The baby tooth shown by Booth to Bones should not have a root. When a baby tooth falls out by its own, then the second tooth was gradually reducing the root of the baby tooth until it comes loose and falls out by itself.
The world's foremost forensic specialist should know that.
The victim was allergic to fungus and the crew determined it was cause by contact with truffle oil. Truffle oils are not made with actual Truffle fungus but are just oils with synthetic chemicals added to give Truffle like flavor. A new business would not use true truffle infused oil, meaning it would not cause an allergic reaction.
In the season 6 episode "The Bones that Weren't" Booth says, "I hate magic," after a street magician steals several items from both Booth and Brennan, while she seems quite enchanted. Then in the season 11 episode "The Promise in the Palace" Booth is excited to be in the magic shop, while Brennan looks with derision on magic as "an attempt to deceive."
Dr Saroyan mispronounces urticaria as urcitaria. Any MD would know the correct term.