1 Product identity
Ingredient risk
2 ingredients to use with caution

A/ O Maximizers

BrandDouglas LaboratoriesOther Combinations Tablet or Pill 19 ingredients 2 caution DSLD #10747
Net contents: 60 Tablet(s)
Target: Adults and Children 4 years and above
DSLD entry: 2012-07-25
2 Ingredients (19)
IngredientGroupSafety
Vitamin AVitamin A (unspecified)
Vitamin CVitamin CGenerally Safe
Vitamin EVitamin EConditionally Safe
RiboflavinRiboflavinGenerally Safe
NiacinNiacinConditionally Safe
MagnesiumMagnesiumUse with Caution
ZincUse with Caution
SeleniumSeleniumConditionally Safe
CopperConditionally Safe
ManganeseManganeseConditionally Safe
Alpha-Lipoic AcidAlpha Lipoic Acid
MethylsulfonylmethaneMethylsulfonylmethaneGenerally Safe
TaurineTaurineGenerally Safe
L-GlutathioneGlutathioneGenerally Safe
QuercetinQuercetinConditionally Safe
modified Cellulose GumCellulose
Magnesium StearateMagnesiumUse with Caution
SilicaSiliconGenerally Safe
MethylcelluloseMethyl cellulose
Ingredient amounts require the full DSLD label. View full label at NIH DSLD →
⚠️ Use with caution — restricted in some markets
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 — Limited Evidence
⚠ Teratogenic at high doses
⚠ Hepatotoxic with chronic excess
Vitamin C — Generally Safe
⚠ GI distress at high doses
⚠ Kidney stones risk >1g/day
Vitamin E — Conditionally Safe
⚠ Increased bleeding risk
⚠ All-cause mortality at >400 IU/day
Riboflavin — Generally Safe
⚠ Harmless yellow urine
Niacin — Conditionally Safe
⚠ Flushing at >50 mg
⚠ Hepatotoxicity at high doses
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
Copper — Conditionally Safe
⚠ Hepatotoxicity at high doses
Manganese — Conditionally Safe
⚠ Neurotoxicity with chronic excess
Alpha-Lipoic Acid — Limited Evidence
⚠ May lower blood glucose
⚠ May lower thyroid hormones
Methylsulfonylmethane — Generally Safe
⚠ GI effects
⚠ Headache
Taurine — Generally Safe
⚠ May lower blood pressure
Glutathione — Generally Safe
⚠ Limited oral bioavailability data
⚠ May affect zinc levels
Quercetin — Conditionally Safe
⚠ Inhibits CYP3A4
⚠ Affects cyclosporine levels
Silicon — Generally Safe
⚠ Very low toxicity
4 Label claims
• All Other
5 Data source
DSLD ID10747
SourceOffice of Dietary Supplements, NIH
Market statusOn market
Entry date2012-07-25
6 More from Douglas Laboratories
View Douglas Laboratories Safety Scorecard → 788 products
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7 Cite this page
Vancouver
Pkhakadze G. A/ O Maximizers — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Jun 25]. Available from: https://supplement.ge/products/dsld-10747/
CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.
GP
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