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5 votes

Is it dangerous to consume 30 mg of Zinc (as Zinc Picolinate) per day?

According to the Office of Dietary Supplements of the US National Institutes of Health, the upper tolerable limit for Zinc is as follows: Table 3: Tolerable Upper Intake Levels (ULs) for Zinc Age ...
Ian Campbell's user avatar
  • 3,305
5 votes

How long is zinc sun block effective?

Zinc oxide is an inorganic compound with the formula ZnO. ZnO is a white powder that is insoluble in water and is widely used as an additive in numerous materials and products including rubbers, ...
Taylor's user avatar
  • 958
4 votes
Accepted

What evidence does magnesium, zinc & melatonin help you sleep?

Magnesium, zinc and melatonin help to manage and control the sleep problems. These three natural components have their own mechanisms in managing the sleep disorders. Firstly, talking about Melatonin: ...
CCR's user avatar
  • 735
3 votes

Can gynecomastia breast tissues be dissolved?

No, it's not true that the breast tissue caused by gynecomastia can never go away. According to the Mayo Clinic (emphasis mine): Most cases of gynecomastia regress over time without treatment. ...
Carey Gregory's user avatar
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3 votes

How long is zinc sun block effective?

TL;DR: No, sunscreen needs to be re-applied every 2 hours Your product is the same as SPF 30 sunscreen SPF is a measure of how much solar energy (UV radiation) is required to produce sunburn on ...
Narusan's user avatar
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3 votes

What happens when you take a whole monthly dose of zinc just once per month?

That approach works with some supplements and not others. Iron, for example, will be held in the small intestine until the blood level lowers enough for safe absorption by which time it might just be ...
KCasper's user avatar
  • 304
2 votes
Accepted

Can zinc (over)supplementation cause hypocalcemia?

There seems to be no evidence that zinc supplements would cause hypocalcemia in humans. According to the study Effect of zinc supplements on the intestinal absorption of calcium (PubMed, 1987), ...
Jan's user avatar
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2 votes

Why does one zinc pill contain 250% (25 mg) of the DRI?

The DRI refers to elemental zinc, so likely your supplement bottle is saying the pills contain 25 mg of elemental zinc. For example, approximately 23% of zinc sulfate consists of elemental zinc; ...
Graham Chiu's user avatar
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1 vote

How much zinc per day is "too much"?

The European Food Safety Authority lists a population reference intake of 9.5 mg/day for men and 7.0 mg/day for women. The same source lists a tolerable upper intake limit ("UL", a level that should ...
Mark's user avatar
  • 2,055
1 vote

Can gynecomastia breast tissues be dissolved?

First, vitamin D supplementation does not seem to increase testosterone levels. Most high quality trials see either no increase, or a very very small one: https://pubmed.ncbi.nlm.nih.gov/32446600/ ...
pbond's user avatar
  • 111
1 vote

Maximum safe dosage of zinc for 4-6 weeks

You are right, too much zinc could be harmfull but in your case you are at the upper limit. Zinc supplements should not exceed 40mg per day for adults. You find all details here: https://ods.od.nih....
mozart_kv467's user avatar

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