RejuviCare Liquid Collagen Complex Healthy Hair, Skin & Nails Delicious Grape Flavor
Brand: RejuviCare · Form: LIQUID, SUPPLEMENT FORM [E0165] On Market
Our assessment
The evidence shows that RejuviCare Liquid Collagen Complex contains calcium, a mineral essential for bone health. Our assessment is that while calcium supports bone density, the data does not provide any studies or evidence linking this specific product to improved hair, skin, or nails. You should be aware that the benefits of calcium are well-documented for bones, but claims about collagen complexes for beauty are not supported by the provided data [NIH ODS].
How it works
Think of calcium as a structural builder — it supports bone mineralization and neuromuscular relaxation, helping your muscles relax and nerves signal properly [NIH ODS]. The product is a liquid supplement, but no data is provided on how this specific formulation works for hair, skin, or nails. For calcium's role, it primarily deposits into bone tissue, not skin or hair [NIH ODS].
Safety profile
FDA received a total of 592,059 adverse event reports across all supplements, but data is not available for this specific product's report count. For calcium specifically, high intakes might increase the risk of heart disease and prostate cancer. Side effects from high calcium levels include 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 absorption of medications like bisphosphonates, tetracycline antibiotics, and levothyroxine [NIH ODS].
Our recommendation
Start by getting your calcium from food if possible, as the data shows risks with high supplemental intake [NIH ODS]. Do not exceed the RDA without medical supervision. You should take this supplement at a different time than any prescription medications to avoid absorption issues [NIH ODS]. For hair, skin, and nail concerns, data is not available to support this product's effectiveness, so your recommendation is to discuss your goals with a healthcare provider first.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | RejuviCare |
|---|---|
| Serving Size | |
| Contents | 16.0 fl. Oz. 480.0 mL |
| 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