Proactive Breast Health
+Lithe Essentials for Proactive Breast Health
An Integrative and Functional Medicine Approach to Breast Cancer Prevention
Breast health is best supported by a holistic approach that considers the body as a whole.
A proactive approach to breast health recognizes that it is not one-size-fits-all.
Breast health is about more than screening alone.
Your breast density, family history, hormones and their metabolism, lifestyle, and personal risk factors all influence how we approach prevention and early detection.
Breast cancer is currently the most common cancer diagnosed in women.
Despite decades of research and major funding, new cases continue to rise, especially among younger women.
Young women today face a markedly different set of daily exposures than earlier generations.
Processed foods, plastics, cosmetics, seed oils, and pesticides introduce compounds that can influence oestrogen activity, while chronic stress often impairs thyroid function and slows metabolism.
These influences together tend to favour higher oestrogen effects and reduce the balancing role of progesterone and normal thyroid activity.
HORMONES RULE BREAST HEALTH
The breasts are highly sensitive to hormonal changes.
The health of the breast depends on the ratio of oestrogen to progesterone.
Progesterone has protective effects against cancer, while estrogen can promote cellular proliferation, stimulate tissue growth, increase inflammation, and contribute to DNA damage.
When estrogen levels are elevated and not adequately balanced by progesterone, this hormonal imbalance may increase the risk of breast cancer.
Nowadays, progesterone levels in many young women may be relatively low compared with oestrogen levels, a pattern we frequently observe in our LITHE clinical practice.
Perimenopause and menopause bring hormonal changes, while ageing and cumulative lifetime exposure to oestrogen may also influence breast cancer risk.
BREAST DENSITY: What You Should Know
High breast density us a risk for breast cancer.
High breast density is an independent risk factor for breast cancer and can make abnormalities harder to see on a mammogram.
It is influenced by oestrogen and other hormones, which increase glandular and connective tissue.
If you have oestrogen dominance tendencies, you are more likely to have higher breast density. (symptoms + running Comprehensive hormone testing)
Density is common before menopause but becomes more concerning if it persists afterward.
If you have dense breasts, discuss your overall hormonal health and screening options with your clinician for a personalized plan.
How to Assess it?
RADIATION-FREE BREAST-SCREENIG OPTIONS
Radiation-free breast screening options exist beyond mammography.
QT Imaging uses sound waves to produce detailed 3D images of breast tissue and density without radiation or compression.
Breast ultrasound relies on sound waves to evaluate dense tissue and distinguish solid masses from cysts, avoiding ionizing radiation.
Thermography does not assess density but tracks surface heat and blood flow patterns that may reflect increased vascularity, which can relate to tumours, injury, or higher local oestrogen levels.
No single method captures everything, so screening should be tailored to age, density, symptoms, hormones, history, and risk.
Other Advanced Functional Testing
DUTCH Plus or Hormone Zoomer provide a detailed map of oestrogen metabolites, progesterone balance, cortisol rhythms, and adrenal function, helping identify patterns that may elevate breast cancer risk and guide targeted prevention strategies.
HORMONAL THERAPY & BREAST CANCER
Progesterone (bioidentical) may inhibit oestrogen-driven tumour growth by altering oestrogen signalling and enhancing the effects of endocrine therapy.
Conventional HRT often contains synthetic progestins, some of which may produce oestrogen-like effects at the cellular level.
BHRT may contain bioidentical micronised progesterone, which is chemically identical to the progesterone naturally produced by the body.
Its safety and effects depend on individual factors and the treatment regimen.
Natural progesterone and synthetic progestins can affect the body differently and may have different effects on breast cancer risk.
At Lithe Health Clinic we believe that successful hormone therapy is about more than simply prescribing hormones; the body must also be able to absorb, utilise, regulate, and safely eliminate them. Safety is central to personalised care.
For this reason, BHRT is not appropriate for everyone.
Oral contraceptives (birth control pills) and oestrogen-only HRT can carry a risk of breast cancer.
Lithe Essentials for Proactive Breast Health
• Monitor Pg/E2 ratio (progesterone-to-oestrogen balance)
• Comprehensive hormone and adrenal testing (DUTCH or Hormone Zoomer)
• Monthly breast self-examination
• Radiation-free breast screening; know your breast density
• Optimal vitamin D levels (80-100 ng/mL)
• Know your family history; genes influence but do not define health (epigenetics matters)
• Minimise endocrine disruptors (avoid toxic personal care products, pesticides and BPA)
• Support oestrogen metabolism: 2 tbsp ground flaxseed daily, cruciferous vegetables, rosemary, rocket
• Nutrient-dense foods daily for hormonal & mitochondrial health and apoptosis
• Daily HPA axis balance: reset stress response and stabilise cortisol
• Circadian rhythm support: morning light and restorative sleep
• Meaningful human connections for emotional resilience.
• Daily movement for lymphatic flow (regular walks)
• Hydration
• Gut and liver health (microbiome diversity and lining integrity)
• Metabolic flexibility (HbA1c, insulin resistance)
• Optimal thyroid function
• Methylation status (homocysteine marker)
• Inflammation (hs-CRP) and iron status
• Mindful use of BHRT only if appropriate, under healthcare provider supervision
BOOKS
The Cancer Revolution by MD Leigh Connealy an Integrative and Functional medicine Cancer Physician
The Smart Woman’s Guide to Breast Cancer by Dr. Jenn Simmons is an Integrative Oncologist, Breast Surgeon
Ref.
https://www.imsociety.org/2019/02/25/micronized-progesterone-and-breast-cancer-risk/
doi: 10.1530/JME-14-0252
doi: 10.1210/endrev/bnz001
doi: 10.1016/j.molmet.2019.08.021
DOI: 10.1177/153537020623100201
doi: 10.1634/theoncologist.2011-0278
doi: 10.1155/2015/760689
doi: 10.1210/er.2009-0002
https://connealymd.com/why-millions-of-women-have-dense-breasts-and-what-that-actually-means/
https://www.ejcancer.com/article/S0959-8049(26)00161-9/abstract