How to Choose the Right Seapet Supplement for Your Pet
Updated
Start with two filters: which animal you're buying for (dog, cat, or horse) and what you're trying to support (joints, skin and coat, or general omega-3 intake). Seapet's catalog is organized around those two axes, so matching both narrows the list quickly. From there, the remaining choices are form (powder vs. capsules), formula variant (standard vs. grain-free), and whether one product can serve several pets in the household.
Step 1: Filter by animal
Seapet sells for three species, and the product lines mostly don't overlap:
| Animal | Relevant product lines |
|---|---|
| Dogs and cats (shared) | Super Joint Formula Powder, Super Joint Powder Capsules (each in standard and grain-free), Shark Cartilage Formula Powder, Shark Cartilage Capsules, Sea Kelp Powder, EarthPawz (Doggie Slobber, Smelly Dog, Thirsty Dog) |
| Cats specifically | Omega Pure For Cats |
| Dogs specifically | Omega 3 Fish Oils (Dog) category, including Omega Plus, Omega Fusion, Omega Pure, Omega MAX, Omega MAX+, Cod Liver Oil |
| Horses | Super Joint Formula Powder for Horses, Omega 3 Fish Oil (peppermint flavor) for Horses, Omega 3 Fish Oil Concentrate for Horses |
Two practical notes from this structure. First, the joint and shark cartilage products are labeled for both dogs and cats, so a multi-pet household can often share one container — but the omega-3 line is split, and the cat version (Omega Pure For Cats) is a separate product from the dog oils. Second, the horse line is entirely separate; don't assume a dog joint powder dose translates to horses.
Step 2: Match the health goal to a product family
Seapet's catalog clusters into three goals:
- Joint support — Super Joint Formula (powder or capsules) and Shark Cartilage (powder or capsules). The site also links a Mercer University study on shark cartilage and a "Shark Cartilage Benefits" page under Nutrition Info, which is where to check what the formula is actually positioned to do.
- Skin, coat, and general omega-3 intake — the Omega 3 Fish Oils line. Omega Plus, Omega Fusion, Omega Pure, Omega MAX, Omega MAX+, and Cod Liver Oil are all fish-oil products; the differences are concentration and format rather than a different goal.
- Everyday powders and grooming-adjacent items — Sea Kelp Powder and the EarthPawz line (Doggie Slobber, Smelly Dog, Thirsty Dog), which sit outside the joint/omega framing.
If your goal is joint support, you're choosing within two ingredient families (glucosamine-style joint formula vs. shark cartilage), not across the whole site.
Step 3: Choose powder or capsules
Both Super Joint Formula and Shark Cartilage come in powder and capsule form, and both have a grain-free powder variant. Use this rule of thumb:
- Powder mixes into food and suits picky eaters or large dogs where capsule counts get impractical. It's also the only form offered for horses.
- Capsules give a fixed, pre-measured dose and travel better. Omega Pure is also sold as a 100-count capsule bottle, and Omega MAX Fish Oil comes in 100-count capsules.
- Grain-free matters only if your pet is on a grain-free diet or you're avoiding grain-based carriers — it's a formulation choice, not a strength difference.
Step 4: Check the Nutrition Info pages before buying
The site's Nutrition Info section is the place to verify what you're actually getting: "Essential Fatty Acids EPA & DHA for your Pets," "Omega 3 Fish Oil Analysis," and "Sea Kelp Analysis." For the omega-3 products, EPA and DHA content is the number that distinguishes Omega Pure from Omega MAX and Omega MAX+ — higher-concentration products exist for pets with a larger omega-3 target or for owners who want a smaller serving volume. Read the analysis page for the specific product rather than assuming the pricier bottle is stronger.
Step 5: Account for shipping and multi-pet buying
The site advertises free shipping on orders over $99.00, so if you're stocking a multi-pet household, consolidating into one order is the obvious move. A household with a dog and a cat can share the joint powders and shark cartilage but needs separate omega-3 products (dog oils vs. Omega Pure For Cats). A household with a horse needs the horse-specific joint powder and horse fish oils regardless of what else you buy.
Quick decision path
- Dog or cat with joint concerns → Super Joint Formula or Shark Cartilage, powder if mixing into food, capsules for fixed dosing, grain-free if the diet requires it.
- Dog needing omega-3s → compare Omega Plus, Omega Fusion, Omega Pure, Omega MAX, and Omega MAX+ on the Nutrition Info pages, then pick by EPA/DHA concentration and capsule vs. liquid format.
- Cat needing omega-3s → Omega Pure For Cats.
- Horse → the horse-specific joint powder or horse fish oil (peppermint flavor or concentrate).
- General coat/skin or everyday supplementation → Sea Kelp Powder or the EarthPawz line.
If you're unsure which concentration fits your pet, call the number listed on the site (800-434-8152) or use the contact form; the site also has a wholesale pricing request option if you're buying for a clinic or kennel.