Soft solid compositions with reduced syneresis

A soft solid antiperspirant and/or deodorant composition comprising a volatile silicone and a behenamidoalkyl dialkylamine fatty acid of Formula I as a gelling agent:

• CH3(CH2)20—C(O)—N(R1)—(CH2)n—N+(R2)(R3)—H. X−1 Formula I
• wherein:
• R1═H or methyl;
• n is an average and =3-5;
• R2 and R3 may be the same or different and are each independently selected from the group consisting of methyl and ethyl;
• and
• X−1═
• where p is a number in the range of 20-28.