Natrol Collagen Skin Renewal
Brand: Natrol · Form: TABLET [E0155]
Our assessment
The evidence shows that the key active ingredient in Natrol Collagen Skin Renewal—Calcium—is not directly linked to collagen synthesis or skin health in the data provided. While calcium is essential for bone mineralization and neuromuscular function, there is no data in the provided materials to support a direct benefit for skin renewal or collagen production from this specific product [NIH ODS].
How it works
Calcium acts as a master regulator for bone density and mineral deposition, and it supports muscle relaxation and nerve signaling [NIH ODS]. However, the provided data does not describe any mechanism by which calcium from this supplement would specifically affect skin collagen or elasticity. You should be aware that the product’s claim of "Skin Renewal" is not supported by the data available here.
Safety profile
Based on FDA adverse event data, there are 592,059 total reports across all products, but specific report counts for Natrol Collagen Skin Renewal are not available [FDA data]. 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: Data not available to support using this specific product for skin renewal. If you are seeking to support bone health, calcium supplementation may be appropriate, but you should discuss your total dietary intake with a healthcare provider to avoid exceeding safe levels. Be cautious of drug interactions if you take any of the medications listed above. For skin health, you should consider other evidence-based approaches, as the data provided does not link this supplement to collagen or skin renewal benefits.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Natrol |
|---|---|
| Serving Size | |
| Contents | 120.0 Tablet(s) |
| Market Status | Off 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