Stage 5 keeps every tolerated food from Stage 4, then adds cooked apple purée, the first raw vegetables, and apple, pineapple or mango in the clear vegetable juice.[1]
Use the six-stage Intro overview to keep this step in sequence.
Help With the Everyday Work of Intro. If you would like more help planning meals and organizing your kitchen routines, my First 30 Days on Intro GAPS: Stages 1–6 course brings the teaching and practical tools together. You can find the course in the WFLI shop catalog.

Cooked Apple Purée
If everything up to this point has been well tolerated, add cooked apple as a purée. Peel and core ripe cooking apples and stew them with a little water until soft. Once cooked, mash in a generous amount of ghee, or duck, pork, or goose fat if ghee hasn’t been introduced yet, using a potato masher. Start from a few spoonfuls a day and watch for any reaction before increasing the amount.[1]
Cooked apple and raw apple are separate introductions. The book’s general sensitivity-test rule says to assess a food in the exact form you plan to eat it; cooked purée does not establish tolerance of raw apple.[2]
That difference showed up clearly in our family. Our almost-2-year-old tolerated homemade applesauce but reacted to fresh apple juice and raw apple. I do not treat the word “apple” as one introduction in our kitchen; I pay attention to the exact form.
Your First Raw Vegetables
Start with the softer parts of lettuce and peeled cucumber, chewed very well. Watch your stool closely here. Diarrhea or constipation after introducing raw vegetables means you’re not ready for this step yet.[1] Start from a small amount and gradually increase if it’s well tolerated.
Once lettuce and cucumber are going well, gradually add other raw vegetables: carrot, tomato (if nightshades are tolerated), onion, and cabbage.[1] Introduce them gradually and keep watching stool and other returning symptoms as the range expands.
Adding Fruit to the Juice
If the carrot, celery, lettuce, and mint juice from Stage 4 is going well, start adding fruit to it: apple, pineapple, or mango. Avoid citrus fruit at this stage.[1] Juiced apple is a different prepared form from cooked apple purée, so observe it separately.[2]
How Raw Food Enters Stage 5
Stage 5 follows the earlier cooked, soft-food stages. The sequence introduces raw vegetables only after the cooked foods and previous additions are established, then tells you to increase them gradually while watching stool.
Chewing Matters More at This Stage
The practical instruction is simple: chew raw vegetables very well and watch your stool. If diarrhea or constipation appears, return to the previous stage and stay longer. Wait a week before trying the new food again.[3][1]
What’s Next
Once the Stage 5 additions are established, Stage 6 adds raw apple, more raw fruit, honey and baking.
Common Questions About GAPS Stage 5
Why Start Raw Vegetables with Lettuce and Cucumber Specifically?
GAPS names the softer parts of lettuce and peeled cucumber as the starting point for raw vegetables at this stage, before moving on to carrot, tomato, onion, and cabbage once those two are well tolerated.[1]
Can I Add Citrus to the Juice at This Stage?
No. GAPS specifically holds citrus fruit back at Stage 5, while allowing apple, pineapple, and mango in the juice.[1]
If Cooked Apple Purée Goes Well, Does That Mean Raw Apple Will Too?
No. GAPS separates cooked apple purée at Stage 5 from raw apple at Stage 6, and its general sensitivity-test rule treats the exact prepared form as the food being assessed.[2]
What Does It Mean If I Get Diarrhea After Introducing Raw Vegetables?
It means your gut isn’t ready for raw vegetables yet. Step back to the foods you were tolerating and wait a week before trying the raw vegetables again.[3][1]
References
- Campbell-McBride, N. Gut and Physiology Syndrome (2020), “GAPS Introduction Diet,” Fifth stage, printed p. 175.
- Campbell-McBride, N. Gut and Physiology Syndrome (2020), “GAPS Introduction Diet,” sensitivity test for the exact prepared food form.
- Campbell-McBride, N. Gut and Physiology Syndrome (2020), “GAPS Introduction Diet,” symptom-return and one-week retry rules, printed pp. 168-169.


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