The most common side effects of vitamin D include fatigue, weakness, dry mouth or a metallic taste in the mouth, loss of appetite, nausea and vomiting, according to WebMD. Most people do not experience side effects with ... More »

Side effects from a standard dosage of vitamin C can include heartburn, stomach cramps, nausea, vomiting, headache and others, according to WebMD. High daily doses of vitamin C may cause numerous side effects, including ... More »

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Magnesium supplements may cause an upset stomach, softening of the stool, diarrhea, cramps and nausea, according to WebMD. It is possible to take too much magnesium, and side effects include low blood pressure, an irregu... More »

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Side effects of vitamin D may include loss of appetite, nausea, sleepiness, weakness and dry mouth, according to WebMD. Vitamin D typically does not cause side effects unless a person takes more than the recommended amou... More »

www.reference.com Health Medications & Vitamins Side Effects

Mild hand tremors; weakness or lack of coordination; mild stomach upset with nausea, vomiting and loss of appetite; thin or dry hair; and itchy skin are among the most common side effects of lithium, according to Drugs.c... More »

www.reference.com Health Medications & Vitamins Side Effects

Side effects of too much vitamin D include weakness, sleepiness, headache, fatigue and loss of appetite, according to MedlinePlus. Other side effects may include a metallic taste, vomiting, nausea and dry mouth. More »

www.reference.com Health Medications & Vitamins Side Effects

Side effects of CoQ10 are generally mild and include loss of appetite, stomach upset, diarrhea, nausea and vomiting, according to WebMD. The substance may also cause an allergic skin rash in some individuals, and it may ... More »

www.reference.com Health Medications & Vitamins Side Effects