The GAPS book connects cholesterol with the body’s production of steroid hormones, then discusses stress responses and behavior. It also cites reports of mood and behavior changes during statin treatment. These are related parts of the discussion, but a blood result, a behavioral change and a suspected drug effect are different kinds of evidence.[1]
Cholesterol and Adrenal Hormones
In Gut and Physiology Syndrome, Dr. Natasha Campbell-McBride describes cholesterol made within the body and delivered through the bloodstream as material for steroid-hormone production. The liver and the glands themselves contribute to the supply. Food is part of the picture, rather than the only source.[1]
Adrenaline is not a steroid hormone. The book’s argument is that someone may still produce adrenaline while lacking adequate steroid-hormone support. These are different kinds of adrenal hormones, even though both appear in the same stress-response discussion.[1]
The Behavior Pattern in the GAPS Explanation
Campbell-McBride links what she calls unopposed adrenaline with poor stress tolerance, irritability, argumentativeness and aggressive behavior. She reports clinical observations of people becoming calmer after eating more cholesterol-rich foods. These are the author’s observations and interpretation; they do not identify the cause of an individual person’s behavior.[1]
A person’s distress or anger does not reveal a cholesterol level. Equally, a low result does not establish that someone has the behavior pattern described in the chapter. The adrenal-function guide provides the wider stress-response explanation.
What the Cited Statin Study Examined
The hormone chapter cites Cham, Koslik and Golomb’s case series. Twelve participants or their proxies self-referred after mood or behavior changes associated in time with cholesterol-lowering treatment. The reports included irritability, depression and aggression; some described improvement after stopping a drug and recurrence after restarting it.[2]
The authors discuss possible adverse drug reactions and mechanisms. The observational, self-referred series does not measure how often these effects occur in all statin users or prove the book’s adrenal-hormone mechanism in every case. It does support taking a reported treatment-related change seriously.[2]
What the FAQ Says About Blood Results
One official FAQ answer concerns very low cholesterol despite generous animal-fat intake. Campbell-McBride emphasizes the body’s own production and discusses impaired synthesis, toxic load, source-defined detox practices and raw-fat foods. Another answer, about children whose cholesterol rose on GAPS, interprets the change as resources becoming available for repair.[3]
Those are the author’s answers in their specific contexts. A lipid-panel change does not, by itself, measure tissue repair or identify a toxin. The actual result, medical history and treatment purpose belong together when reviewing it.
The FAQ’s food and detox examples also have their own GAPS contexts. They should not become instructions to add every raw food, juice, bath or sauna at once in response to a number. The food list and the endocrine guide keep those decisions in the wider plan.
If a Change Appears During Treatment
Record the medicine and dose, when it started or changed, what changed in mood or behavior and the timing. Report new concerning changes to the prescriber promptly. Do not stop, restart or change a prescribed statin to test the article’s explanation.
If there is an immediate risk of harm to yourself or someone else, seek urgent help. A routine food diary or an appointment planned for later is not the response to an immediate safety concern.
Food Guidance Without a Lab Target
The cholesterol food-source guide covers the book’s food examples. Cholesterol for hormones and repair explains the biological roles. Neither requires treating the highest possible blood level as the goal.
For a household meal reference, use our Full GAPS meals. A meal plan and a prescribed-medicine decision can stay separate while you keep a clear account of what changed.
For a place to keep treatment dates, observations and follow-up questions, the log fits this topic. The Care Team Log is listed in my printable catalog.
Return to the GAPS hormones and endocrine-health guide for the wider picture and the related guides.
References
- Campbell-McBride, N. Gut and Physiology Syndrome (2020), “Hormones,” “Abnormal adrenal function,” cholesterol production, adrenaline versus steroid hormones, behavior observations and statin discussion.
- Cham S, Koslik HJ, Golomb BA. Mood, Personality, and Behavior Changes During Treatment with Statins: A Case Series. Drug Safety – Case Reports. 2016;3:1. Published online December 29, 2015; listed as reference 23 in the book’s “Hormones” bibliography.
- Campbell-McBride, N. Official GAPS FAQs, Fats, heart disease, cholesterol, questions 5–6, low and rising blood cholesterol answers.


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