NaturesPlus Spiru-Tein®, Protein Powder Meal, Cookies & Cream, 1.15 lbs (525 g) supplement bottle
NaturesPlus

Spiru-Tein®, Protein Powder Meal, Cookies & Cream, 1.15 lbs (525 g)

What We Researched
56 active ingredients analyzed · 40 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
53
Product Score Poor
59
Brand Score Poor

Product Analysis

Transparency Very Poor

Supplement Facts

IngredientAmount% DV
Vitamin D (D3) (800 IU) 20 mcg 100%
Calcium 300 mg 25%
Iron 4.5 mg 25%
Potassium 150 mg 4%
Vitamin A (5,000 IU) 1,500 mcg RAE 170%
Vitamin C 90 mg 100%
Vitamin E (30 IU) 20 mg 130%
Thiamin 1.5 mg 130%
Riboflavin 1.7 mg 130%
Niacin 20 mg NE 130%
Vitamin B6 2 mg 120%
Folate (400 mcg L-methylfolate) 667 mcg 170%
Vitamin B12 6 mcg 250%
Biotin 300 mcg 1,000%
Pantothenic Acid 10 mg 200%
Phosphorus 200 mg 15%
Iodine 150 mcg 100%
Magnesium 80 mg 20%
Zinc 15 mg 140%
Selenium 21 mcg 40%
Manganese 2 mg 90%
Chromium 18 mcg 50%
Molybdenum 20 mcg 45%
Choline 21 mg 4%
Each Serving of Spirutein also contains:Inositol 50 mg —
Typical Amino Acid Profile Per ServingAmino Acid% Total ProteinmgIsoleucine3.94551.7Histidine3.06428.9Leucine8.561,199Arginine7.541,055.5Lysine6.18865.7Aspartic Acid11.741,643.8Methionine1.43200.9Serine5.18725.4Cysteine3.01420.9Glutamic Acid18.812,633.9Threonine3.28459.2Proline5.06707.9Phenylalanine4.41617Glycine3.86540.5Tryptophan1.71239.2Alanine4.01561.2Valine4.62647.3Tyrosine3.59502.2 Typical Amino Acid Profile Per Serving Amino Acid
Amino Acid % Total Protein mg
Isoleucine 3.94 551.7
Histidine 3.06 428.9
Leucine 8.56 1,199
Arginine 7.54 1,055.5
Lysine 6.18 865.7
Aspartic Acid 11.74 1,643.8
Methionine 1.43 200.9
Serine 5.18 725.4
Cysteine 3.01 420.9
Glutamic Acid 18.81 2,633.9
Threonine 3.28 459.2
Proline 5.06 707.9
Phenylalanine 4.41 617
Glycine 3.86 540.5
Tryptophan 1.71 239.2
Alanine 4.01 561.2
Valine 4.62 647.3
Tyrosine 3.59 502.2
Bioavailability Very Good

Absorption Rating

  • Vitamin D (D3) (800 IU) Good
  • Calcium Good
  • Iron Fair
  • Potassium Good
  • Vitamin A (5,000 IU) Good
  • Vitamin C Fair
  • Vitamin E (30 IU) Good
  • Thiamin Good
  • Riboflavin Good
  • Niacin Good
  • Vitamin B6 Fair
  • Folate (400 mcg L-methylfolate) Good
  • Vitamin B12 Fair
  • Biotin Good
  • Pantothenic Acid Good
  • Phosphorus Good
  • Iodine Good
  • Magnesium Good
  • Zinc Fair
  • Selenium Good
  • Manganese Good
  • Chromium Fair
  • Molybdenum Good
  • Choline Poor
  • Each Serving of Spirutein also contains:Inositol Good
  • Typical Amino Acid Profile Per ServingAmino Acid% Total ProteinmgIsoleucine3.94551.7Histidine3.06428.9Leucine8.561,199Arginine7.541,055.5Lysine6.18865.7Aspartic Acid11.741,643.8Methionine1.43200.9Serine5.18725.4Cysteine3.01420.9Glutamic Acid18.812,633.9Threonine3.28459.2Proline5.06707.9Phenylalanine4.41617Glycine3.86540.5Tryptophan1.71239.2Alanine4.01561.2Valine4.62647.3Tyrosine3.59502.2 Fair
  • Amino Acid Good
  • Isoleucine Good
  • Histidine Good
  • Leucine Good
  • Arginine Good
  • Lysine Good
  • Aspartic Acid Fair
  • Methionine Good
  • Serine Fair
  • Cysteine Fair
  • Glutamic Acid Fair
  • Threonine Good
  • Proline Fair
  • Phenylalanine Fair
  • Glycine Good
  • Tryptophan Good
  • Alanine Fair
  • Valine Good
  • Tyrosine Good
Other Ingredients Excellent

