DHA
Description
Docosahexaenoic acid (DHA) is a long-chain polyunsaturated omega-3 fatty acid, serving as a critical structural component of cell membranes. It is particularly abundant in the brain, retina, and testes, and is essential for the proper development and functioning of the brain and eyes throughout all stages of life, from infancy to old age. As a prominent omega-3 fatty acid, DHA is renowned for its potent anti-inflammatory properties, which can help mitigate chronic inflammation, a factor in numerous health conditions. It also plays a significant role in supporting cardiovascular health by contributing to healthy blood pressure and triglyceride levels, and by improving overall endothelial function. DHA is primarily obtained through dietary sources such as fatty fish, or from supplements containing fish oil or algal oil, making it accessible for various dietary preferences. While the body can synthesize some DHA from alpha-linolenic acid (ALA), this conversion is often inefficient, underscoring the importance of direct intake for maintaining optimal levels.
Sources
Fatty fish (salmon, mackerel, tuna, sardines)AlgaeFish oilAlgal oilSome fortified foods (e.g., eggs, milk)
Safety & Toxicity
Interactions
Positive Interactions
EPA (Eicosapentaenoic Acid)
DHA and EPA are synergistic omega-3 fatty acids, often co-administered to provide comprehensive benefits for cardiovascular health, inflammation reduction, and brain function.
Vitamin E
Vitamin E, an antioxidant, can help protect DHA and other omega-3 fatty acids from oxidation, preserving their stability and efficacy in the body.
Vitamin A
Both DHA and Vitamin A are crucial for eye health; their combined intake can support optimal vision and retinal function.
Coenzyme Q-10
DHA and CoQ10 both support cardiovascular health and cellular energy production; their combination may offer enhanced benefits for heart and mitochondrial function.
Lycopene
Lycopene, an antioxidant, can help protect DHA from oxidative damage, contributing to its stability and effectiveness in supporting cellular health.
Recommended products
Value 
Ultra Strength One-per-Day RxOmega-3 with Vitamin D3 25 mcg (1000IU)
Natural Factors
DHA: 600 mg
A convenient one-per-day softgel providing a high dose of DHA Omega-3s paired with Vitamin D3, tailored for cognitive and bone health support.
Value 
DHA 700 Pharmaceutical Grade Fish Oil 1000 mg
California Gold Nutrition
DHA: 700 mg
A top-tier fish oil supplement offering a high 700mg DHA per softgel at an excellent price, providing outstanding value and potency.
Best 
Max High Concentrate Omega-3 Fish Oil 2400 mg Citrus Burst
Coromega
DHA: 850 mg
A highly potent, flavorful liquid Omega-3 squeeze shot, packed with EPA, DHA, Vitamin D3, and Vitamin C for comprehensive, convenient daily health support.
Value 
Ultra Omegas DHA/EPA
Country Life
DHA: 500 mg
This is a straightforward fish oil supplement offering a good amount of DHA along with some EPA, suitable for general cognitive and vision support.
Best 
Wild Alaskan Fish Oil Peak Omega-3 Liquid Natural Lemon Flavor
Wiley's Finest
DHA: 850 mg
This liquid fish oil provides a very high dose of EPA and DHA in a natural lemon flavor, ideal for those seeking strong omega-3 support and preferring a non-capsule format.
Budget 
RxOmega-3
Natural Factors
DHA: 400 mg
A larger pack of RxOmega-3 provides 600mg DHA from fish oil per serving in softgel form, offering improved value for regular use.
Budget 
RxOmega-3
Natural Factors
DHA: 400 mg
The largest RxOmega-3 pack offers 600mg DHA from fish oil in softgel form, providing outstanding long-term value.
Best 
Natural Omega-3 Brain Formula
Bluebonnet
DHA: 860 mg
This softgel provides a high DHA content (860mg) per serving, well-suited for individuals seeking to support brain health and vision in a convenient form.
Best 
Omega-3 2400 mg
Gaspari Nutrition
DHA: 720 mg
This softgel delivers a very high and balanced 960mg EPA and 720mg DHA per serving, making it a powerful option for broad omega-3 benefits.
Value 
Ultra Strength One-per-Day RxOmega-3
Natural Factors
DHA: 600 mg
This daily fish oil supplement provides a potent, DHA-focused Omega-3 dose from small fish in a convenient softgel, aiming to support general health and cognitive functions.
Best 
Wild Alaskan Fish Oil Summit DHA Natural Lime Flavor
Wiley's Finest
DHA: 2140 mg
This liquid fish oil delivers an exceptionally high 2140mg DHA per serving in a natural lime flavor, ideal for robust brain and vision support.
Best 
Pure Arctic Cod Liver Oil Natural Strawberry Flavor
ChildLife Essentials
DHA: 1100 mg
A highly concentrated, strawberry-flavored liquid cod liver oil delivering massive doses of DHA and EPA, plus natural vitamins A, D, and E, making it great for comprehensive family health support.
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Fish Oil 1250 mg
Evlution Nutrition
DHA: 300 mg
This fish oil supplement from Evlution Nutrition offers a robust 900 mg of omega-3s per softgel, with strong EPA and DHA content, all at a very affordable price point.
Value 
Max DHA
Jarrow Formulas
DHA: 600 mg
An excellent value fish oil supplement offering a high 600mg DHA per serving in a convenient softgel form.
Best 
Omega-3
Solgar
DHA: 756 mg
This softgel offers an exceptionally high and balanced 1008mg EPA and 756mg DHA per serving, providing robust and comprehensive omega-3 support.
Best 
Omega JYM
JYM Supplement Science
DHA: 750 mg
This softgel provides a powerful, balanced dose of EPA (750mg), DHA (750mg), and DPA, offering comprehensive omega-3 benefits for active individuals.
Best 
OmegaGenics EPA 1200 Natural Lemon-Lime Flavor
Metagenics
DHA: 1200 mg
An extremely high-potency DHA supplement, offering 1200mg DHA per softgel, suitable for those requiring significant daily intake.
Best 
Max High Concentrate Omega-3 Fish Oil 2400 mg Coconut Bliss
Coromega
DHA: 850 mg
A very potent coconut-flavored liquid Omega-3 squeeze shot, rich in EPA, DHA, Vitamin D3, and Vitamin C, offering a delightful and comprehensive daily health solution.
Value 
Triple Strength Omega-3
InnovixLabs
DHA: 360 mg
This "Triple Strength" omega-3 supplement offers a highly concentrated and potent dose of EPA and DHA per capsule at an exceptionally low price, supporting comprehensive health goals.
Product stats
Price per product
Average$33.89
Median$28.50
Price per serving
Average$0.61
Median$0.52
Price per 100 mg
Average$0.16
Median$0.13
Price distribution
Price per serving distribution
Price per 100 mg
Reference amount: 100 mg
Forms
Paired ingredients
Ingredient forms