mummy Heidi Klum back in lingerie

German supermodel Heidi Klum gave birth only last month but she will be back on the catwalk in her lingerie next week for Victoria’s Secret.

The 36-year-old model-turned-presenter, who has just had a little girl called Lou Samuel, has moved her trainer David Kirsch into her home for a tough exercise regime.

Yummy mummy: Heidi Klum leaving a salon yesterday

Heidi’s swapped processed carbs, sugar, dairy and fruit for egg-white omelettes, spinach salads and grilled tuna with quinoa,’ says my source.

‘She’s determined to wow everyone when she walks. She’s pushing herself through gruelling twice-daily workouts.’

Back in shape: Heidi Klum is determined to wow everyone when she takes to the catwalk