Product Label

Herb Pharm Horsetail

Brand: Herb Pharm · Form: LIQUID, SUPPLEMENT FORM [E0165]

Our assessment

The evidence shows that this product contains calcium, a mineral essential for bone health. However, data on the specific formulation of Herb Pharm Horsetail is limited. Our assessment is that you should focus on the known effects of calcium, as horsetail-specific clinical data is not available in the provided information.

How it works

Think of calcium as a structural building block for your bones and a key player in nerve signaling. It supports bone mineralization and density, and helps with muscle relaxation and nerve function [NIH ODS]. The mechanism is clear: calcium is critical for neuromuscular relaxation and bone mineral deposition [NIH ODS].

Safety profile

Safety data specific to this product is not available. The FDA has received a total of 592,059 adverse event reports across all supplements. For calcium specifically, high intakes may increase the risk of heart disease and prostate cancer. High blood and urine levels of calcium can cause poor muscle tone, poor kidney function, low phosphate levels, 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 several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].

Our recommendation

Our recommendation is to prioritize getting calcium from food sources before turning to supplements. If you choose to supplement, be aware of the potential interactions with medications. Data not available for horsetail-specific effects. Consult your healthcare provider before starting, especially if you take any of the medications listed above [NIH ODS].

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandHerb Pharm
Serving Size
Contents4.0 fl. Oz. 120.0 mL
Market StatusOff Market

How to Read This Label

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

Original Label

View Full DSLD Label (PDF)

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