Source of Life, Immune Booster, 90 Tablets
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Vitamin A (as beta carotene) (10,000 IU) | 3000 mcg RAE | 333% |
| Vitamin C (as ascorbic acid) | 500 mg | 556% |
| Vitamin E (as d-alpha tocopheryl acetate) (60 IU) | 40 mg | 267% |
| Zinc (as aspartate) | 15 mg | 136% |
| ARA-Larix (arabinogalactan extract) (Larix spp.) | 250 mg | † |
| Oliceutic-20®(Olea europaea leaf and fruit)(stand. 20% [15 mg] oleuropein)(with 10 additional standardized constituents) | 75 mg | † |
| Andrographis (Andrographis paniculataaerial extract) (standardized 50%[25 mg] andrographolides) | 50 mg | † |
| Echinacea (Echinacea angustifolia root)(standardized 4% [2 mg] echinacosides) | 50 mg | † |
| Elderberry (Sambucus nigra fruit)(standardized 30% [15 mg] flavonoids) | 50 mg | † |
| Lactobacillus acidophilus (4 million viablecells at time of manufacture) | 1 mg | † |
Bioavailability Good
Absorption Rating
- Vitamin A (as beta carotene) (10,000 IU) Fair
- Vitamin C (as ascorbic acid) Fair
- Vitamin E (as d-alpha tocopheryl acetate) (60 IU) Good
- Zinc (as aspartate) Fair
- ARA-Larix (arabinogalactan extract) (Larix spp.) Fair
- Oliceutic-20®(Olea europaea leaf and fruit)(stand. 20% [15 mg] oleuropein)(with 10 additional standardized constituents) Fair
- Andrographis (Andrographis paniculataaerial extract) (standardized 50%[25 mg] andrographolides) Fair
- Echinacea (Echinacea angustifolia root)(standardized 4% [2 mg] echinacosides) Fair
- Elderberry (Sambucus nigra fruit)(standardized 30% [15 mg] flavonoids) Good
- Lactobacillus acidophilus (4 million viablecells at time of manufacture) Good
Other Ingredients Excellent
Fillers & Additives
- Microcrystalline Cellulose
- Hydroxypropyl Methylcellulose
- Stearic Acid
- Natural colors (turmeric extract, chlorophyllin)
- Magnesium Stearate
- Vegetable Cellulose
- Silica and Pharmaceutical Glaze Low
Efficacy Fair
Dosage Analysis
- Vitamin A (as beta carotene) (10,000 IU) 3000 mcg RAE Effective
- Vitamin C (as ascorbic acid) 500 mg Effective
- Vitamin E (as d-alpha tocopheryl acetate) (60 IU) 40 mg Effective
- Zinc (as aspartate) 15 mg Effective
- ARA-Larix (arabinogalactan extract) (Larix spp.) 250 mg Under-dosed
- Oliceutic-20®(Olea europaea leaf and fruit)(stand. 20% [15 mg] oleuropein)(with 10 additional standardized constituents) 75 mg Under-dosed
- Andrographis (Andrographis paniculataaerial extract) (standardized 50%[25 mg] andrographolides) 50 mg Under-dosed
- Echinacea (Echinacea angustifolia root)(standardized 4% [2 mg] echinacosides) 50 mg Under-dosed
- Elderberry (Sambucus nigra fruit)(standardized 30% [15 mg] flavonoids) 50 mg Under-dosed
- Lactobacillus acidophilus (4 million viablecells at time of manufacture) 1 mg Effective
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Vitamin A (as beta carotene) (10,000 IU) | 3000 mcg RAE | 333% |
| Vitamin C (as ascorbic acid) | 500 mg | 556% |
| Vitamin E (as d-alpha tocopheryl acetate) (60 IU) | 40 mg | 267% |
| Zinc (as aspartate) | 15 mg | 136% |
| ARA-Larix (arabinogalactan extract) (Larix spp.) | 250 mg | † |
| Oliceutic-20®(Olea europaea leaf and fruit)(stand. 20% [15 mg] oleuropein)(with 10 additional standardized constituents) | 75 mg | † |
| Andrographis (Andrographis paniculataaerial extract) (standardized 50%[25 mg] andrographolides) | 50 mg | † |
| Echinacea (Echinacea angustifolia root)(standardized 4% [2 mg] echinacosides) | 50 mg | † |
| Elderberry (Sambucus nigra fruit)(standardized 30% [15 mg] flavonoids) | 50 mg | † |
| Lactobacillus acidophilus (4 million viablecells at time of manufacture) | 1 mg | † |
Other Ingredients
Stearic Acid Safe
Magnesium Stearate Safe
Vegetable Cellulose Safe
Silica and Pharmaceutical Glaze Caution
Price Comparison
Price History
Tracked across major retailers. Updated periodically.
Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.
Transparency
3 claims
Violation History
1 incident
Is NaturesPlus Source of Life, Immune Booster a good supplement?
NaturesPlus Source of Life, Immune Booster, 90 Tablets received a product quality score of 77/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 10 active ingredients with 30 servings per container. Of the 7 inactive ingredients, 5 are rated safe and 1 are flagged for review. The manufacturer, NaturesPlus, holds a brand trust score of 59/100.
What are the ingredients in NaturesPlus Source of Life, Immune Booster?
NaturesPlus Source of Life, Immune Booster contains 10 active ingredients: Vitamin A (as beta carotene) (10,000 IU) (3000 mcg RAE), Vitamin C (as ascorbic acid) (500 mg), Vitamin E (as d-alpha tocopheryl acetate) (60 IU) (40 mg), Zinc (as aspartate) (15 mg), ARA-Larix (arabinogalactan extract) (Larix spp.) (250 mg), Oliceutic-20®(Olea europaea leaf and fruit)(stand. 20% [15 mg] oleuropein)(with 10 additional standardized constituents) (75 mg), and 4 more. Notable high-dose ingredients include Vitamin A at 333% DV, Vitamin C at 556% DV, Vitamin E at 267% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is NaturesPlus Source of Life, Immune Booster safe to take?
NaturesPlus Source of Life, Immune Booster, 90 Tablets has been analyzed for ingredient safety across all its components. Of 7 inactive ingredients, 5 are rated safe. 1 ingredient is flagged for review: Silica and Pharmaceutical Glaze. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.
Is NaturesPlus a trustworthy supplement brand?
NaturesPlus receives a brand trust score of 59/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1972 and headquartered in Melville, New York, United States, the company offers 420 products in their lineup. Note: NaturesPlus has 1 historical regulatory incident on record, which are factored into the trust score.
Scan Any Supplement Instantly
Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.