Is a higher dose always better?

No. Dose-fit rewards landing inside the range studied for the outcome — over-dosing (common with melatonin) or under-dosing both lower the score. The goal is the effective dose, not the biggest number.

What does the Value score mean?

The Value score compares a product's price per serving with clinically relevant products ranked for the same outcome. A score of 50 is the typical price; above 50 means better value than typical, while below 50 means the product costs more than typical. It is a 0–100 value signal, not a percentile.

Why is the cheapest product not #1?

Cost is only one input. The cheapest pick here is a citrate form with weaker absorption and a stock-risk flag, so it leads on Value-for-cost but trails on the composite that also weighs evidence, dose fit and availability.

Are these affiliate links?

Retailer links may be affiliate links and DoseRank may earn a commission. Rankings and placement are determined by the scoring model only — never by payment from a brand.

Is this medical advice?

No. DoseRank summarizes evidence to help you choose; it is not a substitute for a clinician, especially if you are pregnant, breastfeeding, on medication, or managing a health condition.

Improve essential fatty acid status

What this outcome means

Essential fatty acid status reflects whether your body has enough of the fats it cannot make on its own but needs to run normally. On DoseRank it maps to a defined health outcome built from human studies on omega-3 index, plasma fatty acid profiles, and the omega-6 to omega-3 ratio – data sourced from open sources and specialized resources. DoseRank is not medical advice.

Who it's for

Low dietary intakeDiets light on oily fish or plant-based fat sources.

Tracking blood levelsPeople monitoring their fatty acid profile through testing.

Life-stage needsPregnancy or aging, when fatty acid demands shift.

Stack buildersAlready taking supplements such as Black Currant Seed Oil and want the dose right.

Evidence level

92Strong

Black Currant Seed Oil – has strong public evidence. DoseRank looks at both evidence quality and formula fit. A DoseFit Score of 71 means this product's ingredient forms and doses are close to what was used in the studies behind this ranking - DoseRank weights each product ingredient.

Best ingredients

Black Currant Seed Oil is the best supported ingredient signal for this outcome.

Dose partly matchedDoseFit 71

Scores reward products dosed inside or above the studied range, not just the right ingredient. Examples: In range: Black Currant Seed Oil 1 g vs 0.5-3 g.

Processed

438

Available

438

Ingredients

Brands

Coverage

100%

How to read the scores

What every metric means

Each score is 0–100. Higher is better for every metric below.

CompositeThe overall DoseRank score — a weighted blend of clinical strength, evidence, dose fit, trust and value.Higher is better

ClinicalHow strongly the formula's ingredients and doses match what clinical studies used for this outcome.Higher is better

EvidenceHow much published human research backs the formula's key ingredients for this outcome — both how many studies exist and how strong they are.Higher is better

ValueHow the price per serving compares with similar products for this outcome — 50 is the typical price, higher means better value for your money.Higher is better

TrustHow well customers rate this product, with extra weight given to ratings backed by a large number of reviews.Higher is better

PopularityHow strongly this product sells compared with the other ranked products for this outcome.Higher is better

This legend covers the scores on this page — for data sources, scoring weights, and limits, read the full methodology →

Not sure which is right for you?

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Get a personal report

A saved, shareable breakdown: your matched products, dose math, interaction flags to discuss with a clinician, and a price-tracked stack you can revisit.

Questions

Frequently asked

Each product gets a composite score blending clinical strength, evidence, dose fit, trust and value. The #1 on the DoseRank tab has the highest composite; the other tabs re-rank the same products by Value, Trust, or Popularity. Placement is never paid.

Improve essential fatty acid status

What this outcome means

Who it's for

Low dietary intakeDiets light on oily fish or plant-based fat sources.

Tracking blood levelsPeople monitoring their fatty acid profile through testing.

Life-stage needsPregnancy or aging, when fatty acid demands shift.

Stack buildersAlready taking supplements such as Black Currant Seed Oil and want the dose right.

Evidence level

92Strong

Best ingredients

Black Currant Seed Oil is the best supported ingredient signal for this outcome.

Dose partly matchedDoseFit 71

Scores reward products dosed inside or above the studied range, not just the right ingredient. Examples: In range: Black Currant Seed Oil 1 g vs 0.5-3 g.

Processed

438

Available

438

Ingredients

Brands

Coverage

100%

Relevant ingredients

Which ingredient types matter for essential fatty acid statusOpen to see which ingredient types matter for essential fatty acid status

280 products across 1 ingredient types — open to filter the ranking.

Use types to filter ranked products

Fatty Acids & Lipids

280 products

Dietary fats including omega-3s and structural lipids. Look at the active EPA/DHA amounts and freshness, since oils oxidize and turn rancid.

Typical: ,

Top decision cards

Best products for essential fatty acid status

Ranking by · Composite outcome score

Best overall — the composite outcome score.

Top pick · DoseRank

Why this ranks #1 for essential fatty acid status

Swanson Vitamins, Black Currant Seed Oil, 500 mg, 180 Softgels

Swanson Vitamins$0.21 / serving4.7 · 402Available now

Also helps with

Skin hydration

Dry eye symptoms

Why this ranks here

Evidence fitBlack Currant Seed Oil is the strongest evidence signal for this outcome.
Dose fitBlack Currant Seed Oil at 1 g lands inside the studied 0.5-3 g window.
Price / serving$0.21 per serving — mid price tier for this outcome.
AvailabilityIn stock across major retailers; 99% availability confidence.
TrustMixed trust signals — ratings are positive but the base is limited.

The numbers

1 gIn rangeinside the studied 0.5-3 g window

Compare top 3 Product data Open at retailer

The rest of the ranking · DoseRank

Top 10 ranked products

Solaray, Black Currant Seed Oil, 600 mg, 90 Softgels

SolarayClinical62Dose fit68Popularity50$0.27/ serving

NOW Foods, Borage Oil, 60 Softgels

NOW FoodsClinical52Dose fit68Popularity84$0.21/ serving

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

Best NaturalsClinical55Dose fit90Popularity30$0.26/ serving

NOW Foods, Super Omega 3-6-9, 180 Softgels

NOW FoodsClinical52Dose fit67Popularity84$0.26/ serving

NOW Foods, Super Omega 3-6-9 Fish Oil, 90 Softgels

NOW FoodsClinical52Dose fit67Popularity84$0.28/ serving

Swanson Vitamins, Borage Oil, 1 g, 60 Softgels

Swanson VitaminsClinical52Dose fit67Popularity76$0.12/ serving

Nature's Way, Borage Oil, 1,300 mg, 60 Softgels

Nature's WayClinical52Dose fit69Popularity68$0.26/ serving

Life Extension, Mega GLA Sesame Lignans, 30 Softgels

Life ExtensionClinical53Dose fit71Popularity84$0.63/ serving

Solgar, Super GLA, 60 Softgels

SolgarClinical52Dose fit69Popularity50$0.30/ serving