IV Therapy Toronto: What Most People Don’t Realize About Hydration

What do you think of when you hear about hydration? For many people, drinking water might come to mind. But functional IV therapists in Toronto have an outlook on hydration that goes beyond ‘eight glasses a day’! 

Your hydration can disclose surprising things about your absorption, use and regulation of fluids. In fact, “Water’s importance for prevention of nutrition-related noncommunicable diseases has emerged more recently because of the shift toward large proportions of fluids coming from caloric beverages,” confirms a Nutrition Reviews article. 

In this post from our IV therapy Toronto clinic, we share surprising views on hydration and how an individualized approach can enhance your fluid intake.  

Surprising Insights on Hydration

FACT: Dehydration can manifest as unique symptoms

Dehydration can masquerade as other symptoms. Next to having dry mouth and thirst, dehydration can appear as: 

• Fatigue or afternoon energy ‘crashes’
• Headaches and migraines
• Sugar or salt cravings
• Mood swings
• Constipation
• Concentration difficulties
• Tight muscles

“Even mild dehydration – as little as 2% fluid loss – can effect memory, mood, concentration, and reaction time.”

– National Council on Aging

Water has a role in nearly every physiological function, including digestion, hormonal health, detoxification, and cognitive performances – this is why dehydration symptoms can vary. And when hydration dips, the body may compensate in subtle ways.

FACT: Your fluid intake changes everyday

Your need for fluids shifts with stress, hormonal imbalances, lack of sleep, and even body temperature. For instance, on days you experience high stress in the workplace, cortisol levels might heighten and increase fluid turnover; then, you end up losing more water and electrolytes. Another example is perimenopause – hormonal fluctuations can alter fluid balance and temperature regulation. Thus, functional medicine providers advise patients to think about hydration the same way as nutrition – it may need to be personalized due to lifestyle, stress, and health conditions. 

FACT: Hydration goes beyond drinking H2O 

Did you know that drinking water doesn’t guarantee hydration? Proper hydration relies on a unique balance of water, electrolytes, minerals, and your ability to transport fluid across cell membranes. Without these factors, you can drink lots of water and still feel thirsty and tired. Functional medicine views hydration as a cellular and systemic process. When you’re optimally hydrated, your tissues, organs, and biochemical pathways can optimally function. That said, why not try adding coconut or maple  water to your water bottle? It naturally contains electrolytes to help with sustenance throughout the day. 

FACT: Personalized testing may provide insight into factors related to hydration

A functional medicine approach may include the use of lab data, such as urine samples and blood tests, to help assess aspects of overall health that can influence hydration needs. These findings may also help identify potential nutrient deficiencies that could impact fluid balance. Results may be used to inform individualized health plans, allowing healthcare providers to tailor recommendations based on clinical findings. If appropriate, you may choose to discuss the following testing options with your clinician:

Comprehensive Blood Work (Core Foundation)

Comprehensive blood testing may be used as a foundational assessment to evaluate factors related to fluid and electrolyte balance. This may include:

• Electrolytes: Sodium, potassium, and chloride
• Kidney function: Creatinine and blood urea nitrogen (BUN)
• Serum osmolality: Reflects fluid concentration in the blood
• Albumin: A protein that may influence fluid distribution
• Glucose: As fluctuations may impact fluid balance

In some cases, this testing may also provide insight into nutrient deficiencies that can influence overall hydration and metabolic function.

Hormonal Assessment for Fluid and Electrolyte Balance (Blood Work)

Targeted blood tests may also be considered to evaluate hormonal factors that can influence fluid regulation and electrolyte balance. Key markers may include:

• Cortisol (serum, typically morning ± additional timing if indicated): Reflects aspects of the body’s stress response, which may influence fluid balance
• Aldosterone: A hormone involved in sodium retention and potassium balance
• Renin (plasma renin activity): Works in conjunction with aldosterone in regulating blood pressure and fluid status
• Electrolytes: Including sodium, potassium, and chloride for current balance assessment
• Antidiuretic Hormone (ADH / Vasopressin, if indicated): Involved in regulating water balance and urine concentration

This type of assessment may provide insight into hormonal influences on hydration and electrolyte regulation and is typically interpreted as part of a broader clinical evaluation.

