Port of Subs Seed Oil Report Card
Based on our menu research, Port of Subs cooks with: soybean (mayo, oil dressing). Across the 68 menu items we analyzed, it averages 5.7g estimated PUFA per item, earning a seed-oil grade of B (Medium Risk).
Safest Orders at Port of Subs
| Soft Drink (22oz) | 0.0g PUFA |
| Fountain Drink | 0.0g PUFA |
| Bottled Water | 0.0g PUFA |
| Garden Salad | 2.0g PUFA |
| Spinach Salad | 2.0g PUFA |
What to Avoid at Port of Subs
| #5 Italian (Whole 16") | 18.0g PUFA |
| #1 Roast Beef (Whole 16") | 14.0g PUFA |
| #2 Turkey Breast (Whole 16") | 12.0g PUFA |
| #10 Seafood & Crab (8") | 10.0g PUFA |
| #4 Tuna (8") | 9.0g PUFA |
Frequently asked
Does Port of Subs use seed oils?
Based on our menu research, Port of Subs cooks with: soybean (mayo, oil dressing). Across the 68 menu items we analyzed, it averages 5.7g estimated PUFA per item, earning a seed-oil grade of B (Medium Risk).
What oil does Port of Subs cook with?
Our research indicates: soybean (mayo, oil dressing). Preparation can vary by location, so treat PUFA numbers as estimates.
Does Port of Subs use beef tallow?
No. Our research indicates Port of Subs cooks with soybean (mayo, oil dressing), not beef tallow. For chains that fry in tallow or other real fats, see Tallow Watch.
Is Port of Subs seed oil free?
No. Our research indicates Port of Subs cooks with soybean (mayo, oil dressing), which includes seed oils. See the lower-PUFA orders above for the cleanest picks.
What is the safest thing to order at Port of Subs?
Soft Drink (22oz) is the lowest-PUFA item we analyzed at Port of Subs, at an estimated 0.0g PUFA. See the Safest Orders list on this page for more options.
What should I avoid at Port of Subs?
#5 Italian (Whole 16") is the highest-PUFA item we analyzed at Port of Subs, at an estimated 18.0g PUFA. Fried items and creamy, mayo-based sauces are usually the heaviest.
What are seed oils?
Seed oils — canola, soybean, sunflower, corn, and similar vegetable oils — are extracted from seeds using high heat and chemical solvents. They are very high in polyunsaturated fats (PUFAs), which are unstable at cooking temperatures and can oxidize easily. Many health-conscious eaters choose to minimize seed oils and prefer foods cooked in beef tallow, butter, coconut oil, or olive oil instead. This page shows estimated PUFA grams per menu item to help you make more informed choices. These are estimates — actual values vary by preparation and location. Curious why people avoid them? Read the evidence.
Compare other chains
Pollo Tropical · Ponderosa Steakhouse · Popeyes · Portillo's · Postino WineCafe · Potbelly
See where Port of Subs lands on the full Seed Oil Index, or check which chains cook in real fats on Tallow Watch.