Nature's Way Completia Diabetic Multi-Vitamin supplement bottle
Nature's Way

Completia Diabetic Multi-Vitamin

What We Researched
39 active ingredients analyzed · 7 inactive ingredients decoded · 5 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
79
Product Score Fair
95
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 2 g 1%
Vitamin A (as Beta-Carotene, Retinyl Acetate) 15000 IU 300%
Vitamin C (as Ascorbic Acid, Calcium Ascorbate) 510 mg 850%
Vitamin D3 (as Cholecalciferol) 400 IU 100%
Vitamin E (as D-Alpha-Tocopheryl Succinate) 200 IU 667%
Thiamine (as Thiamine Mononitrate) 100 mg 6667%
Riboflavin (as Vitamin B2) 100 mg 5882%
Niacin (as Niacinamide) 20 mg 100%
Vitamin B6 (as Pyridoxine Hydrochloride) 100 mg 5000%
Folic Acid 400 mcg 100%
Vitamin B12 (as Cyanocobalamin) 100 mcg 1667%
Biotin 300 mcg 100%
Pantothenic Acid (as D-Calcium Pantothenate) 100 mg 1000%
Calcium (as Calcium Ascorbate, Calcium D-Pantothenate) 40 mg 4%
Iodine (as Kelp powder) 10 mcg 7%
Magnesium (as Magnesium Citrate, Magnesium Oxide) 300 mg 75%
Zinc (as Zinc Bisglycinate Chelate) 15 mg 100%
Selenium (as L-Selenomethionine) 200 mcg 286%
Copper (as Copper Glycinate Chelate) 1 mg 50%
Manganese (as Manganese Bisglycinate Chelate) 5 mg 250%
Molybdenum (as Sodium Molybdate) 50 mcg 67%
Potassium (as Potassium Citrate) 10 mg 1%
Cinnamon 300 mg
Inositol 100 mg
Taurine 100 mg
Alpha Lipoic Acid 50 mg
Choline (as Choline Bitartrate) 50 mg
Fenugreek 50 mg
Neem 50 mg
Quercetin 50 mg
Betaine HCl 25 mg
Citrus Bioflavonoid Complex (as Grapefruit, Lemon, Lime, Orange, Tangerine) 25 mg
PABA 25 mg
Rutin (as Sophora japonica flower bud extract) 25 mg
L-Carnitine 20 mg
Kelp 12 mg
Lutein (as Aztec Marigold) 200 mcg
Vanadium 10 mcg
Bioavailability Good

Absorption Rating

  • Total Carbohydrates Fair
  • Vitamin A (as Beta-Carotene, Retinyl Acetate) Good
  • Vitamin C (as Ascorbic Acid, Calcium Ascorbate) Good
  • Vitamin D3 (as Cholecalciferol) Good
  • Vitamin E (as D-Alpha-Tocopheryl Succinate) Good
  • Thiamine (as Thiamine Mononitrate) Fair
  • Riboflavin (as Vitamin B2) Good
  • Niacin (as Niacinamide) Good
  • Vitamin B6 (as Pyridoxine Hydrochloride) Fair
  • Folic Acid Fair
  • Vitamin B12 (as Cyanocobalamin) Fair
  • Biotin Good
  • Pantothenic Acid (as D-Calcium Pantothenate) Good
  • Calcium (as Calcium Ascorbate, Calcium D-Pantothenate) Good
  • Iodine (as Kelp powder) Good
  • Magnesium (as Magnesium Citrate, Magnesium Oxide) Good
  • Zinc (as Zinc Bisglycinate Chelate) Good
  • Selenium (as L-Selenomethionine) Good
  • Copper (as Copper Glycinate Chelate) Fair
  • Manganese (as Manganese Bisglycinate Chelate) Good
  • Molybdenum (as Sodium Molybdate) Good
  • Potassium (as Potassium Citrate) Good
  • Cinnamon Fair
  • Inositol Good
  • Taurine Good
  • Alpha Lipoic Acid Fair
  • Choline (as Choline Bitartrate) Poor
  • Fenugreek Fair
  • Neem Fair
  • Quercetin Fair
  • Betaine HCl Fair
  • Citrus Bioflavonoid Complex (as Grapefruit, Lemon, Lime, Orange, Tangerine) Fair
  • PABA Good
  • Rutin (as Sophora japonica flower bud extract) Fair
  • L-Carnitine Poor
  • Kelp Fair
  • Lutein (as Aztec Marigold) Good
  • Vanadium Poor
Other Ingredients Excellent

