Rainbow Light Bright Energy
Brand: Rainbow Light · Form: CAPSULE [E0159] On Market
Our assessment
The evidence shows that Rainbow Light Bright Energy contains calcium, a mineral essential for bone health and nerve function. For most adults, getting adequate calcium through diet is preferred, but supplements can help fill gaps. Our assessment is that this product can be a reasonable option if you need to boost your calcium intake, but you must be aware of the specific risks and interactions [NIH ODS].
How it works
Think of calcium as a key building block for your bones and a critical signaler for your muscles and nerves. It supports bone mineralization, helping to maintain bone density and strength. It also plays a role in neuromuscular relaxation, which means it helps your muscles relax and your nerves send signals properly [NIH ODS].
Safety profile
FDA has received a total of 592,059 adverse event reports for all dietary supplements, though data specific to this product is not available. For calcium specifically, high intakes can pose serious risks. Some research suggests high calcium intakes might increase the risk of heart disease and prostate cancer. Very high levels in the blood 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].
Our recommendation
Start by evaluating your daily calcium intake from food. The RDA for most adults is 1,000–1,200 mg per day. If you take this supplement, be cautious with total intake and do not exceed the upper limit of 2,000–2,500 mg per day from all sources. Be aware that calcium can reduce absorption of medications like bisphosphonates, tetracycline and fluoroquinolone antibiotics, levothyroxine, and phenytoin, so take calcium at least two hours apart from these drugs [NIH ODS]. Consult your healthcare provider before starting this or any supplement.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Rainbow Light |
|---|---|
| Serving Size | |
| Contents | 30.0 Tablet(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