Parent Guide

Food Selectivity and Autism : Ontario Parent Guide

Understanding why many autistic children have restricted diets, when to seek help, evidence-based feeding approaches, and how to access services in Ontario.

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Food Selectivity and Autism: Ontario Parent Guide Food selectivity in autistic children is typically not a phase. Do not draw attention to what the child is or is not eating. At every meal, include at least one food you know your child will eat. A child may gag on foods with unexpected texture changes. Smell: Heightened olfactory sensitivity can make certain food odors overwhelming or distressing. Read the guide www.endthewaitontario.com/food-selectivity-autism-ontario

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Food selectivity in autistic children is typically not a phase. A short explainer with music and captions. 39 seconds. Watch it full screen · See all short explainers

Does the Ontario Autism Program cover feeding therapy?

Yes. OAP Core Clinical Services funding can be used for occupational therapy (OT) and speech-language pathology (SLP) that addresses feeding difficulties, as long as the provider is OAP-approved.

Ontario Autism Program (OAP) · Verified 2026-11-03

Who this affects

These challenges are common among the children waiting for services.

Ontario's figures, as of May 2026 (MCCSS FOI via OAC · May 2026).

Registered

91,974

Children registered

Total registered in the Ontario Autism Program

Funded

20,711

Have active funding

22.5% of registered children

Without active agreement

71,263

Without an active funding agreement

An administrative status; it does not confirm current service delivery.

Figures as of May 13, 2026 · MCCSS FOI via OAC · May 2026 · checked November 2026

Show as table
Ontario Autism Program key statistics (MCCSS FOI via OAC · May 2026, as of May 13, 2026)
MetricValue
Children registered91,974
Have active funding20,711
Without an active funding agreement71,263

MCCSS FOI via OAC · May 2026 · Updated 2026-11-03

Understanding Food Selectivity in Autism

Food selectivity in autistic children goes far beyond "picky eating." It is often driven by neurological differences in how the brain processes sensory information, manages routines, and coordinates oral motor function.

Sensory Processing

  • Texture: Aversion to specific textures (mushy, crunchy, mixed). A child may gag on foods with unexpected texture changes.
  • Smell: Heightened olfactory sensitivity can make certain food odors overwhelming or distressing.
  • Color/Appearance: Strong preferences for specific food colors or refusal of foods that "look wrong" (e.g., a different brand of the same cracker).
  • Temperature: Rigid preferences for food temperature; may only eat food at room temperature.

Routine Rigidity

  • Sameness: Need for predictability extends to food. The same brand, same plate, same preparation method.
  • Food rules: Strict internal rules about how foods must be presented (e.g., foods cannot touch each other on the plate).
  • Mealtime rituals: Specific seating, specific utensils, specific order of eating. Changes trigger distress.
  • Brand loyalty: May only accept one specific brand and refuse the identical product in different packaging.

Interoception

  • Hunger signals: Some autistic children have difficulty recognizing hunger and fullness cues, leading to inconsistent eating patterns.
  • GI discomfort: Higher rates of GI issues in autism (constipation, reflux) can create food aversions that the child cannot verbally express.
  • Anxiety: Generalized anxiety can manifest as mealtime anxiety, creating a cycle where stress reduces appetite and food acceptance.

Oral Motor Challenges

  • Chewing: Weak jaw muscles or immature chewing patterns may limit ability to manage certain textures safely.
  • Swallowing: Uncoordinated swallowing can make certain food consistencies feel unsafe, leading to avoidance.
  • Oral sensitivity: Hypersensitivity in the mouth can make brushing teeth and eating certain textures physically uncomfortable.

When to Seek Professional Help

Some food selectivity is expected in autism and may not require intervention. However, these red flags indicate it is time to consult a feeding specialist or pediatrician.

