesterol and markers of cardiovascular risk in individuals with prediabetes and dyslipidaemia.
    Ciaraldi TP; Boeder SC; Mudaliar SR; Giovannetti ER; Henry RR; Pettus JH · Diabetes, obesity & metabolism · 2023
    Randomized trial34 participantsCardiovascular Support forAstaxanthin
  11. Antioxidant Lipid Supplement on Cardiovascular Risk Factors: A Systematic Review and Meta-Analysis.
    Wan S; Wu W; Zhang Y; He J; Wang X; An P; Luo J; Zhu Y; Luo Y · Nutrients · 2024
    Meta-analysisCardiovascular Support forAstaxanthin
  12. Administration of natural astaxanthin increases serum HDL-cholesterol and adiponectin in subjects with mild hyperlipidemia.
    Yoshida H; Yanai H; Ito K; Tomono Y; Koikeda T; Tsukahara H; Tada N · Atherosclerosis · 2010
    Randomized trial61 participantsCardiovascular Support forAstaxanthin
  13. Effects of Astaxanthin Supplementation on Glycemic Control and Lipid Profile in Patients With Prediabetes and Type 2 Diabetes: A Meta-Analysis of Randomized Controlled Trials.
    Molani-Gol R; Bohlouli Sardroudi S; Rafraf M · Nutrition and metabolic insights · 2026
    Meta-analysis403 participants9 studies pooledCardiovascular Support forAstaxanthin
  14. Astaxanthin Supplemented with High-Intensity Functional Training Decreases Adipokines Levels and Cardiovascular Risk Factors in Men with Obesity.
    Saeidi A; Nouri-Habashi A; Razi O; Ataeinosrat A; Rahmani H; Mollabashi SS; Bagherzadeh-Rahmani B; Aghdam SM; Khalajzadeh L; Al Kiyumi MH; Hackney AC; Laher I; Heinrich KM; Zouhal H · Nutrients · 2023
    Randomized trial68 participantsCardiovascular Support forAstaxanthin
  15. Effects of astaxanthin-rich Haematococcus pluvialis extract on cognitive function: a randomised, double-blind, placebo-controlled study.
    Katagiri M; Satoh A; Tsuji S; Shirasawa T · Journal of clinical biochemistry and nutrition · 2012
    Randomized trial96 participantsCognitive Support forAstaxanthin
  16. Effect of astaxanthin-rich extract derived from Paracoccus carotinifaciens on cognitive function in middle-aged and older individuals.
    Hayashi M; Ishibashi T; Maoka T · Journal of clinical biochemistry and nutrition · 2020
    Clinical trial54 participantsCognitive Support forAstaxanthin
  17. The Effects of Astaxanthin on Cognitive Function and Neurodegeneration in Humans: A Critical Review.
    Queen CJJ; Sparks SA; Marchant DC; McNaughton LR · Nutrients · 2024
    Narrative reviewCognitive Support forAstaxanthin
  18. Effects of Astaxanthin Supplementation on Fatigue, Motor Function and Cognition: A Meta-Analysis of Randomized Controlled Trials.
    Liu C; Dong X; Jia J; Ha M · Biological research for nursing · 2024
    Meta-analysis346 participants11 studies pooledCognitive Support forAstaxanthin
  19. Astaxanthin and improvement of dementia: A systematic review of current clinical trials.
    Utomo NP; Pinzon RT; Latumahina PK; Damayanti KRS · Cerebral circulation - cognition and behavior · 2024
    Systematic reviewCognitive Support forAstaxanthin
  20. The Protective Role of Astaxanthin for UV-Induced Skin Deterioration in Healthy People-A Randomized, Double-Blind, Placebo-Controlled Trial.
    Ito N; Seki S; Ueda F · Nutrients · 2018
    Randomized trial23 participantsSkin Health forAstaxanthin
  21. Supplementating with dietary astaxanthin combined with collagen hydrolysate improves facial elasticity and decreases matrix metalloproteinase-1 and -12 expression: a comparative study with placebo.
    Yoon HS; Cho HH; Cho S; Lee SR; Shin MH; Chung JH · Journal of medicinal food · 2015
    Randomized trial44 participantsSkin Health forAstaxanthin
  22. Continuous astaxanthin intake reduces oxidative stress and reverses age-related morphological changes of residual skin surface components in middle-aged volunteers.
    Chalyk NE; Klochkov VA; Bandaletova TY; Kyle NH; Petyaev IM · Nutrition research (New York, N.Y.) · 2018
    Single-arm trial31 participantsSkin Health forAstaxanthin
  23. Cosmetic benefits of astaxanthin on humans subjects.
    Tominaga K; Hongo N; Karato M; Yamashita E · Acta biochimica Polonica · 2012
    Other66 participantsSkin Health forAstaxanthin
  24. Benefits and Safety of Astaxanthin in the Treatment of Mild-To-Moderate Dry Eye Disease.
    Tian L; Wen Y; Li S; Zhang P; Wang Y; Wang J; Cao K; Du L; Wang N; Jie Y · Frontiers in nutrition · 2022
    Single-arm trial60 participantsVision Support forAstaxanthin
  25. Astaxanthin (AstaReal®) Improved Acute and Chronic Digital Eye Strain in Children: A Randomized Double-Blind Placebo-Controlled Trial.
    Hecht KA; Marwah M; Wood V; Nishida Y; Bach AE; Gerson J; Hom MM; Schnackenberg J; Raote S; Srivastava S; Negi P; Caston E · Advances in therapy · 2025
    Randomized trial64 participantsVision Support forAstaxanthin
  26. Effects of diet containing astaxanthin on visual function in healthy individuals: a randomized, double-blind, placebo-controlled, parallel study.
    Sekikawa T; Kizawa Y; Li Y; Miura N · Journal of clinical biochemistry and nutrition · 2023
    Randomized trial60 participantsVision Support forAstaxanthin
  27. Nutritional Supplementation for Myopia Prevention and Control: A Systematic Review of Randomized Controlled Trials.
    Martinez-Perez C; Oliveira AP · Nutrients · 2026
    Systematic review9 studies pooledVision Support forAstaxanthin