Clinical Perspective on Hydration

Hydration involves more than simply addressing thirst. Maintaining adequate fluid intake is one component of supporting overall health. When combined with appropriate nutrition, lifestyle modifications, and guidance from a qualified healthcare provider, hydration strategies may contribute to overall well-being.

So, if you’re fighting chronic stress, low energy, and gut health disruptions, know that we’ve got your back with personalized care. Our aim is to tackle the root cause of your health concerns with patience and education. Our integrative clinic is located in the Yorkville neighbourhood, and we’re ready to support your health journey!  

If you are experiencing chronic stress, low energy, and gut health disruptions, a personalized approach to care may help address contributing factors. Our goal is to support you in exploring the underlying drivers of your health concerns through education and individualized care. Located in the Yorkville neighbourhood, our integrative clinic offers support as you navigate your health journey.

Suggested reading: Can Heavy Metals Cause Neurodegeneration? A Functional IV Therapy Toronto Report

Stay Hydrated in Our IV Lounge 

Supporting hydration may be considered as part of a functional medicine approach. When becoming a patient at Toronto Functional Medicine Centre, care may include:

• Extended appointment durations: Each patient’s session is extended to provide ample education, especially on how to interpret personal lab reports and practice healthy habits. 
• Tailor-made supplements from our In-house dispensary:Botanical medicine, incorporating plant-based therapies to support overall health and well-being, may be provided in various forms such as teas, topical preparations, and oils, based on individual needs and preferences.
• Access to our IV Lounge: Doses of intravenous therapy are customized for your biological needs, including nutrient deficiencies. IV drips can be blended with amino acids, vitamins, minerals, NAD+ (Nicotinamide Adenine Dinucleotide), ATP (adenosine triphosphate), antioxidants like glutathione and NAC, and more!

By aligning with Supernatural Yorkville, located within the same space as Toronto Functional Medicine Centre, patients may have access to a range of wellness technologies and modalities, including PEMF, red light therapy, cryotherapy, frequency-based meditation sessions, and lymphatic drainage. These can be integrated into a personalized health plan, which may also amalgamate conventional treatments with naturopathic medicine, psychotherapy, intramuscular vitamin shots, acupuncture, and more. 

Take note: All of our treatments, especially IV vitamin therapy, are not substitutes for healthy living – when these are combined with daily exercise, balanced eating and additional functional medicine strategies, they can help support general wellness (i.e. energy, cellular health). 

You, too, can experience the nourishing effects of nutritional IV drips. Simply click here to send our downtown Toronto IV Lounge a message or view our map by scrolling to the end of this page.  

Disclaimer: The information in this article is designed for educational purposes only and is not intended to be a substitute for informed medical advice or care. This information should not be used to diagnose or treat any health problems or illnesses without consulting a doctor. You should always consult with a health care practitioner before relying on any information in this article or on this website. Never delay or disregard seeking professional medical advice from your doctor or other qualified healthcare provider because of information you have read from the Toronto Functional Medicine Centre website or other affiliate media.

References

“10 Reasons Why Hydration Is Important.” National Council on Aging, 2 Jan. 2025, www.ncoa.org/article/10-reasons-why-hydration-is-important/.

An, R. “Plain Water Consumption in Relation to Energy Intake and Diet Quality among US Adults, 2005–2012.” Journal of Human Nutrition and Dietetics, vol. 29, no. 5, 2016, pp. 624-632, https://doi.org/10.1111/jhn.12368. Accessed 8 Dec. 2025.

“Dehydration.” MedlinePlus Medical Encyclopedia, U.S. National Library of Medicine, 5 Aug. 2023, medlineplus.gov/ency/article/000982.htm.

Gaby AR. Intravenous nutrient therapy: the “Myers’ cocktail”. Altern Med Rev. 2002 Oct;7(5):389-403. PMID: 12410623.

Leib, David E., et al. “Thirst.” Current Biology: CB, vol. 26, no. 24, 2016, p. R1260, https://doi.org/10.1016/j.cub.2016.11.019. Accessed 8 Dec. 2025.

Meade, Robert D., et al. “Ageing Attenuates the Effect of Extracellular Hyperosmolality on Whole-body Heat Exchange during Exercise-heat Stress.” The Journal of Physiology, vol. 598, no. 22, 2020, pp. 5133-5148, https://doi.org/10.1113/JP280132. Accessed 8 Dec. 2025.

