The lutein-free diet requires you to avoid all sources of lutein, a carotenoid found in green leafy vegetables such as spinach and kale.
Sara's diet is a lutein-free, soy-protein free and casein/gluten-restricted diet which also restricts or removes some artificial additives.
This glossary is designed to explain some of the jargon and gobbledygook used by some people when they talk about autism or research..
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The fact that an intervention is listed in this glossary does not necessarily mean that we agree with its use. Nor does it necessarily mean that there is any scientifically valid or reliable evidence behind it.