Fillers & Additives

  • Proprietary non-GMO plant-based protein blend (soy [isolated soy protein and fermented soy], pea protein and rice protein)
  • Fructose
  • Natural Flavors
  • Oligofructose
  • Di-Calcium Phosphate
  • Non-GMO Xanthan Gum
  • Guar Gum
  • Potassium Citrate
  • Microcrystalline Cellulose
  • Psyllium
  • Magnesium Oxide
  • Ascorbic Acid
  • Spirulina
  • D-Alpha Tocopheryl Acetate
  • Choline Bitartrate
  • Inositol
  • Niacinamide
  • Vitamin A Palmitate
  • Apple Pectin
  • Zinc Oxide
  • Biotin
  • Ferrous Fumarate Low
  • Calcium Pantothenate
  • Vegan Cholecalciferol
  • Manganese Sulfate
  • Lecithin
  • Lemon Bioflavonoids
  • Pyridoxine HCl
  • Riboflavin
  • Chlorophyllin
  • Papaya
  • Thiamine HCl
  • Calcium- L-5-methyltetrahydrofolate
  • Potassium Iodide
  • Fructooligosaccharides (FOS)
  • Bromelain
  • Chromium Chloride
  • Sodium Molybdate
  • Sodium Selenite
  • Methylcobalamin
Efficacy Poor

Dosage Analysis

  • Vitamin D (D3) (800 IU) 20 mcg Effective
  • Calcium 300 mg Under-dosed
  • Iron 4.5 mg Under-dosed
  • Potassium 150 mg Under-dosed
  • Vitamin A (5,000 IU) 1,500 mcg RAE Effective
  • Vitamin C 90 mg Effective
  • Vitamin E (30 IU) 20 mg Effective
  • Thiamin 1.5 mg Effective
  • Riboflavin 1.7 mg Effective
  • Niacin 20 mg NE Effective
  • Vitamin B6 2 mg Effective
  • Folate (400 mcg L-methylfolate) 667 mcg Effective
  • Vitamin B12 6 mcg Effective
  • Biotin 300 mcg Effective
  • Pantothenic Acid 10 mg Effective
  • Phosphorus 200 mg Under-dosed
  • Iodine 150 mcg Effective
  • Magnesium 80 mg Under-dosed
  • Zinc 15 mg Effective
  • Selenium 21 mcg Under-dosed
  • Manganese 2 mg Effective
  • Chromium 18 mcg Under-dosed
  • Molybdenum 20 mcg Under-dosed
  • Choline 21 mg Under-dosed
  • Each Serving of Spirutein also contains:Inositol 50 mg Under-dosed
  • Isoleucine 3.94 Under-dosed
  • Histidine 3.06 Under-dosed
  • Leucine 8.56 Under-dosed
  • Arginine 7.54 Under-dosed
  • Lysine 6.18 Under-dosed
  • Aspartic Acid 11.74 Under-dosed
  • Methionine 1.43 Under-dosed
  • Serine 5.18 Under-dosed
  • Cysteine 3.01 Under-dosed
  • Glutamic Acid 18.81 Under-dosed
  • Proline 5.06 Under-dosed
  • Phenylalanine 4.41 Under-dosed
  • Glycine 3.86 Under-dosed
  • Tryptophan 1.71 Under-dosed
  • Valine 4.62 Under-dosed
  • Tyrosine 3.59 Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 120
Total Fat 1 g 1%
Saturated Fat 0 g 0%
Trans Fat 0 g
Cholesterol 0 mg 0%
Sodium 130 mg 6%
Total Carbohydrate 16 g 6%
Dietary Fiber 3 g 11%
Total Sugars 10 g
Includes 10 g Added Sugars 20%
Protein 14 g 28%
Vitamin D (D3) (800 IU) 20 mcg 100%
Calcium 300 mg 25%
Iron 4.5 mg 25%
Potassium 150 mg 4%
Vitamin A (5,000 IU) 1,500 mcg RAE 170%
Vitamin C 90 mg 100%
Vitamin E (30 IU) 20 mg 130%
Thiamin 1.5 mg 130%
Riboflavin 1.7 mg 130%
Niacin 20 mg NE 130%
Vitamin B6 2 mg 120%
Folate (400 mcg L-methylfolate) 667 mcg 170%
Vitamin B12 6 mcg 250%
Biotin 300 mcg 1,000%
Pantothenic Acid 10 mg 200%
Phosphorus 200 mg 15%
Iodine 150 mcg 100%
Magnesium 80 mg 20%
Zinc 15 mg 140%
Selenium 21 mcg 40%
Manganese 2 mg 90%
Chromium 18 mcg 50%
Molybdenum 20 mcg 45%
Choline 21 mg 4%
Each Serving of Spirutein also contains:Inositol 50 mg
Typical Amino Acid Profile Per ServingAmino Acid% Total ProteinmgIsoleucine3.94551.7Histidine3.06428.9Leucine8.561,199Arginine7.541,055.5Lysine6.18865.7Aspartic Acid11.741,643.8Methionine1.43200.9Serine5.18725.4Cysteine3.01420.9Glutamic Acid18.812,633.9Threonine3.28459.2Proline5.06707.9Phenylalanine4.41617Glycine3.86540.5Tryptophan1.71239.2Alanine4.01561.2Valine4.62647.3Tyrosine3.59502.2 Typical Amino Acid Profile Per Serving Amino Acid
Amino Acid % Total Protein mg
Isoleucine 3.94 551.7
Histidine 3.06 428.9
Leucine 8.56 1,199
Arginine 7.54 1,055.5
Lysine 6.18 865.7
Aspartic Acid 11.74 1,643.8
Methionine 1.43 200.9
Serine 5.18 725.4
Cysteine 3.01 420.9
Glutamic Acid 18.81 2,633.9
Threonine 3.28 459.2
Proline 5.06 707.9
Phenylalanine 4.41 617
Glycine 3.86 540.5
Tryptophan 1.71 239.2
Alanine 4.01 561.2
Valine 4.62 647.3
Tyrosine 3.59 502.2