Weight loss or failure to gain weight appropriately

Plot on a growth chart. Falling off the established curve is a concern

Eating fewer than 20 different foods total

Severe restriction increases nutritional deficiency risk significantly

Eliminating entire food groups

No fruits/vegetables, no protein sources, or no grains creates deficiency risk

Signs of nutritional deficiency

Fatigue, pallor, poor wound healing, brittle nails, frequent illness

Gagging or vomiting with new foods that persists

May indicate oral motor issues or severe sensory processing differences

Mealtimes cause significant family distress

Regular meltdowns, prolonged battles, or family meals no longer happening

Food repertoire is shrinking over time

Dropping previously accepted foods without adding new ones (food jagging)

Only eating one brand or preparation of a food

E.g., only one brand of chicken nuggets; if discontinued, child loses that food entirely

EVIDENCE-BASED APPROACHES

Feeding Interventions That Work

These approaches have research support for improving food acceptance in autistic children. They should be delivered or guided by trained professionals.

1

SOS Approach to Feeding (Toomey)

Sequential Oral Sensory approach: systematic desensitization

How It Works

Developed by Dr. Kay Toomey, the SOS Approach follows a hierarchy of desensitization steps. Children progress at their own pace through:

  1. 1
    Tolerating: Food is in the room / on the table
  2. 2
    Interacting: Touching, stirring, playing with food
  3. 3
    Smelling: Bringing food near face and nose
  4. 4
    Touching to lips: Brief mouth contact
  5. 5
    Tasting: Licking, biting, spitting out OK
  6. 6
    Eating: Chewing and swallowing the food

Evidence

  • Addresses sensory, motor, behavioral, learning, medical, and nutritional factors simultaneously
  • Non-aversive: no forced feeding, no withholding food, no negative consequences for refusal
  • Widely available in Ontario through trained OTs and SLPs
Best for: Children with sensory-based food aversions and those who need gradual, low-pressure exposure to new foods.
2

Behavioral Feeding Therapy

Applied behavior analysis principles adapted for feeding

Techniques

  • Positive reinforcement: Rewarding food acceptance with preferred activities or items
  • Shaping: Gradually increasing expectations (touch food, lick, bite, chew)
  • Stimulus fading: Slowly modifying preferred foods toward target foods
  • Antecedent manipulation: Changing meal environment to reduce anxiety and increase willingness

Evidence

  • Strong evidence base for increasing food variety (Sharp et al., 2010, Journal of Applied Behavior Analysis)
  • Most effective for severe food refusal where nutrition is at risk
  • Should be delivered by feeding-specialized BCBAs or behavioral therapists
  • Can be intensive (daily sessions) in severe cases
Best for: Severe food refusal, limited repertoire (fewer than 10 foods), or when nutritional status is compromised.
3

Food Chaining

Building bridges from accepted foods to new foods

How It Works

Food chaining uses the child's currently accepted foods as a starting point and creates a chain of small, systematic changes:

Example chain:
McDonald's fries → Wendy's fries → frozen fries baked at home → sweet potato fries → baked sweet potato pieces

Each step changes only one property (brand, shape, flavor, or texture) while keeping the rest familiar.

Benefits

  • Respects the child's current food preferences as the starting point
  • Low anxiety because changes are incremental
  • Parents can implement at home with professional guidance
  • Works well alongside the SOS Approach
Best for: Children who have a limited but stable food repertoire and families wanting to gradually expand variety at home.
4

Sensory Desensitization Hierarchy

OT-led sensory integration approach for oral defensiveness

Approach

  • Addresses oral sensory processing at the neurological level
  • Oral motor exercises to improve jaw strength, tongue movement, and lip closure
  • Graduated exposure to oral sensory input (vibrating toothbrush, chewy tubes, varied textures outside of meals)
  • May incorporate Wilbarger brushing protocol or other sensory diet elements

When to Consider

  • Child gags with tooth brushing or face washing
  • Oral motor delays are present (drooling, poor chewing)
  • Broad sensory processing differences beyond just food
  • Child avoids textures in all contexts, not just eating
Best for: Children with significant oral sensory defensiveness or oral motor delays affecting their ability to manage food textures safely.

Ontario Feeding Services

Ontario has several pathways to access feeding therapy. Hospital-based clinics are OHIP-funded but have long waitlists. Private providers offer faster access, and OAP budgets can cover costs from approved providers.

