Skip to Content


This page contains information on EFA1N for veterinary use.
The information provided typically includes the following:
  • EFA1N Indications
  • Warnings and cautions for EFA1N
  • Direction and dosage information for EFA1N


This treatment applies to the following species:
Company: Schuyler

GlenHaven™ Therapeutics

Medically Formulated

New Improved Formulation

Formerly A1/N

Nutritional Supplement

Omega 3, Antioxidants

For Dog and Cat Use Only

EFA1N is a nutritional dietary supplement for dogs and cats. Promotes healthy skin and reduces the effects of dry, itchy skin.

Directions For Use

Complete depression of the pump delivers 2 mL of EFA1N. Apply recommended dosage to pet food daily. Refer to chart for recommended amounts based on weight.

EFA1N Caution

If skin irritation develops, stop use and call your veterinarian. Keep out of the reach of children and pets.


Store at controlled room temperature of 50°-70° F (10°-21° C) and out of direct sunlight.

One Pump (2 mL, 2000 mg)


Fish oil

2000 mg


360 mg


240 mg

Vitamin E (Tocopherol)

10 IU

Recommended Daily Dosage:

Animal Weight


1-10 lbs

1/2 pump

11-20 lbs

1 pump

21-40 lbs

2 pumps

41-60 lbs

3 pumps

61-80 lbs

4 pumps

Available through licensed veterinarians only.

Manufactured for: GIenHaven, PO Box 13998, 8000 NE Tillamook St., Portland, OR 97213

Net Contents: 8 FL OZ. (236 mL), 32 FL OZ. (946 mL)

CPN: 13220471

18101 SE 6TH WAY, VANCOUVER, WA, 98683
Telephone:   866-724-8957
Fax:   360-784-6332
Every effort has been made to ensure the accuracy of the EFA1N information published above. However, it remains the responsibility of the readers to familiarize themselves with the product information contained on the US product label or package insert.

Copyright © 2020 Animalytix LLC. Updated: 2020-10-21