Be careful where those nails are pointed. The ad shows a fingernail vs wall "WOW!"
The ingredients look unappetizing and incompatible with normal digestion.
Ingredients: ETHYL ACETATE, BUTYL ACETATE, ISOPROPYL ALCOHOL, CELLULOSE ACETATE BUTYRATE, MEK, ADIPIC ACID/NEOPENTYL GLYCOL/ TRIMELLITIC ANHYDRIDE
COPOLYMER, NITROCELLULOSE, ACETYL TRIBUTYL CITRATE, SUCROSE BENZOATE, n-BUTYL ALCOHOL, ETOCRYLENE, DIAMOND POWDER, AQUA/WATER/EAU, PLATINUM
POWDER, ALUMINA, SILICA, D&C VIOLET NO. 2 (CI 60725), TITANIUM DIOXIDE (CI 77891).
There's no telling if a Black Ops version strengthens other body parts