Product Label

Thorne Research Zinc Bisglycinate

Brand: Thorne Research · Form: CAPSULE [E0159]

Our assessment

The evidence shows that zinc is an essential mineral that supports numerous functions in your body. For the specific product Thorne Research Zinc Bisglycinate, data on its exact formulation, dosage, and clinical study outcomes specific to this product are not available. Our general assessment of zinc supplementation, based on available data, is that it can be beneficial for immune function, but you should be aware of the specific details provided below.

How it works

Think of zinc as a critical worker in your body. It is necessary for the activity of over 300 enzymes that aid in metabolism, digestion, nerve function, and many other processes. It also plays a key role in immune cell function and cell growth and division [NIH ODS]. The bisglycinate form in this product is a chelated form, which is often used to improve absorption and reduce stomach upset compared to other forms like zinc sulfate.

Safety profile

Data not available for side effects specific to Thorne Research Zinc Bisglycinate from the provided FDA data. General side effects of zinc from other sources can include nausea, vomiting, loss of appetite, stomach cramps, diarrhea, and headaches. Taking zinc long-term at high doses (above the tolerable upper intake level of 40 mg per day for adults) can lead to copper deficiency, which can cause neurological issues and anemia [NIH ODS].

Our recommendation

Data not available for a specific recommended dosage for Thorne Research Zinc Bisglycinate. In general, the RDA for zinc is 11 mg for adult men and 8 mg for adult women [NIH ODS]. You should aim to get zinc from food sources like oysters, beef, and pumpkin seeds. If you choose to supplement, do not exceed the tolerable upper intake level of 40 mg per day from all sources (food and supplements) to avoid toxicity and copper deficiency [NIH ODS]. Consult with your healthcare provider before starting any new supplement.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandThorne Research
Serving Size
Contents60.0 Vegetarian Capsule(s)
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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