Fillers & Additives

  • Hydroxypropylcellulose
  • Stearic Acid
  • Sodium Croscarmellose
  • Magnesium Stearate
  • Hypromellose
  • Silica
  • Glycerin
Efficacy Fair

Dosage Analysis

  • Vitamin A (as Beta-Carotene, Retinyl Acetate) 15000 IU Under-dosed
  • Vitamin C (as Ascorbic Acid, Calcium Ascorbate) 510 mg Effective
  • Vitamin D3 (as Cholecalciferol) 400 IU Under-dosed
  • Vitamin E (as D-Alpha-Tocopheryl Succinate) 200 IU Effective
  • Thiamine (as Thiamine Mononitrate) 100 mg Effective
  • Riboflavin (as Vitamin B2) 100 mg Effective
  • Niacin (as Niacinamide) 20 mg Effective
  • Vitamin B6 (as Pyridoxine Hydrochloride) 100 mg Effective
  • Folic Acid 400 mcg Effective
  • Vitamin B12 (as Cyanocobalamin) 100 mcg Effective
  • Biotin 300 mcg Effective
  • Pantothenic Acid (as D-Calcium Pantothenate) 100 mg Effective
  • Calcium (as Calcium Ascorbate, Calcium D-Pantothenate) 40 mg Under-dosed
  • Iodine (as Kelp powder) 10 mcg Under-dosed
  • Magnesium (as Magnesium Citrate, Magnesium Oxide) 300 mg Effective
  • Zinc (as Zinc Bisglycinate Chelate) 15 mg Effective
  • Selenium (as L-Selenomethionine) 200 mcg Effective
  • Copper (as Copper Glycinate Chelate) 1 mg Effective
  • Manganese (as Manganese Bisglycinate Chelate) 5 mg Effective
  • Molybdenum (as Sodium Molybdate) 50 mcg Effective
  • Potassium (as Potassium Citrate) 10 mg Under-dosed
  • Cinnamon 300 mg Under-dosed
  • Inositol 100 mg Under-dosed
  • Taurine 100 mg Under-dosed
  • Alpha Lipoic Acid 50 mg Under-dosed
  • Choline (as Choline Bitartrate) 50 mg Under-dosed
  • Fenugreek 50 mg Under-dosed
  • Neem 50 mg Under-dosed
  • Quercetin 50 mg Under-dosed
  • Betaine HCl 25 mg Under-dosed
  • PABA 25 mg Under-dosed
  • Rutin (as Sophora japonica flower bud extract) 25 mg Under-dosed
  • L-Carnitine 20 mg Under-dosed
  • Lutein (as Aztec Marigold) 200 mcg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 10 kcal
Total Carbohydrates 2 g 1%
Vitamin A (as Beta-Carotene, Retinyl Acetate) 15000 IU 300%
Vitamin C (as Ascorbic Acid, Calcium Ascorbate) 510 mg 850%
Vitamin D3 (as Cholecalciferol) 400 IU 100%
Vitamin E (as D-Alpha-Tocopheryl Succinate) 200 IU 667%
Thiamine (as Thiamine Mononitrate) 100 mg 6667%
Riboflavin (as Vitamin B2) 100 mg 5882%
Niacin (as Niacinamide) 20 mg 100%
Vitamin B6 (as Pyridoxine Hydrochloride) 100 mg 5000%
Folic Acid 400 mcg 100%
Vitamin B12 (as Cyanocobalamin) 100 mcg 1667%
Biotin 300 mcg 100%
Pantothenic Acid (as D-Calcium Pantothenate) 100 mg 1000%
Calcium (as Calcium Ascorbate, Calcium D-Pantothenate) 40 mg 4%
Iodine (as Kelp powder) 10 mcg 7%
Magnesium (as Magnesium Citrate, Magnesium Oxide) 300 mg 75%
Zinc (as Zinc Bisglycinate Chelate) 15 mg 100%
Selenium (as L-Selenomethionine) 200 mcg 286%
Copper (as Copper Glycinate Chelate) 1 mg 50%
Manganese (as Manganese Bisglycinate Chelate) 5 mg 250%
Molybdenum (as Sodium Molybdate) 50 mcg 67%
Potassium (as Potassium Citrate) 10 mg 1%
Cinnamon 300 mg
Inositol 100 mg
Taurine 100 mg
Alpha Lipoic Acid 50 mg
Choline (as Choline Bitartrate) 50 mg
Fenugreek 50 mg
Neem 50 mg
Quercetin 50 mg
Betaine HCl 25 mg
Citrus Bioflavonoid Complex (as Grapefruit, Lemon, Lime, Orange, Tangerine) 25 mg
PABA 25 mg
Rutin (as Sophora japonica flower bud extract) 25 mg
L-Carnitine 20 mg
Kelp 12 mg
Lutein (as Aztec Marigold) 200 mcg
Vanadium 10 mcg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hydroxypropylcellulose Generally_safe

