Beginner Biomedical Treatment for Autism Spectrum Disorder


By Robert W. Sears, MD

Gluten-free, Casein-free (GFCF) Diet

Do not go onto this diet suddenly. Ease into it over a couple weeks. Otherwise, your child might really freak out and stop eating. It is also helpful to go either casein or gluten free first, then do the other one so you can see which area seems to help your child the most. Then consider if phenols are a problem.


This is a protein present in cow’s milk products. Read labels carefully and get to know what every day foods are okay.

Casein is in cow and goat milk, butter, cheese, yogurt, whey protein, caseinates. See Unacceptable Ingredients listing.

Alternatives include rice, potato or almond milk. See GFCF Ingredients and Substitutions.


This is a protein present in grains. Again, reading labels is crucial.

Includes wheat, oats, barley, rye, semolina, spelt, triticale, kamut. See Unacceptable Ingredients listing.

Alternative grain sources include rice, tapioca, bean flours, lentil, corn.

Additional Dietary Precautions

Here are some basic guidelines to consider:

Suggested Blood Tests

CBC, Chroms & Fragile X, Lead, Iron Profile, Gliadin & Endomyseal antibodies, stool Cx for yeast. See Medical Testing, Common Issues & Treatment Information.


Start each separately, 7 days apart. Start each at 1/4 dose and increase to full dose over 7 days. Then start the next and continue adding new ones every7 days. Write the starting days on a calendar, and write down notes about good and bad reactions. These come as liquids, powders, or capsules. See Ideas To Help Your Child Take Supplements.

Treating Yeast

Nystatin liquid prescription – may help, can take chronically.

Stronger prescription antifungals (Diflucan, Ketoconazole, Itraconazole) really work well.

Natural Yeast fighters to keep yeast away:


Heavy Metal Detox: NDF, EDTA. See Vaccines, Chelation & Autism.