Popkin, Barry M., and Irwin H. Rosenberg. “Water, Hydration and Health.” Nutrition Reviews, vol. 68, no. 8, 2010, p. 439, https://doi.org/10.1111/j.1753-4887.2010.00304.x. Accessed 8 Dec. 2025.

Riebl, Shaun K., and Brenda M. Davy. “The Hydration Equation: Update on Water Balance and Cognitive Performance.” ACSM’s Health & Fitness Journal, vol. 17, no. 6, 2013, p. 21, https://doi.org/10.1249/FIT.0b013e3182a9570f. Accessed 8 Dec. 2025.

Original article "Toronto Functional Medicine Centre – (416) 968-6961" first appeared in the Toronto Functional Medicine Centre website.

Functional Medicine Toronto Mindset: The Surprising Nutrient Behind Hair Loss

Hair loss isn’t always just about genetics or aging—sometimes, the root cause is surprisingly simple. Iron deficiency is an often-overlooked yet significant contributor to hair thinning in both men and women. At Toronto Functional Medicine Centre, we frequently see patients concerned about hair loss, and one of the first areas we investigate is iron status.

So, what does this mineral have to do with hair thinning or baldness? Multiple studies have shown a link between iron deficiency and various types of hair loss, including pattern baldness and telogen effluvium. In the eyes of functional medicine, this shows how nutritional shortcomings can manifest in unique ways. Here, we discuss iron’s role in hair growth for men and women, functional lab testing opportunities, and how we apply a personalized approach to nutrition. 

How exactly can iron deficiency cause hair loss?

First, you should know that hair follicles are metabolically-active tissues. This is because they need a constant supply of oxygen and nutrients to support growth during the anagen phase, which is the initial stage for hair growth. For this process, iron is vital for pushing oxygen transport and cellular energy production. 

Iron also helps synthesize DNA and proliferate cells, which are critical for dividing cells in the hair matrix. The hair matrix is a grouping of cells that help form the hair shaft, which is located above the skin surface. With inadequate iron levels, the body ends up prioritizing other essential organs over hair follicles. This can encourage hair to prematurely enter a ‘resting’ phase, which is when hair stops growing and begins shedding. 

Human studies have supported this connection between iron deficit and hair loss. In a study of patients with telogen effluvium (hair shedding due to bodily changes), serum ferritin levels were significantly lower in those with hair loss compared to healthy participants. This was a significant finding, as ferritin is a protein that acts like an iron reservoir for your body. It was concluded that low ferritin is linked to increased chances of hair loss and may also act as a diagnostic biomarker. Findings also revealed that you don’t need to have anemia to be diagnosed with low iron stores – low ferritin levels alone can negatively impact hair growth. 

Iron deficiency in women and men

Women are susceptible to forming iron deficiency, especially due to menstrual bleeding, pregnancy, and dietary changes. Scientists deem this may explain why long-term hair thinning is commonly reported in women. Perimenopause also puts females at risk for iron deficiency, as hormonal imbalances can lead to erratic blood loss.

Iron deficiency can contribute to hair loss in men, too. Though male hair loss is often triggered by androgens, nutrient deficiencies can act as compounding factors. Iron deficiency can potentially speed up a male’s current hair loss, worsen hair thinning, slow down growth, or degrade the health of follicles. 

Functional medicine protocol: The significance of comprehensive testing 

Functional integrative wellness practices may take a holistic health approach to thinning hair. This may involve tackling various components of wellness within a patient, like nutrient levels, hormone balancing strategies, and more. 

• At Toronto Functional Medicine Centre, understanding each patient’s unique biology is an essential part of exploring underlying root issues. A personalized approach often includes functional lab testing, which provides valuable insights to help guide individualized care recommendations. Markers such as ferritin may be assessed, as they are relevant when evaluating factors that can contribute to hair thinning. You may also choose to discuss these testing options with our functional medicine literate naturopathic doctor to determine what is appropriate for your individual health needs.
• A comprehensive diagnostic approach to hair shedding typically begins with foundational testing, such as a Complete Blood Count (CBC), to screen for anemia and other contributing factors. Additional lab testing may include assessment of ferritin and iron levels, as iron deficiency is commonly associated with temporary hair thinning and an increased shift of hair follicles into the shedding (telogen) phase.
• An inflammatory panel may also be considered as part of a root cause assessment. This testing evaluates markers such as erythrocyte sedimentation rate (ESR) and C-reactive protein (CRP), which can help identify underlying inflammation. Chronic, low-grade inflammation is recognized as a potential contributor to hair loss, as it may disrupt the normal hair growth cycle and promote increased shedding. Because ferritin levels can be influenced by inflammation, interpreting these markers together is important for a more accurate understanding of iron status. This approach may be particularly helpful in cases of persistent or unexplained hair thinning, where chronic conditions or systemic inflammation could be contributing factors.

