1 Product identity

Ingredient risk

6 ingredients to use with caution

Power Greens Premium Refreshing Berry

Name: Power Greens Premium Refreshing Berry
Brand: NuMedica

BrandNuMedica→Other Combinations Powder 92 ingredients 6 caution DSLD #323677

Net contents: 17.3 Ounce(s)

Target: Adults and Children 4 years and above

DSLD entry: 2025-04-24

2 Ingredients (92)

IngredientGroupSafety

CaloriesCalories—

Total FatFat (unspecified)—

Saturated FatSaturated fat—

Total CarbohydratesCarbohydrate—

Dietary FiberFiber (unspecified)—

Total SugarsSugar—

ProteinProtein—

Vitamin AVitamin AConditionally Safe

Vitamin CVitamin CGenerally Safe

Vitamin D3Vitamin DUse with Caution

Vitamin EVitamin EConditionally Safe

Vitamin K1Vitamin KConditionally Safe

Vitamin B1ThiaminUse with Caution

Vitamin B2RiboflavinGenerally Safe

NiacinNiacinConditionally Safe

Vitamin B6Vitamin B6Use with Caution

FolateFolateConditionally Safe

6(S)-5-Methyltetrahydrofolic Acid, Glucosamine Salt5-methyltetrahydrofolate glucosamine—

Vitamin B12Vitamin B12Use with Caution

BiotinBiotinGenerally Safe

Pantothenic AcidPantothenic Acid (Vitamin B5)—

CalciumCalciumConditionally Safe

PhosphorusPhosphorusGenerally Safe

IodineIodineConditionally Safe

MagnesiumMagnesiumUse with Caution

ZincZincUse with Caution

SeleniumSeleniumConditionally Safe

ManganeseManganeseConditionally Safe

ChromiumChromiumConditionally Safe

MolybdenumMolybdenumGenerally Safe

SodiumSodiumConditionally Safe

PotassiumPotassiumConditionally Safe

Antioxidant & Superfruit BlendBlend—

Bananabanana—

Apple Fruit ExtractApple—

Goji Berry (Lycium barbarum Fruit) PowderGoji—

Pomegranate powderPomegranate—

Mangosteen, PowderMangosteen—

Cabbage PalmAcai—

Apple, PowderApple—

Grape Seed ExtractGrape —

Pomegranate fruit extractPomegranate—

Mangosteen Fruit ExtractMangosteen—

Stevia Leaf ExtractStevia—

Bilberry Fruit Extractbilberry Generally Safe

American Elder (Sambucus canadensis) (fruit) extractAmerican Elder—

Blueberry Fruit ExtractBlueberry—

Greens BlendBlend—

ChlorellaChlorellaGenerally Safe

AlgaeCalAlgas calcareas—

SpirulinaBlue Green Algae—

Broccoli Seed ExtractBroccoli—

Broccoli powderBroccoli—

Cauliflower powderCauliflower —

Collard powderCollard—

Spinach, PowderSpinach—

Carrot, PowderCarrot —

Parsley, PowderParsley—

Kelp (Laminaria setchellii) (whole) extractKelp—

Sunflower Lecithinlecithin—

Plant Fiber & Essential Omega BlendBlend—

Black ChiaChia—

Brown FlaxFlax—

AppleApple—

Adaptogenic Herbs & DetoxifiersBlend—

Astragalus Root ExtractAstragalusGenerally Safe

Reishi powderReishi mushroom—

Maitake Mushroom Fruit Body ExtractMaitake Mushroom—

Shiitake Mushroom Fruit Body ExtractShiitake Mushroom—

Cordyceps Mycelium ExtractCordycepsConditionally Safe

Ginger Root ExtractGinger —

Prebiotic & Probiotic BlendBlend—

InulinInulinGenerally Safe

Lactobacillus acidophilus DDSLactobacillus acidophilus—

Digestive Enzyme BlendBlend—

Protease IProteolytic Enzymes (Proteases)—

Protease IIProteolytic Enzymes (Proteases)—

AmylaseAmylase—

LipaseLipase—

LactaseLactaseGenerally Safe

Immuni-Tea Boosting BlendBlend—

White Tea Leaf ExtractWhite Tea—

Green Tea Leaf ExtractGreen Tea—

Green Tea powderGreen Tea—

Milk Thistle Seed ExtractMilk ThistleGenerally Safe

Japanese Knotweed Root ExtractHu Zhang—

TurmericTurmericConditionally Safe

Sulforaphane GlucosinolateGlucoraphanin—

Deglycyrrhizinated Licorice Root ExtractLicorice —

natural Fruit flavorsFlavor—

Citric AcidCitric Acid—

Guar GumGuar—

Ingredient amounts require the full DSLD label. View full label at NIH DSLD →

⚠️ Use with caution — restricted in some markets

Vitamin D — Granulomatous diseases (sarcoidosis, TB) — unregulated extra-renal CYP27B1 can cause life-threatening hypercalcemia even at standard doses [2][21]

Thiamin — Wernicke encephalopathy: classic triad (confusion, ophthalmoplegia, ataxia) is present in only 16% of cases — any ONE element in an at-risk patie…

Vitamin B6 — Sensory neuropathy from chronic high-dose B6 (>200 mg/day) — presents as numbness, ataxia. Can be irreversible. Often self-prescribed by patients…

Vitamin B12 — Nitrous oxide anesthesia in subclinically B12-deficient patients can precipitate acute combined degeneration — always check B12 before elective p…

Magnesium — Severe deficiency (<0.50 mmol/L) causes secondary hypocalcemia and hypokalemia that will not correct until magnesium is repleted first [1].

