Metagenics Ketogenic Collagen Vanilla Flavor
Brand: Metagenics · Form: POWDER [E0162] On Market
Our assessment
The evidence shows that the primary active ingredient in Metagenics Ketogenic Collagen Vanilla Flavor is calcium. For a general audience looking to support bone health, calcium is a well-studied mineral. However, the benefits must be weighed against the specific risks and interactions detailed in the data. Our assessment is that this product may be helpful for meeting your calcium needs, but you must be aware of the potential for serious side effects and medication interactions.
How it works
Think of calcium as a builder and a messenger. It directly supports bone mineralization, helping to deposit minerals into your skeleton for density and strength [NIH ODS]. It also plays a role in neuromuscular relaxation, meaning it helps your muscles relax and your nerves send signals properly [NIH ODS]. This dual role is why calcium is essential for both strong bones and normal muscle function.
Safety profile
FDA has received a total of 592,059 adverse event reports for products in this category [FDA data]. For the calcium ingredient specifically, high intakes may increase the risk of heart disease and prostate cancer [NIH ODS]. High levels of calcium in your blood and urine can cause poor muscle tone, poor kidney function, low phosphate levels, constipation, nausea, weight loss, extreme tiredness, frequent need to urinate, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Additionally, calcium supplements can reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].
Our recommendation
If you are considering this product, do not exceed the recommended dose. Be especially cautious if you have a history of kidney stones, heart disease, or prostate cancer. Crucially, if you take any of the listed medications (bisphosphonates, tetracycline or fluoroquinolone antibiotics, levothyroxine, or phenytoin), take this supplement at least two hours apart from your medication to minimize absorption interference [NIH ODS]. Data on the specific collagen ingredient in this product is not available, so focus on the calcium content. Our recommendation is to discuss your total calcium intake from all sources with your healthcare provider before starting this supplement.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Metagenics |
|---|---|
| Serving Size | |
| Contents | 1.0 Pound(s) 2.03 Ounce(s) |
| Market Status | On 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