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DOSERANKEVIDENCE-BASED SUPPLEMENTSFull analysis

The short answer · Eczema severity

Take gamma-linolenic acid (gla) for eczema severity. This is the one to buy.

Best Naturals, Black Seed, Cold Pressed Oil, 16 fl oz (473 ml)
1

Best Naturals, Black Seed, Cold Pressed Oil, 16 fl oz (473 ml)

4.6· 228 ratings· $0.28/serving

DoseRank score64

Gamma-Linolenic Acid (GLA) 1.6 g (calculated) — higher than the studied 0.16-0.48 g window

Of 153 products scored for Eczema severity, Best Naturals, Black Seed, Cold Pressed Oil, 16 fl oz (473 ml) ranks #1 with a DoseRank score of 64. Evidence is still thin for Gamma-Linolenic Acid (GLA).

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Retailer links may be affiliate links. Rankings and placement are never paid.

The form“Why Gamma-Linolenic Acid (GLA)?”Evidence Limited evidence

Evidence is still thin for Gamma-Linolenic Acid (GLA).

  • Gamma-Linolenic Acid (GLA)The pick

    Limited evidence · 1.6 g (calculated)

    An omega-6 fatty acid derived primarily from evening primrose, borage, or black currant seed oils; a precursor to anti-inflammatory DGLA and used for skin conditions and hormonal support.

Buy the #1 pick
The dose“Is the dose actually effective?”Dose fit 95

Dose-range data is not available for this formula yet.

Gamma-Linolenic Acid (GLA)

Studied window 0.16-0.48 g · this pick 1.6 g (calculated)

1.6 g
1.6 g
The ranking“Why should I trust this pick?”Trust 58

Mixed trust signals — ratings are positive but the base is limited. Each product gets a DoseRank score blending clinical strength, evidence, dose fit, trust and value. Retailer links may be affiliate links — the scoring model decides placement, never payment from a brand.

  • 153 products scored
  • Never paid placement
  • Evidence level: Limited · 57
  • 46 brands
  • 1 ingredients
See the full analysis — every score, every productHow the ranking works
The price“Can I do better than $0.28 a serving?”Value 63

$0.28 per serving — mid price tier for this outcome. The cheapest ranked pick here is $0.14 per serving.

  • 2
    Swanson Vitamins, Borage Oil, 1 g, 60 SoftgelsScore 63 · $0.14/serving
    iHerb
  • 8
    Micro Ingredients, Triple Omega 3-6-9, Lemon, 300 SoftgelsScore 60 · $0.27/serving
    iHerb

Why not the absolute cheapest? The DoseRank score also weighs clinical strength, evidence, dose fit and trust — the very cheapest listings rarely hold up everywhere else.

Ready?

The #1 pick is $0.28 a serving.

Best Naturals, Black Seed, Cold Pressed Oil, 16 fl oz (473 ml) — in stock at a tracked retailer.

View on iHerb
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Questions

Frequently asked

Best Naturals, Black Seed, Cold Pressed Oil, 16 fl oz (473 ml) ranks #1 for Eczema severity with a DoseRank score of 64. The score blends clinical strength, evidence, dose fit, trust signals and value across 153 products scored for this outcome.

Evidence is still thin for Gamma-Linolenic Acid (GLA).

Dose-range data is not available for this formula yet. DoseRank scores this product's dose fit at 95 out of 100.

Best Naturals, Black Seed, Cold Pressed Oil, 16 fl oz (473 ml) works out at $0.28 per serving. $0.28 per serving — mid price tier for this outcome. The cheapest ranked pick here is $0.14 per serving.

No. Retailer links may be affiliate links, but rankings and placement are never paid. Every product is scored by the same public model, and the ranking is recomputed from the underlying product data rather than edited by hand.

Keep exploring

Other outcomes

  • Acne severityExtent or intensity of acne lesions.
  • Atopic dermatitis symptomsItching, rash, and inflammation related to eczema.
  • Psoriasis severityExtent or severity of psoriatic skin disease.

Use rankings as research support

DoseRank rankings are informational and not medical advice. If you are pregnant, breastfeeding, using medications, or managing a health condition, ask a qualified clinician whether a supplement fits your situation. Stop use and report concerning adverse events to a clinician, the product maker, or the retailer.

Disclosure

Retailer links may be affiliate links. Rankings and placement are not paid placement.

Best Naturals, Black Seed, Cold Pressed Oil, 16 fl oz (473 ml)

$0.28/serving · ★ 4.6 · In stock

60-sec quizView on iHerb