Note: some of the below links are affiliate links, however, they're products I personally use or believe will be of help to you and cost you absolutely no more. I make a small commission on some of the products if you purchase through the below link.
Bath & Body
Essential Oils
My favorite company for essential oils, with free shipping. No minimums or requirements and safety is their top priority!
Food Scale
This is the food scale I have and use for everything in the kitchen from soap making, candle making, and of course, actual cooking. It's under $15 and measures in ounces, grams and pounds.
Melt and Pour Soap Base
My Melt and Pour Soap Base without parabens or proplyene glycol, this is the goats milk, which is believed to have added skin benefits!
Infrared Thermometer
Digital Laser Infrared Thermometer. I use this for soap making, lotion, and even candy making. This is the exact one I have and use.