Gil Carvalho on Zinc

“Zinc plays a crucial role in skin repair, so slow-healing cuts are another indication of low levels.”

Nutrient Deficiencies Revealed by your Hands

“Zinc is necessary for proper testosterone production. In those people, correcting supplementing zinc or giving people a good zinc source can boost testosterone levels by a lot.”

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“Zinc is really important for nail growth. If you're running low on zinc, your nails may have a hard time growing, grow too slow, or have white spots or streaks.”

Nutrient Deficiencies Revealed by your Hands

“Dark chocolate contains zinc, a nutrient that can restrict the absorption of heavy metals like cadmium and lead.”

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