NaturesPlus Source of Life®, Prenatal, 180 Tablets supplement bottle
NaturesPlus

Source of Life®, Prenatal, 180 Tablets

What We Researched
24 active ingredients analyzed · 25 inactive ingredients decoded · 3 retailers compared · Last updated: Mar 2026
87
Product Score Good
59
Brand Score Poor

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin A (as beta carotene) (10,000 IU) 3,000 mcg RAE 231%
Vitamin C (as ascorbic acid) 150 mg 125%
Vitamin D (as cholecalciferol [D3]) (100 IU) 2.5 mcg 17%
Vitamin E (as d-alpha tocopheryl succinate) (100 IU) 67 mg 353%
Thiamin (vitamin B1) (as thiamine HCl) 10 mg 714%
Riboflavin (vitamin B2) 10 mg 625%
Niacin (as niacinamide) 40 mg NE 222%
Vitamin B6 (as pyridoxine HCl) 5 mg 250%
Folate (as calcium-L-5-methyltetrahydrofolate) (800 mcg L-methylfolate) 1,333 mcg DFE 222%
Vitamin B12 (as methylcobalamin) 40 mcg 1,429%
Biotin 800 mcg 2,286%
Pantothenic Acid (as calcium pantothenate) 25 mg 357%
Calcium (as amino acid chelate/complex) 400 mg 31%
Iron (as ferrous fumarate, amino acid chelate) 18 mg 67%
Phosphorus (as amino acid complex) 200 mg 16%
Iodine (as potassium iodide) 150 mcg 52%
Magnesium (as amino acid chelate/complex) 200 mg 50%
Zinc (as amino acid chelate/complex) 15 mg 115%
Manganese (as amino acid chelate/complex) 2 mg 77%
Bromelain (enzyme from pineapple fruit) 50 mg
Whole Food BlendBanana, Apricot, Apple, Broccoli, Beet Juice, Collard, Parsnip, Zucchini, Turnip, Peach, Kale, Tomato Juice, Spinach, Rice Husk 12 mg
Inositol 5 mg
PABA (para-aminobenzoic acid) 5 mg
Probiotic Blend (Lactobacillus acidophilus, Bifidobacterium longum, Bifidobacterium bifidum) (100 million cells‡) 0.5 mg
Bioavailability Very Good

Absorption Rating

  • Vitamin A (as beta carotene) (10,000 IU) Fair
  • Vitamin C (as ascorbic acid) Fair
  • Vitamin D (as cholecalciferol [D3]) (100 IU) Good
  • Vitamin E (as d-alpha tocopheryl succinate) (100 IU) Good
  • Thiamin (vitamin B1) (as thiamine HCl) Fair
  • Riboflavin (vitamin B2) Good
  • Niacin (as niacinamide) Good
  • Vitamin B6 (as pyridoxine HCl) Fair
  • Folate (as calcium-L-5-methyltetrahydrofolate) (800 mcg L-methylfolate) Good
  • Vitamin B12 (as methylcobalamin) Good
  • Biotin Good
  • Pantothenic Acid (as calcium pantothenate) Good
  • Calcium (as amino acid chelate/complex) Good
  • Iron (as ferrous fumarate, amino acid chelate) Fair
  • Phosphorus (as amino acid complex) Good
  • Iodine (as potassium iodide) Good
  • Magnesium (as amino acid chelate/complex) Good
  • Zinc (as amino acid chelate/complex) Fair
  • Manganese (as amino acid chelate/complex) Good
  • Bromelain (enzyme from pineapple fruit) Good
  • Whole Food BlendBanana, Apricot, Apple, Broccoli, Beet Juice, Collard, Parsnip, Zucchini, Turnip, Peach, Kale, Tomato Juice, Spinach, Rice Husk Fair
  • Inositol Good
  • PABA (para-aminobenzoic acid) Good
  • Probiotic Blend (Lactobacillus acidophilus, Bifidobacterium longum, Bifidobacterium bifidum) (100 million cells‡) Fair
Other Ingredients Excellent

Fillers & Additives

  • Dicalcium Phosphate
  • Calcium Carbonate
  • Microcrystalline Cellulose
  • Magnesium Oxide
  • Cellulose
  • Stearic Acid
  • Ferrous Fumarate Low
  • Magnesium Stearate
  • Silica
  • Brown Rice
  • Banana
  • Apricot
  • Apple
  • Broccoli
  • Beet Juice
  • Collard Greens
  • Parsnip
  • Green Zucchini
  • Turnip Greens
  • Peach
  • Kale
  • Tomato
  • Spinach
  • Potassium Iodide
  • Pharmaceutical Glaze
Efficacy Good

