TV cook Nigella Lawson uses Victoria Health’s Fulvic Shampoo which combats hair loss and dubs it “magic” and a “wonder”. So what’s the deal? We investigate her “miracle” shampoo… TV cook Nigella Lawson uses Victoria Health’s Fulvic Shampoo which combats hair loss and dubs it “magic” and a “wonder”. So what’s the deal? We investigate her “miracle” shampoo…