Optimize Vitaminz D3, K2, A, E Liquid Drops
Optimize MineralsAnalysis updated October 2026 · How Scout scores
At a glance
Summary
Optimize Vitaminz scores 85/100. A liquid drop of the fat-soluble vitamins: 5,000 IU of vitamin D3, 50 mcg of vitamin K2 (MK-7), vitamin A as beta carotene, vitamin E as d-alpha tocopherol and 75 mg of vitamin C, with iodine, zinc, boron, 250 mg of inositol and dandelion root, bilberry and aloe vera extracts, in a water and vegetable glycerin base with sunflower lecithin. Potassium sorbate, a preservative, is the one mark against it. The 2 mL serving's 5,000 IU of D3 is above the 4,000 IU adult daily upper limit, so a smaller dose may suit daily use. Lab tested: lead at 0.009 ppm, arsenic, cadmium and mercury below detection, and a clean microbial panel.
Contaminants 7
Source: Independent laboratory report AFSG260318-058 (2 oz Vitaminz drops, lot 26UFO07701): heavy metals by ICP-MS and a microbial panel, as published by the brand
Lead 0.009 ppm Safe
About 0.02 µg per 2 mL serving — well under 1% of the USP <2232> daily limit for supplements (5 µg).
ICP-MS, approved 2026-03-30.
Arsenic <0.005 ppm Not detected
Below the lab's 0.005 ppm reporting limit.
ICP-MS, approved 2026-03-30.
Cadmium <0.001 ppm Not detected
Below the lab's 0.001 ppm reporting limit.
ICP-MS, approved 2026-03-30.
Mercury <0.005 ppm Not detected
Below the lab's 0.005 ppm reporting limit.
ICP-MS, approved 2026-03-30.
Yeast & Mold 10 cfu/g Safe
A low count, well below the limits commonly applied to dietary supplements.
USP <2021> 5-day yeast and mold count.
Total Aerobic Bacteria 10 cfu/g Safe
A low count, well below the limits commonly applied to dietary supplements.
USP <2021> aerobic plate count.
Pathogens (E. coli, Salmonella, S. aureus) Absent in 10 g Not detected
None of the three pathogens was found.
USP <2022> absence tests per 10 g.
Key ingredients 14
Vitamin K2 (MK-7)50 mcgVery Good
50 mcg of the long-acting menaquinone-7 form, which directs calcium to bone.
See more about Vitamin K2 (MK-7) →Vitamin E (d-Alpha Tocopherol)Very Good
The natural form of vitamin E, an antioxidant.
See more about Vitamin E (d-Alpha Tocopherol) →Vitamin D3Good
5,000 IU per 2 mL; supports calcium absorption, bone and immune health.
See more about Vitamin D3 →Beta Carotene (Vitamin A)Good
Provitamin A the body converts as needed, avoiding preformed vitamin A excess.
See more about Beta Carotene (Vitamin A) →Vitamin C (Ascorbic Acid)75 mgGood
75 mg; an antioxidant that supports immune function.
See more about Vitamin C (Ascorbic Acid) →Iodine, Zinc & BoronGood
Iodine (potassium iodide) for thyroid function, zinc citrate and boron citrate.
See more about Iodine, Zinc & Boron →Inositol250 mgGood
250 mg; involved in cell signaling and metabolic health.
See more about Inositol →Dandelion Root, Bilberry & Aloe Vera ExtractsGood
Botanical extracts rich in antioxidants.
See more about Dandelion Root, Bilberry & Aloe Vera Extracts →Lemon Fruit PowderGood
Whole-fruit flavoring.
See more about Lemon Fruit Powder →Purified WaterNeutral
Carrier.
See more about Purified Water →Vegetable GlycerinNeutral
Plant-derived carrier and humectant.
See more about Vegetable Glycerin →Sunflower LecithinNeutral
Emulsifier that keeps the oil-soluble vitamins dispersed.
See more about Sunflower Lecithin →Citric AcidNeutral
Acidulant; generally recognized as safe.
See more about Citric Acid →Potassium SorbateBad
A synthetic preservative.
See more about Potassium Sorbate →Processing
Ultra-Processed Foods
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