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Proprietary non-GMO plant-based protein blend (soy [isolated soy protein and fermented soy], pea protein and rice protein) Unknown
Fructose Generally_safe

It is used as a sweetener.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Oligofructose Generally_safe

It is used as a filler and to support digestive health.

Di-Calcium Phosphate Generally_safe

It is used as a filler or source of calcium and phosphorus.

Non-GMO Xanthan Gum Generally_safe

It is added to improve the texture and consistency of the supplement.

Guar Gum Safe

Thickens and provides fiber in supplement formulations.

Potassium Citrate Safe

It is used as a mineral supplement and buffer.

Microcrystalline Cellulose Safe

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

Psyllium Generally_safe

It is added as a source of fiber to promote digestive health.

Magnesium Oxide Generally_safe

It is used to provide magnesium, an essential mineral.

Ascorbic Acid Safe

Prevents oxidation and provides vitamin C.

Spirulina Generally_safe

It is used to impart a blue or green color.

D-Alpha Tocopheryl Acetate Safe

It is included as an active ingredient for its antioxidant properties.

Choline Bitartrate Generally_safe

It is used to supplement choline intake.

Inositol Safe

It is used for its potential benefits related to cell signaling and mental health.

Niacinamide Safe

It is included for its potential health benefits.

Vitamin A Palmitate Generally_safe

It is added to supplements as a source of vitamin A.

Apple Pectin Safe

It is used as a thickening agent or gelling agent.

Zinc Oxide Generally_safe

It is used as a source of zinc.

Biotin Safe

It is used for its potential benefits related to hair, skin, and nail health.

Ferrous Fumarate Caution

It is used to supplement iron intake.

Calcium Pantothenate Safe

It provides a source of vitamin B5.

Vegan Cholecalciferol Safe

It is used as a source of vitamin D3 for vegans.

Manganese Sulfate Generally_safe

It provides a source of manganese.

Lecithin Safe

It is used as an emulsifier to help mix oil and water-based ingredients.

Lemon Bioflavonoids Generally_safe

They are added for their antioxidant properties.

Pyridoxine HCl Safe

It is used as a source of vitamin B6.

Riboflavin Safe

It is used as a source of vitamin B2.

Chlorophyllin Safe

It is used as a green food coloring.

Papaya Safe

It may be included for its digestive enzymes or nutritional content.

Thiamine HCl Safe

It is used as a source of thiamine.

Calcium- L-5-methyltetrahydrofolate Unknown
Potassium Iodide Generally_safe

It provides iodine, an essential mineral.

Fructooligosaccharides (FOS) Generally_safe

It is used as a prebiotic to promote gut health or as a filler.

Bromelain Generally_safe
Chromium Chloride Generally_safe

It is added to supplements to provide chromium, an essential trace mineral.

Sodium Molybdate Generally_safe

It is used to supplement molybdenum intake.

Sodium Selenite Generally_safe

It is added to supplements to provide selenium, an essential trace mineral.

Methylcobalamin Safe

It is included as a source of vitamin B12.

Price Comparison

iHerb $28.19 $1.88 / serving
Best Price

Price History

Tracked across major retailers. Updated periodically.

$30$29$28$27$26 Mar 12 $28.00
iHerb

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
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Frequently Asked Questions
Is NaturesPlus Spiru-Tein®, Protein Powder Meal a good supplement?

NaturesPlus Spiru-Tein®, Protein Powder Meal, Cookies & Cream, 1.15 lbs (525 g) received a product quality score of 53/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 56 active ingredients with 15 servings per container. Of the 40 inactive ingredients, 19 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 Spiru-Tein®, Protein Powder Meal?

NaturesPlus Spiru-Tein®, Protein Powder Meal contains 56 active ingredients: Calories (120), Total Fat (1 g), Saturated Fat (0 g), Trans Fat (0 g), Cholesterol (0 mg), Sodium (130 mg), and 50 more. Notable high-dose ingredients include Vitamin B12 at 250% DV, Biotin at 1,000% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NaturesPlus Spiru-Tein®, Protein Powder Meal safe to take?

NaturesPlus Spiru-Tein®, Protein Powder Meal, Cookies & Cream, 1.15 lbs (525 g) has been analyzed for ingredient safety across all its components. Of 40 inactive ingredients, 19 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.

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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.