Terrasoul Superfoods Organic Golden Flax Seeds, 2 Lbs - Fiber | Protein | Omega Fats

Does flaxseed go bad?

Once opened, how long will flax seeds last in the refrigerator?

Can this product be blended into a vegetable smoothie drink?

It seems 2 (tbl)spoonfulls of seeds grinds to more than 2 (tbl)spoonfulls of "powder". How many tbsp of seeds do you use per day?