I believe in moderation of everything and I also believe it is easy to get caught up in doing and perhaps overdoing one ideal. This has been placed on my heart and I found a great article discussing how The All Natural food movement can become a god. http://awomanswalk.blogspot.com/2012/05/is-your-quest-for-real-food-becoming.html. I think it is a great articles with valid points on how far is too far and how it is important to ask for God's blessing over your food.
For life is more than food, and the body more than clothing.
And he took a cup, and when he had given thanks he gave it to them, and they all drank of it.
Therefore let no one pass judgment on you in questions of food and drink, or with regard to a festival or a new moon or a Sabbath. These are a shadow of the things to come, but the substance belongs to Christ. Let no one disqualify you, insisting on asceticism and worship of angels, going on in detail about visions, puffed up without reason by his sensuous mind, and not holding fast to the Head, from whom the whole body, nourished and knit together through its joints and ligaments, grows with a growth that is from God. If with Christ you died to the elemental spirits of the world, why, as if you were still alive in the world, do you
submit to regulations— ...