PhD Smart Bar is a great tasting, triple layered high protein, low sugar bar that is free from palm oil. Available in 5 delicious flavours and with 20g of quality protein and less than 2g of sugar per bar, PhD Smart Bar is the intelligent way to get your daily protein fix without adding unwanted carbs. Perfect for your gym bag, when you are on the go, or just wanting a sweet fix that still delivers 20g of protein per bar. 5 delicious flavours to try and 64g per bar.