👉 A parathyroid is a type of gland located in the neck, which produces vitamin D. Specifically, it's part of the thyroid gland and serves as an important part of the body's natural defense against calcium deficiency.
👉 A parathyroid is a type of gland located in the neck, which produces vitamin D. Specifically, it's part of the thyroid gland and serves as an important part of the body's natural defense against calcium deficiency.
