Fish oil and zinc

Yes — fish oil and zinc are commonly taken together, and there's no documented interaction between them. Fish oil supplies EPA and DHA, two omega-3 fatty acids; zinc is an essential trace mineral with its own separate role in the body. Taking them together, apart, or at different times of day hasn't been shown to change what either one does.

Why they're often paired, and what each actually is

Fish oil and zinc show up together in a lot of daily supplement routines and multi-nutrient stacks — some searches combine them with magnesium, vitamin D or iron in the same daily lineup — simply because all are common, general-purpose supplements, not because a trial has tested the combination against either one alone. Fish oil is a source of two long-chain omega-3 fatty acids; our softgel supplies 180 mg of EPA and 120 mg of DHA from 1,000 mg of fish oil concentrate. Zinc is a trace mineral involved in normal immune function, protein synthesis and taste perception — a completely different nutrient category from an oil-based fatty acid supplement.

Does fish oil contain zinc?

No. Fish oil concentrate is a source of fat-soluble omega-3s, not minerals. Our panel lists fish oil concentrate, EPA, DHA and vitamin E — no zinc, and no other minerals. If you want zinc, it has to come from a separate source: food, or a zinc-specific supplement. See zinc foods for food sources.

What actually matters if you're taking both

• Timing. Fish oil is commonly taken with meals, which can reduce the fishy aftertaste some people notice. Zinc taken on an empty stomach can cause nausea in some people, so it's also often taken with food — for a different reason. Taking both with a meal covers each concern without any special coordination needed.
• Dose independence. The amount of zinc you take doesn't change how much EPA or DHA you absorb from fish oil, or the reverse. Read each label on its own terms — see zinc dosage for zinc specifically.
• Checking for overlap. If you're taking a multivitamin or a combination immune-support product, check whether it already includes zinc or omega-3s before adding a separate bottle of either.

Questions people ask

Can you take fish oil and zinc together?

Yes. There's no documented interaction between fish oil and zinc at typical supplement doses, and no evidence that taking them together changes what either one does.

Does fish oil have zinc in it?

No. Fish oil concentrate is fat and omega-3 fatty acids; it doesn't contain zinc or other minerals unless a brand specifically adds them, which ours does not.

Is there a supplement with omega-3, zinc and magnesium together?

Combined multi-nutrient products exist on the market, but we don't sell one — our Omega-3 softgel is fish oil concentrate only. If you want all three, that currently means separate products or checking a specific combined product's own label for the amount of each.

Should I take fish oil and zinc at the same time or separately?

Either works — there's no research showing a benefit to combining or separating them. Following each product's own directions is the only timing guidance that's actually been established for either one.

Our product

Electric Tiger Omega-3 is fish oil concentrate only: 1,000 mg per softgel, providing 180 mg of EPA and 120 mg of DHA, one softgel twice daily. No added zinc or other minerals. Full panel here.

Sources

• Flock MR, et al. Determinants of erythrocyte omega-3 fatty acid content in response to fish oil supplementation. PMID 24252845.
• NIH Office of Dietary Supplements, Zinc fact sheet.
• Electric Tiger Omega-3 Supplement Facts: product page.

Related reading: fish oil and magnesium, how much zinc should you take a day, and fish oil and vitamin D.