Zinc — Chronic zinc >40 mg/day without copper causes copper deficiency: anemia, neutropenia, myeloneuropathy [1].

3 Safety cross-reference

Vitamin A — Conditionally Safe

⚠ Teratogenic at high doses

⚠ Hepatotoxic with chronic excess

Vitamin C — Generally Safe

⚠ GI distress at high doses

⚠ Kidney stones risk >1g/day

Vitamin D — Use with Caution

⚠ Hypercalcemia at >10,000 IU/day

⚠ Vascular calcification risk

Vitamin E — Conditionally Safe

⚠ Increased bleeding risk

⚠ All-cause mortality at >400 IU/day

Vitamin K — Conditionally Safe

⚠ Critical interaction with warfarin

Thiamin — Use with Caution

Riboflavin — Generally Safe

⚠ Harmless yellow urine

Niacin — Conditionally Safe

⚠ Flushing at >50 mg

⚠ Hepatotoxicity at high doses

Vitamin B6 — Use with Caution

Folate — Conditionally Safe

⚠ May mask B12 deficiency

⚠ Colorectal cancer risk debated

Glucosamine — Limited Evidence

⚠ Shellfish allergy

⚠ May affect glucose

Vitamin B12 — Use with Caution

Biotin — Generally Safe

⚠ Interferes with troponin and thyroid lab assays

Pantothenic Acid — Limited Evidence

⚠ Diarrhea at very high doses

Calcium — Conditionally Safe

⚠ Cardiovascular risk debated >1,000 mg/day

⚠ Kidney stones

Phosphorus — Generally Safe

⚠ Excess impairs calcium absorption

Iodine — Conditionally Safe

⚠ Thyroid dysfunction at excess

⚠ Kelp: variable content

Magnesium — Use with Caution

⚠ Diarrhea (especially oxide)

⚠ Accumulates in renal impairment

Zinc — Use with Caution

⚠ Copper deficiency at >40 mg/day

⚠ Nausea, metallic taste

Selenium — Conditionally Safe

⚠ Selenosis >400 mcg

⚠ Diabetes risk at high doses

Manganese — Conditionally Safe

⚠ Neurotoxicity with chronic excess

Chromium — Conditionally Safe

⚠ Hypoglycemia with diabetes meds

⚠ Rare renal/hepatic toxicity

Molybdenum — Generally Safe

⚠ Very low toxicity

Sodium — Conditionally Safe

⚠ Hypertension

⚠ Fluid retention

Potassium — Conditionally Safe

⚠ Hyperkalemia risk

⚠ Dangerous with ACE inhibitors

Goji Berry — Limited Evidence

⚠ WARFARIN INTERACTION — bleeding cases reported

⚠ May lower blood glucose

Grape Seed Extract — Limited Evidence

⚠ Antiplatelet effect

⚠ May interact with anticoagulants

bilberry — Generally Safe

⚠ May increase bleeding risk at high doses

⚠ May lower blood glucose

Chlorella — Generally Safe

⚠ Contamination risk

⚠ May affect warfarin (vitamin K content)

Spirulina — Limited Evidence

⚠ Contamination risk: microcystins, heavy metals

⚠ Autoimmune stimulation

NAC — Limited Evidence

⚠ GI upset

⚠ Rare bronchospasm

Astragalus — Generally Safe

⚠ Immunostimulatory

⚠ May lower blood glucose

Reishi — Limited Evidence

⚠ Hepatotoxicity (rare, powdered form)

⚠ Antiplatelet effect

Maitake — Limited Evidence

⚠ May lower blood glucose

⚠ May lower blood pressure

Cordyceps — Conditionally Safe

⚠ May slow blood clotting

⚠ May lower blood glucose

Ginger Root — Limited Evidence

⚠ GI: heartburn at high doses

⚠ Antiplatelet effect

Inulin — Generally Safe

⚠ Gas, bloating — start low

Lactobacillus — Limited Evidence

⚠ Rare sepsis if immunocompromised

⚠ Gas initially

Lactase — Generally Safe

⚠ Very well tolerated

⚠ Fungal-derived: rare allergy

Milk Thistle — Generally Safe

⚠ Mild GI

⚠ Asteraceae allergy

Sulforaphane — Limited Evidence

⚠ GI gas, bloating

⚠ May interact with CYP enzymes

Licorice Root — Limited Evidence

⚠ HYPERTENSION — pseudoaldosteronism

⚠ Hypokalemia

4 Label claims

• Nutrient

• All Other

• Structure/Function

5 Data source

DSLD ID323677

Full labelView at NIH DSLD →

SourceOffice of Dietary Supplements, NIH

Market statusOn market

Entry date2025-04-24

6 More from NuMedica

View NuMedica Safety Scorecard → 21 products

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7 Cite this page

Vancouver

Pkhakadze G. Power Greens Premium Refreshing Berry — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Aug 26]. Available from: https://supplement.ge/products/dsld-323677/

CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.

Analyzed by SupplementIndex

PHIG · Editor-in-Chief: Prof. Giorgi Pkhakadze, MD, MPH, PhD

Product data sourced from the NIH Dietary Supplement Label Database (DSLD). Safety cross-referencing by SupplementIndex. This analysis is for informational purposes only. For corrections: info@accreditation.ge.
Publisher: PHIG