Nature's Way Alive! Liquid Fiber With Prebiotics Pomegranate-Berry Flavor
Brand: Nature's Way · Form: LIQUID, SUPPLEMENT FORM [E0165] On Market
Our assessment
The evidence shows that the fiber and prebiotic content in Nature's Way Alive! Liquid Fiber is the primary active component, but data on the specific product is limited. The included ingredient calcium supports bone density and nerve signaling [NIH ODS]. However, you should be aware that high calcium intake carries specific risks which we detail in the safety section [NIH ODS].
How it works
Think of this product as a dual-action supplement. The fiber and prebiotics work to support digestive regularity. The calcium acts as a master regulator for your skeleton and nerves, supporting bone mineralization and neuromuscular relaxation [NIH ODS]. For most adults, calcium is best absorbed when taken with food and in divided doses.
Safety profile
FDA received 592059 total adverse event reports across all products. For the calcium ingredient specifically, high levels in the 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]. Some research also suggests high calcium intakes might increase the risk of heart disease and prostate cancer [NIH ODS]. Calcium can reduce absorption of medications including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS]. Data on side effects specific to this product formulation are not available.
Our recommendation
Start by checking your total calcium intake from all sources (food and supplements). Do not exceed the tolerable upper intake level without medical supervision. If you take any medications listed in the interactions, separate your calcium dose by at least 2 hours [NIH ODS]. Data not available for specific dosing recommendations for this liquid fiber product.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Nature's Way |
|---|---|
| Serving Size | |
| Contents | 32.0 fl. Oz. 960.0 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