However, cooking up meals in a Crock pot rapidly increases the amount of health given. Gain Health by Eating Most foods in Don’t Starve will provide health, usually in smaller numbers between 1 and 5. The booster shot is used for medicine to upgrade the body's immune system to fight a virus that may come later in life if not given the booster shot. You can regain your maximum hp by using "Booster Shots" from the "survival" tab, which restore 20 max hp each.Booster shots can be crafted from: 8 rot, a stinger and 2 nitre (recipe recently changed). Max Health Reduced? So keep an eye out for bees, rocks and spoiled food if you want to make some booster shots. However, in Don't Starve Together, the booster shot is used after the character has been affected by maximum health penalties. My friend and I are playing in a world just the two of us, and neither have built a meat effigy, but both us of have had 40 points reduced from our max health. He's Wilson, and I'm Willow, if that matters. For example, Fish Sticks which require half of a fish and one twig will restore 40 Health … There is not boster shot in Don't Starve SINGLEPLAYER. Depending on the mode you're playing, you can craft a booster shot to recover your health after dying. Everytime you craft and place a meat effigy your max health is reduced by 30 points.