The GAPS Top Ten Lists for Immune Support

The expanded Gut and Psychology Syndrome book gives two Top Ten lists: influences it describes as strengthening immunity and influences it describes as weakening it. They cover food and everyday surroundings. This page keeps all twenty items in the expanded edition’s order, then shows how to use them without turning them into twenty new daily chores.^[1][2]

The 2004 English list is slightly different: it starts with cold-pressed oils and fresh eggs, and places activity before swimming. The expanded 2015 edition combines animal fats and cholesterol-rich foods first, puts oils second, and places swimming eighth. The lists below follow that expanded edition.^[1][2][3]

The Top Ten for a Stronger Immune System

1. Fresh Animal Fats and Cholesterol-Rich Foods

The expanded book names fresh animal fats from meat and dairy, and cholesterol-rich foods, particularly raw egg yolk. Choose a form already introduced on your current food route.^[1]

2. Cold-Pressed Oils

Olive oil, fish oils, and nut and seed oils are the named examples. Keep the book’s cold-pressed wording when checking the oil you are using.^[1]

3. Onions and Garlic

Both are named. In practical meal planning, these may already be part of a soup or stew. Use the preparation appropriate to your current stage.^[1]

4. Fresh-Pressed Vegetable and Fruit Juices

The list specifies freshly pressed juices. The newer book separately advises against raw vegetable and fruit juices during an active infection, so this general list should be read with that exception.^[1][4]

5. Regular Greens

The examples include parsley, dill, cilantro, spring onion, and garlic greens. Think about which of those fit the meals and food forms you already use.^[1]

6. Probiotic Supplements and Fermented Foods

Both appear in this item. The list is not a dose schedule; the fuller protocol gives the gradual introduction and food-tolerance context.^[1]

7. Contact With Animals

The book names horses and dogs and describes a family pet as potentially helpful for children’s immune status. This is the animal-contact item, separate from the food choices above.^[1]

8. Swimming in Clean, Natural Water

The expanded edition places swimming eighth and names clean lakes, rivers, and the sea. It is one environmental example, not a requirement to fit swimming into every day.^[1]

9. Movement in Fresh Air

Outdoor physical activity is ninth in the expanded list. A familiar walk or time moving outside makes this item easier to picture in an ordinary week.^[1]

10. Sensible Sunlight Exposure

The list names sunlight and sensible sunbathing. It does not give a single duration that applies to every person or setting.^[1]

The Top Ten for a Weaker Immune System

1. Sugar and Foods Containing It

The examples are sweets, soft drinks, confectionery, and ice cream.^[2]

2. Processed Carbohydrates

The list includes cakes, cookies, chips, snack foods, breakfast cereals, white bread, and pasta.^[2]

3. Chemically Altered and Artificial Fats

The examples include margarine, butter substitutes, cooking and vegetable oils, and processed foods made with these fats. The same appendix separately names cold-pressed oils in its strengthening list.^[2]

4. Too Little Quality Protein

The named protein sources are meat, fish, eggs, dairy products, nuts, and seeds. Their place in an individual menu still follows the relevant GAPS food route.^[2]

5. Exposure to Manufactured Chemicals

The book lists cleaning and washing products, personal care products, paints, flame retardants, petrochemicals, and pesticides.^[2]

6. Exposure to Artificial Radiation

Its examples include electronic screens, mobile phones, high-voltage power lines, nuclear stations, and radioactive waste. These are the examples in the source list.^[2]

7. Pharmaceuticals

Antibiotics, steroids, antidepressants, painkillers, anticancer medicines, and antiviral drugs are named. The newer book also explicitly calls antibiotics lifesaving in some acute infections. The two source passages need to remain together.^[2][5]

8. Too Little Fresh Air and Movement

This is the counterpart to outdoor physical activity on the first list.^[2]

9. Too Little Sunlight

The source gives lack of sunlight its own item, separate from fresh air and activity.^[2]

10. Too Little Contact With Environmental Microbes

The appendix connects an overly sterile environment with reduced microbial stimulation of immunity. Its focus is contact with common environmental organisms.^[2]

Use the Lists With Your Current GAPS Route

A food appearing in a general list does not give it an earlier Intro stage. Keep your current food forms and tolerance in view. The Stage 1 guide and Full GAPS guide help you separate the overall pattern from what goes on a particular plate.

Choose One Practical Change

Start with a meal or household habit you can actually see. Look at the cooking fat in one familiar meal, the protein food you serve with it, or a regular opportunity to be outside. You do not need to buy a new product for every item on the page.

Write down one food choice and one household habit you want to make easier this week. For example, you might use an already-tolerated homemade cooking fat and pair a short walk with an outing you already make. These are planning examples, not a promise of a measurable immune change by next week.

Frequently Asked Questions

Do I Have to Complete All Ten Items Every Day?

The appendix lists influences; it does not give a ten-item daily scoring system. Swimming, food preparation, and outdoor movement will fit different households differently. Use it to notice a practical gap rather than to score your family.

Why Are There Two Versions of the Strengthening List?

They are printed differently in the supplied editions. The older English edition names cold-pressed oils first and eggs second; the expanded German edition names animal fats and cholesterol-rich foods first, then oils. The activity/swimming order also differs. This page identifies which edition it follows.^[1][3]

Does the Medication Item Mean Antibiotics Are Never Needed?

No. The 2020 book calls antibiotics lifesaving in acute infections and separately critiques prolonged use in chronic illness. Read that distinction in the antibiotic-class guide alongside the appendix’s list.^[5]

Your Next Step

Use the food guide for the kitchen details and the nature and microbe guide for the environmental discussion. My GAPS Lifestyle course is listed in the WFLI shop for the household side of the protocol.

References

1. Campbell-McBride, N. Gut and Psychology Syndrome, expanded second German edition (2015), Part Three, “Die Top Ten für die Stärkung des Immunsystems.”
2. Campbell-McBride, N. Gut and Psychology Syndrome, expanded second German edition (2015), Part Three, “Die Top Ten für die Schwächung des Immunsystems.”
3. Campbell-McBride, N. Gut and Psychology Syndrome, supplied English edition (2004), “Top Ten Influences, Which Boost Immunity” and “Top Ten Influences, Which Damage Immunity,” PDF pages 223–224.
4. Campbell-McBride, N. Gut and Physiology Syndrome (2020), “Feed your immune system well!”, juice and active-infection exception.
5. Campbell-McBride, N. Gut and Physiology Syndrome (2020), A–Z, “Lyme disease, MSIDS (Multiple Systemic Infectious Diseases Syndrome) and other chronic infections,” acute lifesaving antibiotic use.