Have you received advice from an NHS Dietitian? If not, it would be wise to ask your GP for a referral.
There is such a confusing array of contradictory information and advice about diet out there in internet land. However, especially for people with underlying medical conditions, it is really important to ensure you are receiving advice tailored to your individual clinical needs.
Dietitians are qualified health professionals, registered and regulated by law, who assess, diagnose and treat dietary and nutritional problems at an individual and wider public-health level. Uniquely, dietitians use the most up-to-date public health and scientific research on food, health and disease which they translate into practical guidance to enable people to make appropriate lifestyle and food choices.
Jean Merrilees BSc MRCOT
You can read more of my posts at: https://community.scope.org.uk/categories/ask-an-occupational-therapist
One nutrient that can lessen warfarin's effectiveness is vitamin K. It's important to be consistent in how much vitamin K you get daily. The adequate intake level of vitamin K for adult men is 120 micrograms (mcg). For adult women, it's 90 mcg. While eating small amounts of foods that are rich in vitamin K shouldn't cause a problem, AVOID consuming LARGE amounts of certain foods or drinks, including:
Certain drinks can increase the effect of warfarin, leading to bleeding problems. Avoid or consume only small amounts of these drinks when taking warfarin: