Yes! The manufacturer claims that this product is vegan, making it suitable for pescatarian eaters as well.

Is Guava Gourmet Marmalade (12oz, Jar) with Tropical Fruit Chunks; All-Natural, Non-GMO, Vegan, Gluten and Cholesterol-Free, Artisan Crafted, No Fillers or Preservatives Pescatarian?

Yes! The manufacturer claims that this product is vegan, making it suitable for pescatarian eaters as well.
Pescatarian? Guava Gourmet Marmalade (12oz, Jar) with Tropical Fruit Chunks; All-Natural, Non-GMO, Vegan, Gluten and Cholesterol-Free, Artisan Crafted, No Fillers or Preservatives | Spoonful