According to several pieces of research, people opt for multivitamins to improve overall health and fill in nutrient gaps. Multivitamins should not always be used to fill in those gaps.
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How to Know If a Vitamin Is Safe
The National Institutes of Health recommends investigating a supplement before use and research studies are not required to prove the safety of the supplement before the item is marketed.
It is however the responsibility of the manufactures or distributors to ensure that the products are safe and the labels are accurate.
How to Know If a Vitamin Is Effective
Although the manufacturer (like https://www.superiorsupplementmfg.com/liquid-supplement-manufacturer/ for instance) has to prove the safety of the supplement, it does not have to prove the effectiveness of the supplement.
Dietary supplements are usually meant to address a nutrient deficiency, such as those caused by keto diet side effects, not treat or prevent a disease.
Reactions with Medication
If used in combination with medications, supplements could cause harmful side effects.
Vitamin K can reduce the ability of a blood thinner to work and vitamins C and E could reduce the effects of cancer chemotherapy, according to the National Institutes of Health.
I recommend consuming as much Protein rich Vegetables and Legumes a day as possible. But if there is a lack of Protein, consult your doctor and ask about Vitamaze L-Arginin as it is necessary for the body to make Proteins. L-arginine is found in red meat, poultry, fish, and dairy products. It can also be made in a laboratory and used as medicine.
Lots of water and as few sugary products daily as well.