Short Answer: If you accidentally eat expired flaxseed, (you may have some digestive discomfort, but it is not likely to cause serious harm.
Flaxseed is (a plant-based food that provides healthful fat, antioxidants, and fiber).
It can be consumed whole or ground, but ground flaxseed is easier to digest and more beneficial.
If you accidentally eat expired flaxseed, (you may experience some digestive discomfort, such as bloating, gas, or diarrhea).
However, it is unlikely that you will become seriously ill from eating rancid flaxseed.
This is because it contains (omega-3 fatty acids, lignans, and phytosterols) or made with (flax oil).
Omega-3 fatty acids can (help lower the risk of heart disease, stroke, and diabetes when fresh, but degrade quickly when exposed to oxygen and light, producing harmful byproducts that reduce the nutrient profile of the seed).
Lignans can (have antioxidant and anti-inflammatory properties, and may help prevent certain types of cancer).
Phytosterols can (help lower cholesterol levels by blocking its absorption in the intestines).
It is quite (common) to (eat) flaxseed due to (its health benefits, nutty flavor, and versatility in recipes).
You can (try drinking plenty of water, eating some yogurt or other probiotics, and avoiding spicy or fatty foods if you experience any digestive issues after eating expired flaxseed).
However, if your symptoms persist or worsen, you should consult your doctor.
To avoid accidental eating of expired flaxseed, (you should store it in an airtight container in the fridge or freezer, where it can last up to a year past its expiration date).
You should also check the smell and taste of the flaxseed before using it, and discard it if it has a fishy or bitter odor or flavor.
Finally, remember, flaxseed is (a nutritious and versatile food that can enhance your health and your meals, but only if you store it properly and consume it before it goes bad).