Dosage Analysis

  • Vitamin A (as beta carotene) (10,000 IU) 3,000 mcg RAE Effective
  • Vitamin C (as ascorbic acid) 150 mg Effective
  • Vitamin D (as cholecalciferol [D3]) (100 IU) 2.5 mcg Under-dosed
  • Vitamin E (as d-alpha tocopheryl succinate) (100 IU) 67 mg Effective
  • Thiamin (vitamin B1) (as thiamine HCl) 10 mg Effective
  • Riboflavin (vitamin B2) 10 mg Effective
  • Niacin (as niacinamide) 40 mg NE High
  • Vitamin B6 (as pyridoxine HCl) 5 mg Effective
  • Folate (as calcium-L-5-methyltetrahydrofolate) (800 mcg L-methylfolate) 1,333 mcg DFE High
  • Vitamin B12 (as methylcobalamin) 40 mcg Effective
  • Biotin 800 mcg Effective
  • Pantothenic Acid (as calcium pantothenate) 25 mg Effective
  • Calcium (as amino acid chelate/complex) 400 mg Under-dosed
  • Iron (as ferrous fumarate, amino acid chelate) 18 mg Effective
  • Phosphorus (as amino acid complex) 200 mg Under-dosed
  • Iodine (as potassium iodide) 150 mcg Effective
  • Magnesium (as amino acid chelate/complex) 200 mg Effective
  • Zinc (as amino acid chelate/complex) 15 mg Effective
  • Manganese (as amino acid chelate/complex) 2 mg Effective
  • Bromelain (enzyme from pineapple fruit) 50 mg Under-dosed
  • Inositol 5 mg Under-dosed
  • PABA (para-aminobenzoic acid) 5 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin A (as beta carotene) (10,000 IU) 3,000 mcg RAE 231%
Vitamin C (as ascorbic acid) 150 mg 125%
Vitamin D (as cholecalciferol [D3]) (100 IU) 2.5 mcg 17%
Vitamin E (as d-alpha tocopheryl succinate) (100 IU) 67 mg 353%
Thiamin (vitamin B1) (as thiamine HCl) 10 mg 714%
Riboflavin (vitamin B2) 10 mg 625%
Niacin (as niacinamide) 40 mg NE 222%
Vitamin B6 (as pyridoxine HCl) 5 mg 250%
Folate (as calcium-L-5-methyltetrahydrofolate) (800 mcg L-methylfolate) 1,333 mcg DFE 222%
Vitamin B12 (as methylcobalamin) 40 mcg 1,429%
Biotin 800 mcg 2,286%
Pantothenic Acid (as calcium pantothenate) 25 mg 357%
Calcium (as amino acid chelate/complex) 400 mg 31%
Iron (as ferrous fumarate, amino acid chelate) 18 mg 67%
Phosphorus (as amino acid complex) 200 mg 16%
Iodine (as potassium iodide) 150 mcg 52%
Magnesium (as amino acid chelate/complex) 200 mg 50%
Zinc (as amino acid chelate/complex) 15 mg 115%
Manganese (as amino acid chelate/complex) 2 mg 77%
Bromelain (enzyme from pineapple fruit) 50 mg
Whole Food BlendBanana, Apricot, Apple, Broccoli, Beet Juice, Collard, Parsnip, Zucchini, Turnip, Peach, Kale, Tomato Juice, Spinach, Rice Husk 12 mg
Inositol 5 mg
PABA (para-aminobenzoic acid) 5 mg
Probiotic Blend (Lactobacillus acidophilus, Bifidobacterium longum, Bifidobacterium bifidum) (100 million cells‡) 0.5 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Calcium Carbonate Safe

Acts as a filler and provides supplemental calcium.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Magnesium Oxide Generally_safe

It is used to provide magnesium, an essential mineral.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Ferrous Fumarate Caution

It is used to supplement iron intake.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Brown Rice Generally_safe

It is used to add bulk to the supplement.

Banana Unknown
Apricot Unknown
Apple Unknown
Broccoli Safe

It may be included as a source of nutrients or as a filler.

Beet Juice Safe

It is used to provide a red or pink color.

Collard Greens Unknown
Parsnip Unknown
Green Zucchini Unknown
Turnip Greens Unknown
Peach Unknown
Kale Unknown
Tomato Unknown
Spinach Safe

It is used as a filler.

Potassium Iodide Generally_safe

It provides iodine, an essential mineral.

Pharmaceutical Glaze Generally_safe

It is used to coat tablets or capsules for easier swallowing or controlled release.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$43$39$34$30$26 Mar 12 $39.91$29.00
iHerb
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
NaturesPlus

Founded 1972 · Melville, New York, United States · 420 products · naturesplus.com

Transparency

3 claims
Third Party Testing Claim — Claimed
In House Testing — Claimed

Violation History

1 incident
Recall Keto Living Sugar Control Capsules2022-05-06Source
Related Supplements
Frequently Asked Questions
Is NaturesPlus Source of Life®, Prenatal a good supplement?

NaturesPlus Source of Life®, Prenatal, 180 Tablets received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 24 active ingredients with 90 servings per container. Of the 25 inactive ingredients, 10 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®, Prenatal?

NaturesPlus Source of Life®, Prenatal contains 24 active ingredients: Vitamin A (as beta carotene) (10,000 IU) (3,000 mcg RAE), Vitamin C (as ascorbic acid) (150 mg), Vitamin D (as cholecalciferol [D3]) (100 IU) (2.5 mcg), Vitamin E (as d-alpha tocopheryl succinate) (100 IU) (67 mg), Thiamin (vitamin B1) (as thiamine HCl) (10 mg), Riboflavin (vitamin B2) (10 mg), and 18 more. Notable high-dose ingredients include Vitamin A at 231% DV, Vitamin E at 353% DV, Thiamin at 714% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NaturesPlus Source of Life®, Prenatal safe to take?

NaturesPlus Source of Life®, Prenatal, 180 Tablets has been analyzed for ingredient safety across all its components. Of 25 inactive ingredients, 10 are rated safe. 1 ingredient is flagged for review: Ferrous Fumarate. '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.

Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.