Cat · Felis catus · typical adult weight 2.50–7.00 kg
Omega-3 Fatty Acids is dosed at 40–75 mg/kg PO q24h in cats, per Plumb's Veterinary Drug Handbook, 9th Ed. Omega-3 Fatty Acids is used in cats for CKD, skin disease (anti-inflammatory), Anti-inflammatory (skin, renal support). Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 2 cited dose rules for Omega-3 Fatty Acids in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Welactin, Dermaquin, Free Form Omega-3, Fish Oil (EPA/DHA)
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 40–75 mg/kg | q24h | Long-term | CKD, skin disease (anti-inflammatory) | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
| PO | 30–75 mg/kg EPA+DHA | q24h with food | Long-term daily supplementation |
| Anti-inflammatory (skin, renal support) |
| Moderate |
| Bauer JE. Therapeutic use of fish oils in companion animals. Javma-Journal of the American Veterinary Medical Association. 2011;239(11):1441-1451. doi:10.2460/javma.239.11.1441 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.530 (2026-08-01). |
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These ranges are per kg. Enter your cat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
EPA and DHA compete with arachidonic acid as substrate for cyclooxygenase and lipoxygenase, producing less inflammatory eicosanoids. Anti-inflammatory and membrane-stabilizing effects.
Used for inflammatory conditions (skin disease, arthritis, CKD, cardiac disease). Very safe. May cause GI upset at high doses. Marine-sourced preferred over plant (flaxseed).
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Omega-3 Fatty Acids dose ranges in cats, with cited source references: PO 40–75 mg/kg q24h; PO 30–75 mg/kg EPA+DHA q24h with food. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Omega-3 Fatty Acids in cats: PO.
Cited course lengths for Omega-3 Fatty Acids in cats include: Long-term; Long-term daily supplementation. Duration depends on the indication — match it to the specific dose rule in the table above.
Omega-3 Fatty Acids is indicated in cats for: CKD, skin disease (anti-inflammatory), Anti-inflammatory (skin, renal support).
These are general warnings for Omega-3 Fatty Acids across species; consult the cat dosing table above for species-specific guidance. Used for inflammatory conditions (skin disease, arthritis, CKD, cardiac disease). Very safe. May cause GI upset at high doses. Marine-sourced preferred over plant (flaxseed).
Why a species-specific page? Omega-3 Fatty Acids pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cats — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.