Lee Swanson Signature Line Healthy Blood Pressure Support Formula

Our assessment

The evidence shows that the Lee Swanson Signature Line Healthy Blood Pressure Support Formula contains calcium, a mineral that plays a role in muscle relaxation and nerve signaling [NIH ODS]. However, the data does not provide any specific studies or findings directly linking this formula to blood pressure reduction. You should approach this product with caution, as the available data is limited to its individual ingredient, not the finished formulation.

How it works

Calcium acts as a neuromuscular regulator — it helps your muscles relax and supports nerve signaling, which is important for maintaining normal blood vessel tone [NIH ODS]. For bone health, calcium supports bone mineralization and density [NIH ODS]. The product’s overall effect on blood pressure is not documented in the provided data.

Safety profile

The FDA received a total of 592,059 adverse event reports across all supplement products, but specific report counts for this formula are not available in the data provided [FDA data]. For calcium, high intakes may increase the risk of heart disease and prostate cancer, and can cause side effects including poor muscle tone, poor kidney function, constipation, nausea, weight loss, extreme tiredness, frequent urination, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Calcium can also reduce the absorption of bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].

Our recommendation

Data not available to support a specific recommendation for this product. You should speak with your healthcare provider before taking any supplement for blood pressure, especially if you take medications for heart conditions or thyroid issues. Monitor your total calcium intake from all sources to avoid exceeding safe levels [NIH ODS].

Supplement labels contain several key sections regulated by the FDA:

• Serving Size — The recommended amount per dose. Always check this — some products require multiple capsules per serving.
• Amount Per Serving — Shows the quantity of each nutrient in the product, typically in IU (International Units), mg (milligrams), or mcg (micrograms).
• % Daily Value (%DV) — Indicates how much a nutrient in a serving contributes to a daily diet. 5% DV or less is low; 20% DV or more is high.
• Other Ingredients — Lists inactive ingredients like fillers, binders, and capsule materials (e.g., gelatin, cellulose, magnesium stearate).
• Suggested Use — The manufacturer's recommended directions for taking the supplement, including timing and dosage.

Source: FDA Dietary Supplement Labeling Guide