Hospital-Based Feeding Clinics

SickKids (Toronto)

  • Multidisciplinary feeding team
  • Pediatrician, OT, SLP, dietitian
  • OHIP-funded with referral
  • Ask the clinic about current waits

Holland Bloorview (Toronto)

  • Specialized feeding programs
  • Intensive feeding day programs
  • OHIP-funded with referral
  • Ask the clinic about current waits

CHEO (Ottawa)

  • Pediatric feeding clinic
  • OT and SLP-led assessment
  • OHIP-funded with referral
  • Ask the clinic about current waits

OT & SLP Roles in Feeding Therapy

Occupational Therapist (OT)

  • Sensory processing assessment and intervention
  • Mealtime environment modifications
  • Oral sensory desensitization
  • Self-feeding skills and adaptive equipment
  • SOS Approach delivery

Speech-Language Pathologist (SLP)

  • Oral motor assessment (chewing, swallowing)
  • Swallowing safety evaluation
  • Texture progression guidance
  • Communication around food preferences
  • Coordination with dietitian on texture-modified diets

OAP Coverage for Feeding Therapy

OT for feeding:
Eligible under OAP Core Clinical Services funding from OAP-approved occupational therapists
SLP for feeding:
Eligible under OAP Core Clinical Services funding from OAP-approved speech-language pathologists
Behavioral feeding therapy:
Eligible from OAP-approved BCBAs or behavior therapists

Note: Dietitian appointments are NOT covered by OAP. However, many hospital-based dietitian consults are OHIP-funded. Ask your pediatrician for a referral.

PRACTICAL STRATEGIES

10 Home Strategies for Mealtimes

These strategies are grounded in the Division of Responsibility model (Ellyn Satter) and the SOS Approach. They can be implemented at home alongside professional feeding therapy.

  1. 1

    Follow the Division of Responsibility

    Parent decides what food is offered, when, and where. The child decides whether to eat and how much. This reduces power struggles and builds the child's internal hunger/fullness regulation.

  2. 2

    Always Include One Accepted Food

    At every meal, include at least one food you know your child will eat. This ensures they do not go hungry and reduces anxiety about the entire meal being unfamiliar.

  3. 3

    Offer New Foods Without Pressure

    Place a small amount of a new food on the plate or in a separate dish. Do not ask the child to try it, touch it, or interact with it. Repeated neutral exposure (15-20 times) increases eventual acceptance.

  4. 4

    Make Mealtimes Predictable

    Consistent times, same seat, same plate/utensils, visual schedule for meal routine. Predictability reduces anxiety, which increases willingness to explore food.

  5. 5

    Involve Your Child in Food Preparation

    Washing vegetables, stirring batter, placing toppings. Interaction with food outside of eating pressure is a key part of desensitization. Not every child is ready for this. Follow their lead.

  6. 6

    Use Food Play Away From Mealtimes

    Sensory bins with dried pasta, painting with sauces, cookie cutters in play dough then with cheese. Separating food interaction from eating removes the pressure to actually consume food.

  7. 7

    Keep Mealtimes Short and Positive

    Aim for 20-30 minutes maximum. End meals on a neutral or positive note, even if the child ate very little. Prolonged mealtimes increase stress and reduce future willingness to sit at the table.

  8. 8

    Eat Together as a Family

    Model eating different foods without commentary. Children learn by observation. Do not draw attention to what the child is or is not eating. Casual positive comments about your own food are fine.

  9. 9

    Use Food Chaining at Home

    Start with an accepted food and make tiny changes over weeks. Change one property at a time (brand, shape, temperature, seasoning). If the child rejects a step, go back to the previous accepted version.

  10. 10

    Document and Celebrate Progress

    Keep a food diary tracking accepted foods, interactions with new foods, and mealtime behaviors. Celebrate non-eating milestones: touching a new food, smelling it, having it on the plate without distress.

Nutritional Support

While you work on expanding food variety, make sure your child is meeting their nutritional needs with their current diet.