Treating iron deficiency without addressing underlying causes can lead to incomplete or temporary results. From a functional medicine perspective, iron deficiency is rarely an isolated root cause of hair loss—it often coexists with chronic stress, hormonal imbalances (including sex hormones and thyroid conditions), gut dysbiosis, and other nutrient deficiencies. Comprehensive lab testing is essential to identify these contributing factors and guide a more targeted, personalized treatment approach.

Replenishing iron levels with personalized patient care

Custom health care is based on your individuality, especially genetics/health history, allergies, absorption rate, and health goals. If your labs reveal an iron shortage, we would address this With a personalized approach, treatments can be tailored to address your specific needs and target what your body may be lacking. The effects can vary depending on the type and quantity of supplements used, and excessive intake may lead to unwanted side effects such as digestive discomfort or nausea. At the Toronto Functional Medicine Centre, your iron replenishment protocol may be comprised of: 

• Dietary modifications: Iron-rich animal-based proteins (such as chicken) may be recommended, as the body more readily absorbs iron from these sources (heme iron). For those following a plant-based diet, combining iron-rich foods with vitamin C–containing foods may be advised, as vitamin C can enhance the absorption of non-heme iron.
• Oral nutritional / botanical supplementation: Liquid and tablet formulas can be arranged with tailored doses. Long-term use may not be advised (it could cause iron overload), so it’s ideal to supplement with iron under the guidance of a qualified healthcare provider. 
• Intravenous therapy (IV vitamin  therapy): In certain cases, such as when oral supplementation is not well tolerated or absorption may be impaired, Iron IV therapy may be considered as it bypasses the digestive tract.Iron infusion therapy may be offered under appropriate medical supervision, based on individual clinical assessment.

If you are currently experiencing hair thinning, evaluating your nutrient status can be an important step. In functional medicine, hair loss is viewed not just as a cosmetic concern, but as a potential indicator of underlying imbalances, including iron deficiency. Please contact us for comprehensive testing and personalized care today.

Suggested reading: PANCs: Hidden Superfoods Supporting Human Health and the Planet — A Functional Medicine Toronto Fact Sheet

Discover our patient-centered approach to nutritional strategies and more 

Functional medicine does not seek ‘bandages’ to cover up health issues – it’s about exploring the root cause of pain, inflammation, and more. By understanding this, you can sustain optimal function for your uniqueness, encouraging lifelong wellness to naturally thrive. The functional medicine paradigm is suitable for managing several chronic conditions, especially those linked to insulin resistance, hormonal changes (i.e. menopause & perimenopause), muscle function, postpartum depression, and more. We also apply this paradigm to our other modalities, such as acupuncture, bio-identical hormone replacement therapy, and naturopathic medicine. 

Our nutritional strategies may be prescribed as  Traditional Chinese Medicine, or medicinal herbs, including botanicals inspired by traditional Amazonian plant medicine; IV vitamin therapy; intramuscular shots; and personalized supplementation. We customize doses to accommodate health goals and to avoid over-supplementation – these formulations are compounded by our clinic on a daily basis. 

Intravenous (IV) therapy is offered in our dedicated IV Lounge, where customized formulations are prepared in-house using carefully selected ingredients. Treatments are administered by trained healthcare professionals following established safety protocols, and patients are monitored throughout their session to support a safe and comfortable experience.

IV therapy, including iron infusions, is not intended to replace a balanced diet, appropriate supplementation, or medical care. Instead, it may be considered as part of a comprehensive treatment plan to support overall health and wellness. When combined with nourishing lifestyle modifications—such as a balanced diet, regular physical activity, stress management, and ongoing care with a qualified healthcare provider—IV therapy may play a supportive role in helping patients work toward their health goals.

