Life Line Pet Nutrition Wild Alaskan Fish Oil for Dogs and Cats 128oz
- Fish Oil
- 1 fl oz
- 1
- 7.7 pounds
- Better rated than 73%
- More reviewed than 62%
A bulk wild Alaskan fish oil for dogs and cats, sensible for larger or multi-pet households working through it steadily.
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How it ranks among the 78 fish oils we track
4.6★ across 1,756 Amazon ratings, Bayesian-smoothed toward the category average.
1,756 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
200+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 78 fish oils we track - how the scorecard works · full fish oils data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
Sold here in the 128 ounce bulk size, Life Line's Wild Alaskan Fish Oil is a liquid omega-3 supplement for dogs and cats, preserved with non-GMO mixed tocopherols rather than synthetic antioxidants.
At 7.7 pounds for the bottle, this is a bulk multi-dog or multi-cat household size rather than a trial bottle, so it suits owners feeding it daily over months. The oil form is added to food rather than given as a capsule, and it is labeled allergen-free. This listing's warranty field lists the product as covered, unlike some pet supplements sold with no warranty at all.
- 128 ounce bulk bottle, salmon and fish flavor
- Non-GMO mixed tocopherols preservation
- Targets dogs and cats
- Ranked #70 in Dog Fish Oil Supplements
Who it's for
Multi-pet households or owners of larger dogs who go through fish oil quickly and want the value of a bulk bottle rather than repurchasing small bottles. Less useful for a single small pet needing only occasional or small doses, where the oil may go rancid before it's used up.
Strengths and trade-offs
Drawn from this product's published specifications.
- Bulk 128 ounce size for long-term daily use
- Preserved with non-GMO mixed tocopherols
- Formulated for both dogs and cats
- Warranty coverage listed on the product
- Large bottle may go rancid before use in a single small pet household
- Oil form requires mixing into food rather than a capsule
Performance notes
Fish oil works cumulatively, supplementing omega-3 intake meal by meal rather than producing an immediate change, so coat and skin benefits typically build over weeks of consistent feeding. The mixed tocopherols slow oxidation of the oil itself once opened, which matters more in a bulk bottle used over a long stretch.
Specifications
| Brand | Life |
|---|---|
| Model | 31128 |
| Dimensions & fit | |
| Item Weight | 7.7 pounds |
| Included components | |
| Unit Count | 1 fl oz |
| Included Components | Wild Alaskan Fish Oil, Non-GMO Natural Mixed Tocopherols |
| Other details | |
| Number Of Items | 1 |
| Asin | B00IPIRHA0 |
| Upc | 852803001452 |
| Manufacturer | Life Line Pet Nutrition |
| Best Sellers Rank | #13,461 in Pet Supplies (See Top 100 in Pet Supplies) #70 in Dog Fish Oil Supplements #74 in Cat Supplements & Vitamins |
| Allergen Information | Allergen-Free |
| Customer Reviews | {'ratings_count': '1,756', 'stars': '4.6'} |
| Item Form | Oil |
| Specific Uses For Product | Coat |
| Flavor | Salmon,Fish |
| Item Type Name | Fish Oil |
| Target Species | Dog, Cat |
| Manufacturer Part Number | 31128 |
| Model Number | 31128 |
How it compares
This product against the closest alternatives we track in fish oils.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Life Line Pet Nutrition Wild Alaskan Fish Oil for Dogs and Cats 128ozThis product | 4.6 / 5 | 1,756 | 4.3 / 5 |
| Natural Dog Company Wild Alaskan Salmon Oil for DogsNatural | 4.6 / 5 | 13,677 | 4.6 / 5 |
| Fish Oil for Dogs, Salmon Pollock Liquid Omega 3, 64 oz | Soft Shiny Glossy Coat, EPA…Fish | 4.6 / 5 | 8,505 | 4.6 / 5 |
| Zesty Paws Wild Alaskan Omega-3 Blend Pollock + Salmon Oil for Dogs and Cats- Skin and…Zesty | 4.5 / 5 | 69,592 | 4.5 / 5 |
| Salmon Oil for Dogs & CatsSalmon | 4.5 / 5 | 29,145 | 4.5 / 5 |
Similar fish oils from other brands
Questions about the Life 31128
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Is this fish oil suitable for both dogs and cats?
Yes, the product targets both species per its listing.
How is the oil preserved?
With non-GMO natural mixed tocopherols rather than synthetic preservatives.
Does this fish oil come with a warranty?
This listing's warranty description lists it as covered, rather than sold without warranty.