Pediatric Dietitian Referral

  • Ask your pediatrician for a referral to a registered dietitian with pediatric and autism experience
  • Hospital-based dietitian consults are OHIP-funded (with physician referral)
  • Dietitian can assess nutritional adequacy of current diet and identify specific deficiency risks
  • Can recommend appropriate supplementation based on blood work results
  • Private dietitians: commonly around $100-$175 for each session (confirm with providers). Some employer insurance plans cover this

Supplementation When Warranted

  • Multivitamin: A children's multivitamin may be recommended as nutritional insurance for severely restricted diets
  • Vitamin D: Common deficiency in Ontario (limited sun exposure). Health Canada recommends 600 IU/day for children
  • Iron: May be low in children who avoid meat. Blood work (ferritin) should guide supplementation
  • Fiber: Often low in restricted diets. Gradual increase with adequate water intake
Important: Do not supplement without professional guidance. Some supplements can be harmful in excess. Blood work should inform supplementation decisions.
FAQ

Frequently Asked Questions

Is picky eating in autistic children just a phase they will grow out of?
Food selectivity in autistic children is typically not a phase. Unlike typical picky eating in toddlers (which usually resolves by age 5-6), autism-related food selectivity often persists into adolescence and adulthood if not addressed. It is driven by sensory processing differences, need for sameness, and sometimes oral motor challenges. Early intervention with a feeding specialist produces the best outcomes.
Does the Ontario Autism Program cover feeding therapy?
Yes. OAP Core Clinical Services funding can be used for occupational therapy and speech-language pathology that addresses feeding difficulties, as long as the provider is OAP-approved. Some families also access feeding services through hospital-based clinics (SickKids, Holland Bloorview, CHEO) which are OHIP-funded but have long waitlists.
Should I force my autistic child to eat foods they refuse?
No. Forcing food creates negative associations and increases anxiety around mealtimes, which typically worsens food selectivity over time. Evidence-based approaches emphasize zero-pressure interactions with food. The goal is gradual exposure through looking, touching, smelling, and eventually tasting, at the child's pace. Forced feeding can also create safety risks if the child has oral motor or swallowing difficulties.
When should I be worried about my child's food selectivity?
Seek professional evaluation if you observe: weight loss or failure to gain weight, eating fewer than 20 different foods, eliminating entire food groups, signs of nutritional deficiency (fatigue, poor wound healing, brittle nails), gagging or vomiting with new foods, or mealtimes that consistently cause significant distress.
What is the SOS Approach to Feeding?
The SOS (Sequential Oral Sensory) Approach was developed by Dr. Kay Toomey. It is a systematic desensitization approach that follows a hierarchy: tolerating food in the room, interacting with food (touching, smelling), tasting, and eventually eating. It addresses sensory, motor, behavioral, learning, medical, and nutritional factors simultaneously. Widely available in Ontario through trained OTs and SLPs.
How do I find a pediatric feeding therapist in Ontario?
Start by asking your pediatrician for a referral to a hospital-based feeding clinic (SickKids, Holland Bloorview, CHEO). For private practice, search the College of Occupational Therapists of Ontario or the College of Audiologists and Speech-Language Pathologists of Ontario. Ask if the therapist is trained in the SOS Approach or other evidence-based feeding protocols. If you have an OAP budget, confirm the provider is OAP-approved.

Find a Feeding Therapist

A feeding specialist (OT or SLP) can assess your child's specific feeding challenges and create an individualized plan. Ask your pediatrician for a referral or search for private providers.

Your child's health

Where the waitlist stands

Families navigating autism services in Ontario face a documented multi-year wait. Here is the Ontario data — and a two-minute way to push back, when you are ready.

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Facts 3
Sources 2

1 in 50

According to the 2019 Canadian Health Survey on Children and Youth, about 1 in 50 children and youth aged 1 to 17 in Canada had an autism diagnosis

Primary source Public Health Agency of Canada (2024) Verified 2024-03-26

WHO recommends accessible, community-based early interventions for children with autism. Timely evidence-based psychosocial interventions improve communication and social engagement

Primary source World Health Organization (2025) Verified 2025-09-17
Open complete source list(2)
Last system verification: 2026-11-03. Next scheduled update: 2027-02-01.

About this page

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Written by Spencer Carroll

Founder & Autism Advocate

Lived experience: Parent of autistic child in the OAP system