Iron IV vitamin therapy can be tailored and accessed in our IV Lounge –If you’re ready to begin, you can book your initial assessment with Toronto Functional Medicine Centre by clicking here. 

Disclaimer: The information in this article is designed for educational purposes only and is not intended to be a substitute for informed medical advice or care. This information should not be used to diagnose or treat any health problems or illnesses without consulting a doctor. You should always consult with a health care practitioner before relying on any information in this article or on this website. Never delay or disregard seeking professional medical advice from your doctor or other qualified healthcare provider because of information you have read from the Toronto Functional Medicine Centre website or other affiliate media.

References

Academy of Nutrition and Dietetics. “Iron Deficiency.” EatRight.org, 23 Jan. 2020, www.eatright.org/health/essential-nutrients/minerals/iron-deficiency. Accessed 24 Mar. 2026.

Almohanna, H. M., Ahmed, A. A., Tsatalis, J. P., & Tosti, A. (2019). The role of vitamins and minerals in hair loss: A review. Dermatology and Therapy, 9(1), 51–70. https://doi.org/10.1007/s13555-018-0278-6

Cheng T, Fang H, Wang Y, Wang Y, Yang Z, Wu R, Yang D. The Diagnostic Value of Serum Ferritin for Telogen Effluvium: A Cross-Sectional Comparative Study. Clin Cosmet Investig Dermatol. 2021 Feb 10;14:137-141. doi: 10.2147/CCID.S291170. PMID: 33603430; PMCID: PMC7882421.

Deloche C, Bastien P, Chadoutaud S, Galan P, Bertrais S, Hercberg S, de Lacharrière O. Low iron stores: a risk factor for excessive hair loss in non-menopausal women. Eur J Dermatol. 2007 Nov-Dec;17(6):507-12. doi: 10.1684/ejd.2007.0265. Epub 2007 Oct 19. PMID: 17951130.

Guo, E. L., & Katta, R. (2017). Diet and hair loss: Effects of nutrient deficiency and supplement use. Dermatology Practical & Conceptual, 7(1), 1–10. https://doi.org/10.5826/dpc.0701a01

Karadag, A. S., Ertugrul, D. T., Tutal, E., & Akin, K. O. (2009). The role of anemia and iron deficiency in female hair loss. Journal of the American Academy of Dermatology, 61(2), 292–299. https://doi.org/10.1016/j.jaad.2009.03.008

Lynch SR, Cook JD. Interaction of vitamin C and iron. Ann N Y Acad Sci. 1980;355:32-44. doi: 10.1111/j.1749-6632.1980.tb21325.x. PMID: 6940487.

Martel JL, Miao JH, Badri T, et al. Anatomy, Hair Follicle. [Updated 2024 Jun 22]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2026 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK470321/

Moeinvaziri, M., Mansoori, P., Holakouee, K., Naraghi, Z. S., & Abbasi, A. (2009). Iron status in diffuse telogen hair loss among women. Acta Dermatovenerologica Croatica, 17(4), 279–284.

National Council on Aging. (2025, July 1). Hair loss statistics. https://www.ncoa.org/article/hair-loss-statistics/

Nguyen M, Tadi P. Iron Supplementation. [Updated 2023 Jul 3]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2026 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK557376/

Park SY, Na SY, Kim JH, Cho S, Lee JH. Iron plays a certain role in patterned hair loss. J Korean Med Sci. 2013 Jun;28(6):934-8. doi: 10.3346/jkms.2013.28.6.934. Epub 2013 Jun 3. PMID: 23772161; PMCID: PMC3678013.

Trost LB, Bergfeld WF, Calogeras E. The diagnosis and treatment of iron deficiency and its potential relationship to hair loss. J Am Acad Dermatol. 2006 May;54(5):824-44. doi: 10.1016/j.jaad.2005.11.1104. PMID: 16635664.

Zhou, Y., Li, H., Zhang, J., & Wang, X. (2021). Serum ferritin levels and risk of telogen effluvium: A cross-sectional comparative study. Clinical, Cosmetic and Investigational Dermatology, 14, 1501–1508. https://doi.org/10.2147/CCID.S330050

Original article "Toronto Functional Medicine Centre – (416) 968-6961" first appeared in the Toronto Functional Medicine Centre website.