pur360 tamanu oil - best treatment for psoriasis, eczema, acne scar, rosacea - relief for dry, scaly skin, scalp and more - cold pressed pur360 important! our tamanu oil has no artificial chemicals added to keep it in a consistent state, regardless of temperature. in winter cold temperatures can cause the oil to solidify, making the oil thick. to resolve this simply put the bottle in hot water for around 10 minutes. this will bring the oil back to a more fluid state.