It is added to bind ingredients together and provide a smooth coating.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Sodium Croscarmellose Generally_safe

It is used as a binder and disintegrant to help tablets dissolve.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Price Comparison

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

Brand Trust Report
Nature's Way

Founded 1969 · Green Bay, Wisconsin, USA · 481 products · naturesway.com

Certifications

5 certifications
Consumerlab Verified Source
Labdoor Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source

Transparency

5 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
Testing Lab Disclosure — Verified Source
In House Testing — Verified Source

Violation History

3 incidents
Fda Warning Violations of the Foreign Supplier Verification Program (FSVP) regulation.2022-12-20Source
Lawsuit Mislabeled and fraudulent herbal supplements.2015Source
Recall Nettle capsules2002-06-28Source
Related Supplements
Frequently Asked Questions
Is Nature's Way Completia Diabetic Multi-Vitamin a good supplement?

Nature's Way Completia Diabetic Multi-Vitamin received a product quality score of 79/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 39 active ingredients with 15 servings per container. Of the 7 inactive ingredients, 5 are rated safe and 0 are flagged for review. The manufacturer, Nature's Way, holds a brand trust score of 95/100 with 5 verified certifications including Consumerlab, Labdoor, Non Gmo Project, Nsf Gmp.

What are the ingredients in Nature's Way Completia Diabetic Multi-Vitamin?

Nature's Way Completia Diabetic Multi-Vitamin contains 39 active ingredients: Calories (10 kcal), Total Carbohydrates (2 g), Vitamin A (as Beta-Carotene, Retinyl Acetate) (15000 IU), Vitamin C (as Ascorbic Acid, Calcium Ascorbate) (510 mg), Vitamin D3 (as Cholecalciferol) (400 IU), Vitamin E (as D-Alpha-Tocopheryl Succinate) (200 IU), and 33 more. Notable high-dose ingredients include Vitamin A at 300% DV, Vitamin C at 850% DV, Vitamin E at 667% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Way Completia Diabetic Multi-Vitamin safe to take?

Nature's Way Completia Diabetic Multi-Vitamin has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Nature's Way a trustworthy supplement brand?

Nature's Way receives a brand trust score of 95/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1969 and headquartered in Green Bay, Wisconsin, USA, the company offers 481 products in their lineup. They hold 5 verified certifications including Consumerlab, Labdoor, Non Gmo Project, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature's Way has 3 historical regulatory incidents on record, which are factored into the trust score.

How much vitamin d3 should i take daily?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What does vitamin d do?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How much vitamin d3 per day for a woman?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

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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.