Manikin (noun) a little man; a dwarf; a pygmy; a manakin. Manikin (noun) a model of the human body, made of papier-mache or other material, commonly in detachable pieces, for exhibiting the different parts and organs, their relative position, etc. Origin: [OD. manneken, dim. of man man. See Man, and -kin.]
Both vitamin D and calcium supplements can lead to digestive problems. You may experience nausea, bloating, gas and constipation when taking these supplements. Spreading the doses throughout the day and taking with meals can help reduce symptoms.itamin D and calcium are required for healthy bones and teeth, as well as many other functions in your body. Supplementing food intake of vitamin D and calcium with dietary supplements is common to prevent deficiencies.
Taking large doses of vitamin D supplements can cause toxicity, called hypervitaminosis D. The main effect of this is hypercalcemia -- high calcium levels.Symptoms of hypercalcemia include nausea, loss of appetite, excessive urination, itchiness and weakness.itamin A toxicity causes headaches, rashes, coarse hair, hair loss, dry or peeling skin and cracked lips. It also increases the risk of osteoporosis -- thin bones -- and may rarely cause pseudotumor cerebri -- increased pressure in the head characterized by such symptoms as headaches, nausea and vision changes.